[分享]安全生产技术3

施杨华龙

<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b><span style="FONT-FAMILY: 宋体;">九、冶金安全生产技术<span lang="EN-US"><p></p></span></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">1. </span><span style="FONT-FAMILY: 宋体;">带煤气作业下列工具不能使用是<u><span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span></u><span lang="EN-US"><span style="mso-spacerun: yes;"></span><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 15.75pt; mso-char-indent-count: 1.5;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">A.</span><span style="FONT-FAMILY: 宋体;">钢质工具　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">B.</span>铝青铜合金工具　<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 15.75pt; mso-char-indent-count: 1.5;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">C.</span><span style="FONT-FAMILY: 宋体;">铁质工具　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"></span></span>　<span lang="EN-US">D.</span>木质工具<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">2. </span><span style="FONT-FAMILY: 宋体;">当<chmetcnv wst="on" tcsc="1" numbertype="1" negative="False" hasspace="False" sourcevalue="1000" unitname="克"><span lang="EN-US">1</span>千克</chmetcnv>水完全变成蒸汽后，其体积要增大约<u><span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span></u><span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 15.75pt; mso-char-indent-count: 1.5;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">A.1500</span><span style="FONT-FAMILY: 宋体;">倍　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">B.1200</span>倍　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">C.600</span>倍　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">D.1000</span>倍<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">3. </span><span style="FONT-FAMILY: 宋体;">对煤气实行分级管理根据一氧化碳的含量将煤气作业区分为<u><span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span></u><span lang="EN-US"><span style="mso-spacerun: yes;"></span><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 15.75pt; mso-char-indent-count: 1.5;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">A.</span><span style="FONT-FAMILY: 宋体;">三类　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">B.</span>四类　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">C.</span>五类　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">D.</span>六类<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">4. </span><span style="FONT-FAMILY: 宋体;">出渣时为了防止冲渣沟堵塞，渣沟坡度应大于<u><span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span></u><span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 15.75pt; tab-stops: 126.0pt 210.0pt 294.0pt; mso-char-indent-count: 1.5;"><chsdate year="1899" day="30" wst="on" isrocdate="False" islunardate="False"><span lang="EN-US" style="FONT-FAMILY: 宋体;">A.4.5</span></chsdate><span lang="EN-US" style="FONT-FAMILY: 宋体;">%</span><span style="FONT-FAMILY: 宋体;">　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>B.6%</span>　　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>C.2.5%</span>　　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"></span>D.3.5%<p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">5. </span><span style="FONT-FAMILY: 宋体;">供给作业人员<span lang="EN-US">0.2%</span>的食盐水，并给他们补充维生素<u><span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span></u><span lang="EN-US"><span style="mso-spacerun: yes;"></span><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 15.75pt; mso-char-indent-count: 1.5;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">A.B2</span><span style="FONT-FAMILY: 宋体;">和<span lang="EN-US">C</span>　　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>B.A</span>和<span lang="EN-US">C</span>　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">C.Bl</span>和<span lang="EN-US">C</span>　　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>D.C</span>和<span lang="EN-US">D<p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">6. </span><span style="FONT-FAMILY: 宋体;">炼铁厂煤气中毒事故危害最为严重，死亡人员多，多发生在<u><span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span></u><span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 15.75pt; mso-char-indent-count: 1.5;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">A.</span><span style="FONT-FAMILY: 宋体;">顶炉装料系统　　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>B.</span>氧枪系统　　<span lang="EN-US"> <p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 15.75pt; mso-char-indent-count: 1.5;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">C.</span><span style="FONT-FAMILY: 宋体;">炉前和检修作业中　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">D.</span>高炉煤粉喷吹系统<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">7. </span><span style="FONT-FAMILY: 宋体;">高炉煤粉喷吹系统中煤粉流速必须大于<u><span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span></u><span lang="EN-US"><span style="mso-spacerun: yes;"></span><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 15.75pt; mso-char-indent-count: 1.5;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">A.l<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="2" unitname="m">2m</chmetcnv>/s</span><span style="FONT-FAMILY: 宋体;">　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">B.l<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="6" unitname="m">6m</chmetcnv>/s</span>　　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>C.l<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="8" unitname="m">8m</chmetcnv>/s<span style="mso-spacerun: yes;"> </span></span>　　<span lang="EN-US">D<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue=".2" unitname="m">.20m</chmetcnv>/s<p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">8. </span><span style="FONT-FAMILY: 宋体;">带煤气作业时，禁止一切火源的范围是<u><span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span></u><span lang="EN-US"><span style="mso-spacerun: yes;"></span><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 15.75pt; mso-char-indent-count: 1.5;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">A<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue=".5" unitname="m">.50m</chmetcnv></span><span style="FONT-FAMILY: 宋体;">　　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>B<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue=".4" unitname="m">.40m</chmetcnv></span>　　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>C<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue=".7" unitname="m">.70m</chmetcnv></span>　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">D<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue=".6" unitname="m">.60m</chmetcnv><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">9. </span><span style="FONT-FAMILY: 宋体;">引起氧枪喷孔堵塞，造成高温熔池产生的燃气倒灌回火的是<u><span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span></u><span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 15.75pt; mso-char-indent-count: 1.5;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">A.</span><span style="FONT-FAMILY: 宋体;">氧枪中氧气的压力过低　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">B.</span>氧枪内积水汽化<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 15.75pt; mso-char-indent-count: 1.5;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">C.</span><span style="FONT-FAMILY: 宋体;">氧枪冷却系统回水不畅　　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>D.</span>氧枪中氧气的压力过高<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">10. </span><span style="FONT-FAMILY: 宋体;">钢坯中厚板的原料的堆放堆放时垛高不能超过<u><span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span></u><span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; tab-stops: 126.0pt 299.25pt; mso-char-indent-count: 2.0;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">A<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue=".4" unitname="米">.4<span lang="EN-US"><span lang="EN-US">米</span></span></chmetcnv><span lang="EN-US">　　<span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"></span>B.<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="4.5" unitname="米">4.5<span lang="EN-US"><span lang="EN-US">米</span></span></chmetcnv><span lang="EN-US">　<span style="mso-spacerun: yes;"> </span></span></span></span><span style="FONT-FAMILY: 宋体;">　<span lang="EN-US">C<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue=".5" unitname="米">.5<span lang="EN-US"><span lang="EN-US">米</span></span></chmetcnv><span lang="EN-US">　　<span style="mso-spacerun: yes;"> </span>D.<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="5.5" unitname="米">5.5<span lang="EN-US"><span lang="EN-US">米</span></span></chmetcnv><p></p></span></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 22.55pt; TEXT-INDENT: -21pt; mso-char-indent-count: -2.0; mso-para-margin-left: .15gd;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">11. </span><span style="FONT-FAMILY: 宋体;">铁、钢、渣液的温度很高，热辐射很强，又易于喷溅，加上设备及环境的温度很高，极易发生事故类型为<u><span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span></u><span lang="EN-US"><span style="mso-spacerun: yes;"></span><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 1.55pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-para-margin-left: .15gd;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">A.</span><span style="FONT-FAMILY: 宋体;">爆炸<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>B.</span>煤气中毒<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>C.</span>机具伤害<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>D.</span>灼伤<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt; TEXT-INDENT: -21pt; mso-char-indent-count: -2.0;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">12. </span><span style="FONT-FAMILY: 宋体;">可燃液体贮槽下设防火堤，防火堤内的容积不得小于贮槽地上部分总贮量的<u><span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span></u><span lang="EN-US"><span style="mso-spacerun: yes;"></span>A.1/2</span>　　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>B.1/<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="3" unitname="C">3<span lang="EN-US"><span lang="EN-US">　</span></span></chmetcnv><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">C.3/5</span>　　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>D.2/3<p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">13. </span><span style="FONT-FAMILY: 宋体;">对可能泄漏或产生含油废水的生产装置周围应设<u><span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span></u><span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">A.</span><span style="FONT-FAMILY: 宋体;">水封井<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　　<span lang="EN-US">B.</span>隔油池　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">C.</span>围堰　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">D.</span>安全阀<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">14. </span><span style="FONT-FAMILY: 宋体;">一般停产检修的煤气设备内空气中的氧含量至少应大于<u><span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span></u><span lang="EN-US"><span style="mso-spacerun: yes;"></span><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0;"><chsdate year="1899" day="30" wst="on" isrocdate="False" islunardate="False"><span lang="EN-US" style="FONT-FAMILY: 宋体;">A.20.5</span></chsdate><span lang="EN-US" style="FONT-FAMILY: 宋体;">%</span><span style="FONT-FAMILY: 宋体;">　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">B.15%</span>　　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>C.30%</span>　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">D.25%<p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">15. </span><span style="FONT-FAMILY: 宋体;">高炉生产检修进入容器作业时，应首先检查空气中那种气体的浓度<u><span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span></u><span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">A.</span><span style="FONT-FAMILY: 宋体;">二氧化碳　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">B.</span>一氧化碳　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">C.</span>二氧化硫　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">D.</span>氨气<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">16. </span><span style="FONT-FAMILY: 宋体;">用磁盘吊和单钩吊卸车钢坯时，两根钢绳间的跨距应应大于<u><span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span></u><span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">A<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue=".1" unitname="m">.1m</chmetcnv></span><span style="FONT-FAMILY: 宋体;">　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">B.<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue=".6" unitname="m">0.6m</chmetcnv></span>　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">C.<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue=".5" unitname="米">0.5<span lang="EN-US"><span lang="EN-US">米</span></span></chmetcnv>m<span style="mso-spacerun: yes;"> </span></span>　　<span lang="EN-US">D.<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue=".7" unitname="m">0.7m</chmetcnv><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">17. </span><span style="FONT-FAMILY: 宋体;">带式烧结机受高温的变化，易产生过热<u><span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span></u><span lang="EN-US"><span style="mso-spacerun: yes;"></span><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">A.</span><span style="FONT-FAMILY: 宋体;">爆炸　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">B.</span>灼烫　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">C.</span>腐蚀　　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>D.</span>塌腰<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">18. </span><span style="FONT-FAMILY: 宋体;">安全阀是一种<u><span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span></u><span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">A.</span><span style="FONT-FAMILY: 宋体;">阀门自动开启型安全泄压装置　　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>B.</span>阀门半自动开启型安全泄压装置<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">C.</span><span style="FONT-FAMILY: 宋体;">阀门手动开启型安全泄压装置　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">D.</span>阀门断裂型安全泄压装置<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">19. </span><span style="FONT-FAMILY: 宋体;">为了防止爆炸产生的强大的破坏力，喷吹罐、储煤罐应有<u><span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span></u><span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">A.</span><span style="FONT-FAMILY: 宋体;">防爆膜　　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"></span>B.</span>泄爆孔　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">C.</span>放散阀　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>　<span lang="EN-US">D.</span>逆止阀<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">20. </span><span style="FONT-FAMILY: 宋体;">炼铁生产安全事故的物质原因中最主要是由于<u><span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span></u><span lang="EN-US"><span style="mso-spacerun: yes;"></span><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; tab-stops: 210.0pt; mso-char-indent-count: 2.0;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">A.</span><span style="FONT-FAMILY: 宋体;">设施<span lang="EN-US">(</span>备<span lang="EN-US">)</span>工具缺陷　　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>B.</span>防护保险装置有缺陷<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">C.</span><span style="FONT-FAMILY: 宋体;">误操作　　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>D.</span>作业环境条件差<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b><span lang="EN-US" style="FONT-FAMILY: 宋体;"><p></p></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b><span lang="EN-US" style="FONT-FAMILY: 宋体;"><p></p></span></b></p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b><span lang="EN-US" style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt;"><p></p></span></b></p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b><span lang="EN-US" style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt;"><p></p></span></b></p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b><span lang="EN-US" style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt;"><p></p></span></b></p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b><span lang="EN-US" style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt;"><p></p></span></b></p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b><span lang="EN-US" style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt;"><p></p></span></b></p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b><span lang="EN-US" style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt;"><p></p></span></b></p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b><span lang="EN-US" style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt;"><p></p></span></b></p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b><span lang="EN-US" style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt;"><p></p></span></b></p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b><span lang="EN-US" style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt;"><p></p></span></b></p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b><span lang="EN-US" style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt;"><p></p></span></b></p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b><span lang="EN-US" style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt;"><p></p></span></b></p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b><span lang="EN-US" style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt;"><p></p></span></b></p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b><span lang="EN-US" style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt;"><p></p></span></b></p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b><span lang="EN-US" style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt;"><p></p></span></b></p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b><span lang="EN-US" style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt;"><p></p></span></b></p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b><span lang="EN-US" style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt;"><p></p></span></b></p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b><span lang="EN-US" style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt;"><p></p></span></b></p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b><span lang="EN-US" style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt;"><p></p></span></b></p><p class="MsoNormal" align="center" style="PAGE-BREAK-BEFORE: always; MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b><span style="FONT-FAMILY: 宋体;">参考答案<span lang="EN-US"><p></p></span></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b><span style="FONT-FAMILY: 宋体;">一、机械电气安全生产技术<span lang="EN-US"><p></p></span></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">1.C <span style="mso-spacerun: yes;"></span><span style="mso-spacerun: yes;"></span><span style="mso-spacerun: yes;"></span>2.B<span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"></span>3.B <span style="mso-spacerun: yes;"></span>4.C <span style="mso-spacerun: yes;"></span><span style="mso-spacerun: yes;"></span>5.B <span style="mso-spacerun: yes;"></span><span style="mso-spacerun: yes;"></span>6.C <span style="mso-spacerun: yes;"></span><span style="mso-spacerun: yes;"></span>7.B <span style="mso-spacerun: yes;"></span>8.A <span style="mso-spacerun: yes;"></span><span style="mso-spacerun: yes;"></span>9.C <span style="mso-spacerun: yes;"></span><span style="mso-spacerun: yes;"></span>10.C <p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">11.C <span style="mso-spacerun: yes;"></span><span style="mso-spacerun: yes;"></span>12.A <span style="mso-spacerun: yes;"></span><span style="mso-spacerun: yes;"></span>13.C<span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"></span>14.B <span style="mso-spacerun: yes;"></span><span style="mso-spacerun: yes;"></span>15.B <span style="mso-spacerun: yes;"></span><span style="mso-spacerun: yes;"></span>16.B <span style="mso-spacerun: yes;"></span><span style="mso-spacerun: yes;"></span>17.A<span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"></span>18.C <span style="mso-spacerun: yes;"></span><span style="mso-spacerun: yes;"></span>19.A <span style="mso-spacerun: yes;"></span><span style="mso-spacerun: yes;"></span>20.A<b><p></p></b></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b><span lang="EN-US" style="FONT-FAMILY: 宋体;"><p></p></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b><span style="FONT-FAMILY: 宋体;">二、防火防爆安全技术</span></b><span lang="EN-US" style="FONT-FAMILY: 宋体;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">1.C<span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"></span>2.C<span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"></span>3.D<span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"></span>4.B<span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"></span>5.A<span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"></span>6.B<span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"></span>7.B <span style="mso-spacerun: yes;"></span><span style="mso-spacerun: yes;"></span>8.C <span style="mso-spacerun: yes;"></span><span style="mso-spacerun: yes;"></span>9.A <span style="mso-spacerun: yes;"></span><span style="mso-spacerun: yes;"></span>10.B <p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">11.C<span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"></span>12.A <span style="mso-spacerun: yes;"></span><span style="mso-spacerun: yes;"></span>13.B <span style="mso-spacerun: yes;"></span><span style="mso-spacerun: yes;"></span>14.C <span style="mso-spacerun: yes;"></span>15.D<span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"></span>16.B<span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"></span>17.B<span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"></span>18.A <span style="mso-spacerun: yes;"></span>19.A<span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"></span>20.C<span style="mso-spacerun: yes;"> </span><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b><span lang="EN-US" style="FONT-FAMILY: 宋体;"><p></p></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b><span style="FONT-FAMILY: 宋体;">三、危险化学品安全生产技术<span lang="EN-US"><p></p></span></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 16pt; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">1.B<span style="mso-spacerun: yes;"> </span>2.A<span style="mso-spacerun: yes;"> </span>3.A<span style="mso-spacerun: yes;"> </span>4.B<span style="mso-spacerun: yes;"> </span>5.A<span style="mso-spacerun: yes;"> </span>6.A<span style="mso-spacerun: yes;"> </span>7.A<span style="mso-spacerun: yes;"> </span>8.C<span style="mso-spacerun: yes;"> </span>9.C<span style="mso-spacerun: yes;"> </span>10.B<span style="mso-spacerun: yes;"> </span><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 16pt; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">11.C<span style="mso-spacerun: yes;"> </span>12.B<span style="mso-spacerun: yes;"> </span>13.B<span style="mso-spacerun: yes;"> </span>14.A<span style="mso-spacerun: yes;"> </span>15.C<span style="mso-spacerun: yes;"> </span>16.A<span style="mso-spacerun: yes;"> </span>17.C<span style="mso-spacerun: yes;"> </span>18.B<span style="mso-spacerun: yes;"> </span>19.A<span style="mso-spacerun: yes;"> </span>20.B<p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 16pt; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-FAMILY: 宋体;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 16pt; mso-line-height-rule: exactly;"><b><span style="FONT-FAMILY: 宋体;">四、特种设备安全技术<span lang="EN-US"><p></p></span></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 16pt; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">1.C<span style="mso-spacerun: yes;"> </span>2.D<span style="mso-spacerun: yes;"> </span>3.A<span style="mso-spacerun: yes;"> </span>4.C<span style="mso-spacerun: yes;"> </span>5.B<span style="mso-spacerun: yes;"> </span>6.B<span style="mso-spacerun: yes;"> </span>7.B<span style="mso-spacerun: yes;"> </span>8.A<span style="mso-spacerun: yes;"> </span>9.C<span style="mso-spacerun: yes;"> </span>10.B <p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 16pt; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">11.C<span style="mso-spacerun: yes;"> </span>12.C<span style="mso-spacerun: yes;"> </span>13.A<span style="mso-spacerun: yes;"> </span>14.A<span style="mso-spacerun: yes;"> </span>15.B<span style="mso-spacerun: yes;"> </span>16.C<span style="mso-spacerun: yes;"> </span>17.A<span style="mso-spacerun: yes;"> </span>18.C<span style="mso-spacerun: yes;"> </span>19.C<span style="mso-spacerun: yes;"> </span>20.B<p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b><span style="FONT-FAMILY: 宋体;">五、矿山安全生产技术</span></b><span lang="EN-US" style="FONT-FAMILY: 宋体;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">1.A</span><span style="FONT-FAMILY: 宋体;">　　<span lang="EN-US"> 2.C<span style="mso-spacerun: yes;"> </span>3.B<span style="mso-spacerun: yes;"> </span>4.C</span>　 　<span lang="EN-US">5.B<span style="mso-spacerun: yes;"> </span>6.A<span style="mso-spacerun: yes;"> </span>7.B<span style="mso-spacerun: yes;"> </span>8.C<span style="mso-spacerun: yes;"> </span>9.B<span style="mso-spacerun: yes;"> </span>10.C<p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">11.B<span style="mso-spacerun: yes;"> </span>12.C</span><span style="FONT-FAMILY: 宋体;">　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>13.B<span style="mso-spacerun: yes;"> </span>14. B</span>　<span lang="EN-US"> 15.D</span>　<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>16.B<span style="mso-spacerun: yes;"> </span>17.C<span style="mso-spacerun: yes;"> </span>18.A<span style="mso-spacerun: yes;"> </span>19.B<span style="mso-spacerun: yes;"> </span>20.B<p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b><span lang="EN-US" style="FONT-FAMILY: 宋体;"><p></p></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b><span style="FONT-FAMILY: 宋体;">六、交通运输安全技术<span lang="EN-US"><p></p></span></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">1.C<span style="mso-spacerun: yes;"> </span>2.D<span style="mso-spacerun: yes;"> </span>3. C<span style="mso-spacerun: yes;"> </span>4.B<span style="mso-spacerun: yes;"> </span>5.B<span style="mso-spacerun: yes;"> </span></span><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 14.0pt;">6.C<span style="mso-spacerun: yes;"> </span>7.C<span style="mso-spacerun: yes;"> </span>8.C<span style="mso-spacerun: yes;"> </span>9.A<span style="mso-spacerun: yes;"> </span>10.C<p></p></span></p><p class="MsoPlainText" style="MARGIN: 0cm 0cm 0pt;"><font face="宋体"><span lang="EN-US">11.D<span style="mso-spacerun: yes;"> </span>12.A<span style="mso-spacerun: yes;"> </span>13.B<span style="mso-spacerun: yes;"> </span>14.C<span style="mso-spacerun: yes;"> </span>15.B<span style="mso-spacerun: yes;"> </span>16.A<span style="mso-spacerun: yes;"> </span></span><span lang="EN-US" style="mso-hansi-font-family: 宋体;">17.C<span style="mso-spacerun: yes;"> </span>18.B<span style="mso-spacerun: yes;"> </span>19.B<span style="mso-spacerun: yes;"> </span>20.D<p></p></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b><span lang="EN-US" style="FONT-FAMILY: 宋体;"><p></p></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b><span style="FONT-FAMILY: 宋体;">七、建筑工程施工安全技术<span lang="EN-US"><p></p></span></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">1. A<span style="mso-spacerun: yes;"> </span>2.A<span style="mso-spacerun: yes;"> </span>3.A<span style="mso-spacerun: yes;"> </span>4.B<span style="mso-spacerun: yes;"> </span>5.B<span style="mso-spacerun: yes;"> </span>6.B<span style="mso-spacerun: yes;"> </span>7.C<span style="mso-spacerun: yes;"> </span>8.C<span style="mso-spacerun: yes;"> </span>9.B<span style="mso-spacerun: yes;"> </span>10.A<p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">11.C<span style="mso-spacerun: yes;"> </span>12.A<span style="mso-spacerun: yes;"> </span>13.A<span style="mso-spacerun: yes;"> </span>14.C<span style="mso-spacerun: yes;"> </span>15.D<span style="mso-spacerun: yes;"> </span>16.C<span style="mso-spacerun: yes;"> </span>17.D<span style="mso-spacerun: yes;"> </span>18.C<span style="mso-spacerun: yes;"> </span>19.B<span style="mso-spacerun: yes;"> </span>20.A<span style="mso-spacerun: yes;"> </span><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b><span lang="EN-US" style="FONT-FAMILY: 宋体;"><p></p></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; tab-stops: 210.0pt 304.5pt;"><b><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">八、水利电力安全生产技术</span></b><span lang="EN-US" style="FONT-FAMILY: 宋体;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">1.C<span style="mso-spacerun: yes;"> </span>2.D<span style="mso-spacerun: yes;"> </span>3.C<span style="mso-spacerun: yes;"> </span>4.C<span style="mso-spacerun: yes;"> </span>5.C<span style="mso-spacerun: yes;"> </span>6.B<span style="mso-spacerun: yes;"> </span>7.A<span style="mso-spacerun: yes;"> </span>8.B<span style="mso-spacerun: yes;"> </span>9.B<span style="mso-spacerun: yes;"> </span>10.A <p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">11.A<span style="mso-spacerun: yes;"> </span>12.B<span style="mso-spacerun: yes;"> </span>13.C<span style="mso-spacerun: yes;"> </span>14.B<span style="mso-spacerun: yes;"> </span>15.B<span style="mso-spacerun: yes;"> </span>16.C<span style="mso-spacerun: yes;"> </span>17.C<span style="mso-spacerun: yes;"> </span>18.C<span style="mso-spacerun: yes;"> </span>19.C<span style="mso-spacerun: yes;"> </span>20.A<p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b><span lang="EN-US" style="FONT-FAMILY: 宋体;"><p></p></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b><span style="FONT-FAMILY: 宋体;">九、冶金安全生产技术</span></b><span lang="EN-US" style="FONT-FAMILY: 宋体;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">1.C<span style="mso-spacerun: yes;"> </span>2.A<span style="mso-spacerun: yes;"> </span>3.A<span style="mso-spacerun: yes;"> </span>4.D<span style="mso-spacerun: yes;"> </span>5.C<span style="mso-spacerun: yes;"> </span>6. C<span style="mso-spacerun: yes;"> </span>7.C<span style="mso-spacerun: yes;"> </span>8.B<span style="mso-spacerun: yes;"> </span>9.A<span style="mso-spacerun: yes;"> </span>10.B<span style="mso-spacerun: yes;"> </span><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体;">11.D<span style="mso-spacerun: yes;"> </span>12.A<span style="mso-spacerun: yes;"> </span>13.C<span style="mso-spacerun: yes;"> </span>14.A<span style="mso-spacerun: yes;"> </span>15.B<span style="mso-spacerun: yes;"> </span>16. A<span style="mso-spacerun: yes;"> </span>17.D<span style="mso-spacerun: yes;"> </span>18.A<span style="mso-spacerun: yes;"> </span>19.B<span style="mso-spacerun: yes;"> </span>20.A <p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; tab-stops: 120.75pt;"><span lang="EN-US"><p><font face="Times New Roman"></font></p></span></p>