【填空题】
64.CCB II空气制动控制系统是一个为货运和客运机车设计的、以网络为基础的___空气制动系统。
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答案
电空联合
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相关试题
【单选题】
"1.下列属于各级审批人及工作票签发人职责的是___
A. 负责正确、安全地组织、参与现场工作。
B. 负责审查工作的作业方案、技术措施、安全措施是否符合作业安全要求，对作业方 案、安全措施不完善部分，提出整改意见。
C. 负责确认工作范围与运行设备是否确已隔绝，核实对禁止操作的阀门或电气开关均 已挂上禁操牌。
【单选题】
"2.下列属于工作负责人职责的是___
A. 负责检查工作票所列的安全措施是否正确完善，根据本工作票实际工作内容采取必 须的安全措施，并做好风险预控措施。
B. 负责审查工作的必要性、安全性、严控制不必要的作业和作业时间。
C. 负责作业期间，定期进行监督、检查、协调，重点监控作业区域工艺流程，发现异 常采取相应措施及时处置。
D. 负责组织进行试运行或恢复备用或投入运行等有关工作。
【单选题】
"3.下列属于当班调度职责的是___
A. 负责根据作业内容，进行风险分析和识别，制定技术方案，提出安全措施、技术措 施。
B. 审核工作负责人和作业人员在资质及技能上是否具备胜任的能力。
C. 负责作业期间，定期进行监督、检查、协调，重点监控作业区域工艺流程，发现异 常采取相应措施及时处置。
D. 负责确认工作范围与运行设备是否确已隔绝，核实对禁止操作的阀门或电气开关均 已挂上禁操牌。
【单选题】
"4.下列属于工作许可人职责的是___
A. 负责向有关人员布置工作任务和要求，工作前向参加本次工作的人员交代工作范 围、工作内容、危险点告知以及应采取安全措施等安全交底工作，严格执行工作票所制定 的方案及安全措施
B. 审核工作负责人和作业人员在资质及技能上是否具备胜任的能力。
C. 督促、监护参加人员遵守有关安全规章制度，正确使用劳动保护用品 和执行现场安全措施。
D. 负责对作业现场进行监督检查，发现违章作业及时制止和上报。
【单选题】
"5.动火工作监护人负责可燃气体检测工作，检测应采用至少两个检测仪器对可燃气体浓度进行检测和复检，共（）次，每次间隔时间（）分钟。___
A. 3、10
B. 3、5
C. 2、5
D. 2、10
【单选题】
"10.动火作业前应使用便携式可燃气体报警仪或其他类似手段进行分析时，可燃气体浓度应低于其与空气混合爆炸下限值的10％(LEL)___
A. 10％(LEL)
B. 20％(LEL)
C. 10％(VOL)
D. 20％(VOL)
【单选题】
"12.动火工作任务因特殊原因不能按批准期限完工时，工作负责人向工作许可人申明理由，由（）征求值班调度意见后确定延期时间，办理延期手续。___
A. 工作许可人
B. 工作负责人
C. 工作监护人
D. 工作签发人
【单选题】
"13.一级动火为公司最高级动火级别，指动火点在已投运天然气管道、站场（阀室）输气设施本体及附属工艺设备上，且处于（），进行的管道打开或连头的动火作业。___
A. 带压或无法置换合格
B. 不能有效隔离但能置换合格
C. 能有效隔离但能置换合格
D. 带压或能置换合格
【单选题】
"17.对于日常消缺所需更换的备件以缺陷单为准进行认定，更换下来的备件若具有利用价值的应当进行修复利用，无修复利用价值的作为废品，认定工作由谁负责？___
A. 技术质量部
B. 物资采购部
C. 使用部门
D. 现场作业人员
【单选题】
"26.在平滑面上使用的梯子，应采取端部套、绑防滑胶皮等措施。直梯应放置稳定，与地面夹角以（ ）为宜___
A. 30°～40°
B. 40°～50°
C. 50°～60°
D. 60°～70°
【单选题】
"30.管线打开前清理其中物料时，清理合格时系统温度应符合以下要求___
A. 介于-10℃～60℃之间
B. 介于-5℃～60℃之间
C. 介于-5℃～50℃之间
D. 介于-10℃～50℃之间
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I’m very sorry to have ___ you with so many questions on such an occasion.
A. offended
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It is sometimes difficult for young people from the countryside to ___ well to life in the big city.
A. suit
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Our guide gave us a detailed ___of this painting but we still do not understand.
A. authority
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They have a stronger ___ of the importance of economic incentives.
A. appreciation
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30 percent of reptiles, birds, and fish are currently ___ with extinction.
A. treated
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C. danger
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Workers should occasionally walk around, ___ and avoid prolonged periods at the desk.
A. pull
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D. stretch
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These companies often encounter many ___ impediments to investment.
A. invisible
B. edible
C. feasible
D. capable
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Running a kitchen ___a great deal of discipline and speed.
A. including
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He had an ___ at a restaurant in Greek Street at eight.
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He saw the publication of this book as an embarrassing invasion of his ___.
A. secret
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The trade imbalance is likely to rise again in 2020. ___ a new set of policy actions will be required soon.
A.
B. ecause B. Nevertheless
C. Hence
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Stratford police refuse to comment ___ whether anyone has been arrested.
A. about
B. on
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D. with
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A. adopt
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A. commercials
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The general secretary may ___ the president at official ceremonies.
A. present
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He ___ her arms behind her back and clipped a pair of handcuffs on her wrists.
A. dragged
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D. twisted
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A. will have been pulled
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The picture exhibition bored me to death. I wish I ___ to it.
A. have not gone
B. did not go
C. had not gone
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An investigation was made into the accident ___ fifty people were killed.
A. for that
B. where
C. when
D. in which
【单选题】
___ with the picture, Mary tore it to pieces.
A. Dissatisfying thoroughly
B. Being thoroughly dissatisfied
C. To dissatisfy thoroughly
D. To be thoroughly dissatisfied
【单选题】
She was so angry that she felt like ___ something at him.
A. to throw
B. to have thrown
C. throwing
D. having thrown
【单选题】
If you want to know the train schedule, please ___ at the booking office.
A. acquire
B. inquire
C. request
D. require
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My brother’s plans are very ___; he wants to master English, French and Spanish before he is sixteen.
A. arbitrary
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D. abundant
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Housewives who do not go out to work often feel they are not working to their full ___.
A. capacity
B. strength
C. length
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Water and air are ___ to human beings. We cannot live without them.
A. harbor
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C. definite
D. essential
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Our challenge is to ___ those voters and inspire them to join our cause.
A. motion
B. motive
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The doctor gave me a chest X-ray and ___some medicine for me.
A. prescribed
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