相关试题
【判断题】
动车组给排水系统包括供水系统、排污系统及用水设备。
【判断题】
压力供水是指利用水泵将水从水箱输送到各用水点。
【判断题】
重力供水是指水箱位于高位,依靠重力,实现水的输送。
【判断题】
动车组用水设备包括:洗手盆、卫生间、电茶炉等。
【判断题】
动车组电茶炉利用水沸腾后溢出的性质来隔离生水和开水。
【判断题】
动车组排污系统根据原理分为:循环式、真空式、喷射式。
【判断题】
动车组采用集便装置的原因主要是保证车辆的气密性。
【判断题】
真空式集便系统利用压缩空气喷射或真空泵的形式产生真空负压。
【判断题】
真空式集便系统靠大气压力将污物输送至污物箱。
【判断题】
高速动车组具有完好的空气动力学外形和良好的空气动力学性能。
【判断题】
CRH1A型动车组为单层外壳内部构架结构,采用自动点焊处理技术,可以适用于不同的内部装饰设计方案。
【判断题】
高速动车组排水主要指收集洗漱、清洁等产生的灰水,排污主要实现便器内污物及冲刷污水的收集。
【判断题】
动车组重力式集便器对便器和污物箱的相对安装位置要求比较高,要求便器和污物箱基本上下对齐。因此,只有当便器下方方便布置污物箱的列车方可采用这种集便器。
【判断题】
CRH1A型动车组所有卫生间具有两个用水点,分别是便器用水及洗漱台用水。相应的污物来源也有两个:便器产生的污物及洗漱台产生的污水。
【判断题】
CRH1A型动车组水箱的注水口和溢水口始终进行空气循环,当水箱装满时,水自动排放到铁轨上。
【判断题】
CRH1A型动车组一等车西式便器集便池因某种原因积满了液体(例如出口阻塞),集便器将在不使用水的情况下进行3次冲洗循环。如果清堵没有成功,集便器将进入停用状态。
【判断题】
CRH1A型动车组司机室显示器是动车组各系统的数据和状态的主要显示仪器及向车载信息输入指令的装置。它的车载信息操作模式共有四种分别是关闭、主控、从属和停放。
【判断题】
CRH380B型车司机室的冷却或空调系统功能失效,则通过阀控制,客室的主空调系统将取而代之,以确保司机室空调系统一直运转。
【判断题】
CRH380A型动车组车体的设计,依然贯彻部件的模块化组装概念,适应目前成熟的制造工艺。底架为边梁承载的无中梁形式,车下设备吊挂采用横梁承载、地板加强的滑槽式悬挂结构,牵枕缓使用高强度型材拼接,强化局部承载能力。
【判断题】
CRH380A型动车组辅助排障橡胶磨耗限制:距轨面 20~28mm。
【判断题】
CRH380A型动车组地板构造为二层地板结构:一是下部的车体气密地板,二是上部的车内地板,两层地板之间有一定间距,确保了地板中间的空调通风管道以及座椅配线的空间。
【判断题】
动车组的车种组成包括:座车、餐车、卧车、座车与餐车合造车及带有司机室的头部合造车。
【判断题】
动车组的基本组成单位称为动力单元。每个动力单元由不同数量的动车及拖车组成。
【判断题】
动车组车体结构的强度应满足欧洲、日本等200km/h及以上速度级铁道车辆强度设计标准中的各项规定
【判断题】
车内结构的轻量化设计主要是通过对内部装饰材料的选择来实现的。
【判断题】
CRH1A型动车组前端车钩钩头内装有列车风管、制动风管、解钩风管通路。
【判断题】
CRH1A型动车组半永久性车钩车钩用机械方式将一节车厢连接到另一节车厢,连接应为刚性连接。无松动。
【判断题】
CRH1A型动车组上的电路连接是采用电气端头通过不同的接触方式将列车的电气配线连接起来。
【判断题】
CRH1A型动车组相邻两车之间电路连接包括高、中、低压供电连接,等电位保护接地连接及控制与通信连接。
【判断题】
CRH380A统型动车组外端墙上安装有压缩形外风挡,内风挡,防雪风挡等车端设备。
【判断题】
CRH5型动车组气路设计为:机械连接后电气连接器伸出,机械解钩前电气连接器缩回。
【判断题】
380A统型动车组司机室电气柜位于司机的左右两侧,驾驶列车所需的电子和电气、空气和机械的设备设于司机室柜中。
【判断题】
动车组司机室是整个动车组的信息中心、检修中心、控制中心。
【判断题】
动车组司机室操纵台上牵引手柄决定牵引力。
【判断题】
动车组司机室操纵台上制动手柄决定制动力。
【判断题】
动车组司机室操纵台上方向手柄(按钮)决定运行方向。
【判断题】
动车组在紧急时刻可以通过按下紧急制动按钮断开全列车安全环路。
【判断题】
CRH1A型动车组司机室中央面板设备包含LKJ2000、ATP、参考速度/扭矩显示 。
【判断题】
CRH380A统型动车组司机室操作台台面手柄都包括牵引手柄、换向手柄、制动控制手柄
推荐试题
【单选题】
I think we both need to ___ the past, be happy about what we had for a time, learn from our experiences, and move on from there.
A. let go of
B. give authority to
C. make sense of
D. keep up with
【单选题】
My brother and I managed to ___ with each other and we soon made peace after a week’s quarrel.
A. heal
B. reconcile
C. respond
D. advocate
【单选题】
The two robbers in a stolen car tried to ___ a police roadblock (路障), but faile D.
A. break in
B. break off
C. break up
D. break through
【单选题】
Because of his long illness, Lee’s English level had dropped, but he was determined to ___ the other students by working harder.
A. put up with
B. catch up with
C. get along with
D. fill up with
【单选题】
We appreciate your efforts in making changes in your schedule and think that this new arrangement is now ___ to us.
A. agreeable
B. sustainable
C. portable
D. indispensable
【单选题】
The woman who died in a car crash last Saturday in the suburbs has been ___ as Kate Johnson, a 25-year-old office clerk.
A. justified
B. identified
C. notified
D. classified
【单选题】
My nephew failed in the College Entrance Examination, and we were all very sorry that he did not ___ to the university.
A. take it
B. get it
C. make it
D. succeed it
【单选题】
Almost half of that group will experience stress ___ enough to call for professional help.
A. tense
B. moderate
C. bearable
D. intense
【单选题】
If you grow too fast your entire economy could completely shut down and bring growth to a(n) ___.
A. halt
B. cease
C. peak
D. epidemic
【单选题】
I tried my best to drive inside in order to avoid the edges that might make me ___ the steep slope.
A. slip down
B. settle down
C. bring down
D. turn down
【单选题】
When the driver heard that there was a bomb on the bus, he immediately ___ to the side of the highway and radioed the police.
A. put out
B. took off
C. pulled over
D. slipped off
【单选题】
She was very ___ to become a manager in our customers’ office, but finally accepted our offer.
A. eager
B. intelligent
C. ridiculous
D. reluctant
【单选题】
In the race, it looked as if he would be the first, but then another young man who was close behind him put on speed and ___ by a few seconds.
A. beat him for it
B. beat him to it
C. beat him up
D. beat it to him
【单选题】
It is really helpful to have someone like you that we can ___ and count on during difficult times.
A. lean on
B. get to
C. hang on
D. get by
【单选题】
Women have a greater ability to ___ names with faces than men do, and they are also better at recalling lists.
A. associate
B. compare
C. engage
D. involve
【单选题】
He was always ready to help others and managed to ___ his friends ____being hurt.
A. expose … to
B. confine …to
C. restrict … from
D. shield … from
【单选题】
Older people are less likely to be ___ their negative emotions (情绪) and more likely to focus on the positive.
A. reserved for
B. caught up in
C. beat up to
D. counted on
【单选题】
I don’t have any bandage, so I have to ___ pressure to the wound to keep the bleeding down.
A. apply
B. involve
C. fulfill
D. establish
【单选题】
It is important that whichever candidate (候选人) is picked the loser should accept the defeat ___.
A. in advance
B. with great pride
C. with good grace
D. in large part
【单选题】
___ that new homes cost more than older homes, but that is not true across the country anymore.
A. It used to be
B. It is used to be
C. It used to being
D. It is used to being
【单选题】
The boss ___ his employees to work longer hours as the company is dreadfully short of staff at present.
A. called on
B. signed up
C. cared for
D. set up
【单选题】
The president’s visit and ___ discussions led to a plan that aimed to improve the trade relations between the two countries.
A. emerging
B. subsequent
C. consequent
D. Submerging
【单选题】
The author ___ his general idea mainly through statistics and results obtained from a survey (调查) about auto customer services in the United States.
A. assumes
B. engages
C. illustrates
D. represents
【单选题】
People in this town starved, several buildings were bombed and crime ___ because you had to steal to eat.
A. eroded
B. reflected
C. released
D. soared
【单选题】
Olympic recognition for bodybuilding (健美) remains ___ since some argue that bodybuilding is not a sport because the actual contest does not involve the same sort of efforts as “real” sports.
A. controversial
B. conventional
C. characteristic
D. influential
【单选题】
Tom tried to justify his absence from the meeting by ___ that he had been ill that day.
A. admitting
B. advocating
C. claiming
D. citing
【单选题】
___ the huge financial benefits, biological companies have been rushing to set up laboratories and new research projects.
A. Aware
B. Aware of
C. Not aware
D. Not aware of
【单选题】
Unfortunately, ___ lack of funds, the studies he began just two months ago, had to be ended early.
A. out of
B. in addition to
C. owing to
D. to begin with
【单选题】
With a good command of English, he soon got ___ to working with British people.
A. accustomed
B. consistent
C. relevant
D. responsible
【单选题】
What needs to be ___ here is that language and culture interact, and that understanding of one requires understanding of the other.
A. altered
B. stressed
C. aroused
D. committed
【单选题】
Policies and organizations must be created to meet workers’ hopes, and to ___ new problems that inevitably arise between workers and managers.
A. compromise
B. ensure
C. undermine
D. resolve
【单选题】
To keep the wheels of industry turning, we produce consumer goods in endless quantities, and, in the process, are rapidly ___ our natural resources.
A. ignoring
B. collapsing
C. enduring
D. exhausting
【单选题】
As a person who loves peace, he is committed ___ realizing peace between countries.
A. of
B. about
C. for
D. to
【单选题】
Learning how to use chopsticks is easy for me, ___ learning how to conduct myself at the table is quite difficult.
A. whereas
B. however
C. therefore
D. besides
【单选题】
___ that the patient smokes 50 cigarettes a day, it would be reasonable to assume there is some lung damage.
A. To give
B. Giving
C. Given
D. Having given
【单选题】
Kenyan (肯尼亚的) women tend to vote for those who could provide them ___ the necessary food to live on.
A. of
B. with
C. for
D. about
【单选题】
___ all obstacles and failures, the scientist continued doing his experiments day and night.
A. In spite of
B. In contrast to
C. As a matter of
D. As a result of
【单选题】
I’m willing to ___ that a larger car would have cost more, but I still think we should have bought one.
A. withdraw
B. indicate
C. abandon
D. concede
【单选题】
Manufacturing (制造) companies spend millions of pounds on advertisements, trying to ___ customers that their products are better than those of other companies.
A. confine
B. convince
C. depress
D. reconcile
【单选题】
He is not the right person for the project: he is not very technically minded and ___, he does not have the sense of responsibility.
A. instead
B. yet
C. furthermore
D. nevertheless