【单选题】
制动机进行简略试验时，自阀减压___kPa并保压1min，检查制动主管贯通状态，司机检查制动主管漏泄量，每分钟不得超过20kPa。 C15
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相关试题
【单选题】
货物列车起动困难时，可适当压缩车钩，但不应超过总辆数的___。 C16
【单选题】
货物列车速度在___km/h以下时，不应缓解列车制动。 C28
【单选题】
列车进入停车线施行制动停车时，追加减压一般不应超过___次；一次追加减压量，不得超过初次减压量。 C28
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总公司、铁路局行车安全监察人员，凭___登乘机车。运31
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回送机车在一地滞留时间超过___小时（故障除外），所在局调度所要向总公司汇报滞留原因及解决措施。运75
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机车上应备有___和铁鞋（止轮器）。J23
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铁路线路分为正线.___.段管线.岔线.安全线及避难线。 J32
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脱轨表示器显示带白边的绿色圆牌及月白色灯光——表示线路在___状态。J447
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站线是指___.调车线.牵出线.货物线及站内指定用途的其他线路。 J32
【单选题】
信号装置一般分为信号机和___两类。 J68
【单选题】
信号机按类型分为色灯信号机.臂板信号机和___信号机。 J68
【单选题】
信号表示器分为道岔、脱轨、___、发车、发车线路、调车及车挡表示器。 J68
【单选题】
信号机设在列车运行方向的___或其所属线路的中心线上空。 J71
【单选题】
双线自动闭塞区间反方向进站信号机前方应设置___。J72
【单选题】
双线自动闭塞区间___进站信号机前方应设置预告标。J72
【单选题】
出站信号机有两个及以上的运行方向，而信号显示不能分别表示进路方向时，应在信号机上装设___。J78
A. 发车线路表示器
B. 进路表示器
C. 发车进路表示器
【单选题】
进站及接车进路色灯信号机，均应设___信号。 J83
【单选题】
驼峰色灯辅助信号机，可兼作___或发车进路信号机，并根据需要装设进路表示器。 J84
【单选题】
___信号机及线路所通过信号机，因受地形.地物影响，达不到规定的显示距离时，应设复示信号机。 J85
A. 进站、出站、进路
B. 进站、进路、发车进路
C. 进站、出站、通过
【单选题】
列车调度指挥系统（TDCS）和调度集中系统（CTC）区段，车站应采用___。 J87
A. 计算机连锁
B. 非集中连锁
C. 集中连锁
【单选题】
闭塞设备分为自动闭塞.___闭塞和半自动闭塞。J93
A. 非自动闭塞
B. 自动站间闭塞
C. 电话闭塞
【单选题】
机车信号的显示，应与线路上列车接近的地面信号机的显示___。 J102
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装备在机车上的LKJ设备应按高于线路允许速度___km/h紧急制动设置模式曲线。 J103
【单选题】
装备在机车上的LKJ设备应按高于线路允许速度___km/h常用制动设置模式曲线。J103
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机车按牵引动力方式分为电力机车.内燃机车，传动方式主要有交流传动和___传动。 J165
【单选题】
机车应有识别的标记：路徽、配属局段简称、车型、车号、___运行速度、制造厂名及日期。 J166
【单选题】
具有双管供风装置的机车应向___等其他用风装置提供风源。J166
A. 车辆空气弹簧
B. 车辆空调系统
C. 车辆空气压缩机
【单选题】
电气化区段运行的机车应有“电化区段___”的标识。J166
【单选题】
钩中心水平线距钢轨顶面高度为815～___mm。 J170
【单选题】
当一个牵引变电所停电时，相邻的牵引变电所能___供电。J197
【单选题】
行车工作必须坚持集中领导、___、逐级负责的原则。J227
【单选题】
途中乘务人员换班时，应将调度命令内容___。J231
【单选题】
实习和学习驾驶机车.动车组的人员，必须在正式值乘、值班人员的___指导和负责下，方准操作。J243
【单选题】
___闭塞区段货物列车尾部须挂列尾装置，其他区段货物列车尾部宜挂列尾装置。J253
【单选题】
双机或多机牵引时，本务机车的职务由___机车担当。J256
【单选题】
回送机车，应挂于本务机车___。J257
【单选题】
单机挂车在区间被迫停车后，开车前应确认___和制动主管贯通状态是否良好。 J258
【单选题】
货物列车中因装载的货物规定需停止制动作用的车辆，自动制动机临时发生故障的车辆，准许关闭___。J262
【单选题】
机车改变司机室操纵时，应按规定对列车自动制动机进行___试验。J274
【单选题】
无列检作业的始发列车发车前，应按规定对列车自动制动机进行___试验。J274
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Remember that customers don't ________ about prices in that city.___
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I hope that you'll be more careful in typing the letter. Don't _________ anything.___
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I'm very sorry to have _______ you with so many questions on such an occasion.___
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A. altered
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Their son doesn't know what to ________ at the university; he can't make up his mind about his future.___
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Although they plant trees in this area every year, the tops of some hills are still _________.___
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Being a pop star can be quite a hard life, with a lot of traveling ________ heavy schedules.
A. with regard to
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Tony is very disappointed _______ the results of the exam.
A. with
B. for
C. toward
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William Penn, the founder of Pennsylvania, _________ defended the right of every citizen to freedom of choice in religion.
A. peculiarly
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C. vigorously
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When people become unemployed, it is _______ which is often worse than lack of wages.___
A. laziness
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In previous times, then fresh meat was in short __________, pigeons were kept by many households as a source of food.
A. store
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Those gifts of rare books that were given to us were deeply _________.___
A. appreciated
B. approved
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It is our ___________ policy that we will achieve unity through peaceful means.___
A. consistent
B. continuous
C. considerate
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He is __________ about his chances of winning a gold medal in the Olympics next year.___
A. optimistic
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The director was critical _______________ the way we were doing the work.___
A. at
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In a sudden _____________ of anger, the man tore up everything within reach.___
A. attack
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I'd _____________ his reputation with other farmers and business people in the community, and then make a decision about whether or not to approve a loan.___
A. take into account
B. account for
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She cooked the meat for a long time so as to make it _____________ enough to eat.___
A. mild
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The computer revolution may well change society as _____________ as did the Industrial Revolution.___
A. certainly
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A lot of ants are always invading my kitchen. They are a thorough ___________.___
A. nuisance
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As we can no longer wait for the delivery of our order, we have to _________ it.___
A. postpone
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When a fire _________ at the National Exhibition in London, at least ten priceless paintings were completely destroyed.___
A. broke of
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The destruction of these treasures was a loss for mankind that no amount of money could __________.___
A. stand up to
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The student was just about to ___________ the questions, when suddenly he found the answer.___
A. arrive at
B. submit to
C. work out
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When there are small children around, it is necessary to put bottles of pills out of _________.___
A. reach
B. hand
C. hold
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The _________ of blood always makes him feel sick.___
A. sight
B. view
C. look
D. form
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In Britain, the best season of the year is probably __________ spring.___
A. later
B. last
C. latter
D. late
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Free medical treatment in this country covers sickness of mind as well as _________ sickness.___
A. normal
B. regular
C. average
D. ordinary
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Although he had looked through all the reference material on the subject, he still found it hard to understand this point and her explanation only _________ to his confusion.___
A. extended
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A completely new situation will ___________ when the examination system comes into existence.___
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Cancer is second only __________ heart disease as a cause of death.___
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The manager needs an assistant that he can _________ to take care of problems in his absence.___
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We gave out a cheer when the red roof of the cottage came __________ view.___
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They took ________ measures to prevent poisonous gases from escaping.___
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Doing your homework is a sure way to improve your test scores, and this is especially true _______ it comes to classroom tests.___
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In developing countries people are _______ into overcrowded cities in great numbers.___
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