【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。
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相关试题
【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
【判断题】
CRH380A统型动车组司机室分为以下区域：设备舱、操纵台、驾驶区、配电区。
【判断题】
CRH380A统型动车组司机室配电区的主要设备包括总配电盘、司机室配电盘、司机室开关盘、分合控制盘。
【判断题】
CRH380A统型动车组司机室配电区的主要设备包括司机室开关盘。
【判断题】
CRH5型动车组司机室的登乘门出厂前需要做哪些试验：疲劳试验、气密性试验、静态测试、隔音试验、隔热试验。
【单选题】
为新建设计开行250km/h（含预留）及以上动车组列车。
A. 普速铁路
B. 既有铁路
C. 准高速铁路
D. 高速铁路
【单选题】
高速铁路为新建设计开行 （含预留）及以上动车组列车。
A. 250km/h
B. 200km/h
C. 350km/h
D. 300km/h
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45.库场的位置必须与货物的___，___和___统一考虑。
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46.无坝取水渠首一般由___，___和___三部分构成。
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48.___由蓄水大坝，水电站厂房，通航建筑物船闸及升船机等主要建筑物组成。
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50.___基础是指桩，墩，沉井，沉箱和地下连续墙等基础。
【填空题】
51.按桩的施工方法，桩分为___和___两类。
【填空题】
52.即可用作深基坑的支护结构，又可作为深基坑的支护和建筑物地下室外墙的是___。
【填空题】
53.砌筑用脚手架是砌筑过程中堆放材料和工人进行操作的___。
【填空题】
54.混凝土浇筑包括___和___两个过程。
【填空题】
55.无粘结预应力混凝土结构在张拉后容许预应力筋对周围混凝土发生___滑动。
【填空题】
56.斜拉桥是新型的桥梁形式，这种形式大桥的主桥分为___和___两大部分。
【填空题】
57.___和___是国际通行的工程建设项目组织实施方式。
【填空题】
58.BIM 中的图形是赋予了___属性的实体。
【填空题】
59.BIM 是指建筑物在设计和建造过程中，创建和使用的“___”。
【单选题】
The word "wag" (Line 1, Para.1) most probably means _________.
A. move
B. shake
C. bite
D. play
【单选题】
The video cameras were used to catch the dogs' responses because ___________.
A. the dogs were put in the wooden boxes
and tested one at a time
B. it was easier to catch the dogs’s response changes in the tail wagging
C. they enabled the dogs’owners to know
about their dogs’; habit
D. the dogs wagged their tails in different
directions when they were in different
moods
【单选题】
When there are no stimuli, a dog will ___________.___
A. wag to the right
B. no wag at all
C. wag to the left
D. wag to the left and then wag to the right
【单选题】
The purpose of doing the experiment is _________.___
A. to train dogs for their owners
B. to help dogs find companion
C. to help people choose their pet dogs
D. to help people judge the mood of dogs
【单选题】
The underlined word "they" in the last sentence refers to __________.___
A. the trainers
B. the systems
C. the researchers
D. the dogs
【单选题】
The new law passed in Rome will ________.___
A. help improve fishing environment
B. stop people from catching goldfish
C. guarantee better conditions for goldfish
D. discourage keeping goldfish at home
【单选题】
People in Rome believe that the civilization of a city can be judged by _________.___
A. awareness of animal protection
B. exchanges with other cities
C. protection of ancient ruins
D. recognition of animal lovers
【单选题】
The underlined word "compassion" in Para 2 is the closest in meaning to __________.___
A. support
B. pity
C. help
D. love
【单选题】
People may break the law in Turin if they ________.___
A. keep their dogs or cats in cars
B. shut their dogs home all day long
C. raise their cats near ancient ruins
D. feed homeless animals in car parks
【单选题】
We can infer from the passage that _________.___
A. the owners can leave their dogs in hot cars
B. the cat only lives in modern life
C. the new law can prevent cruelty to animals
D. the new law gives recognition to the
people who feed homeless cat
【单选题】
If a person finds getting up early a problem, most probably ________.___
A. he is a lazy person
B. he refuses to follow his own energy cycle
C. he is not sure when his energy is low
D. he is at his peak in the afternoon or evening
【单选题】
Which of the following may lead to family quarrels according to the passage?___
A. Unawareness of energy cycles.
B. Familiar monologues.
C. A change in a family member's energy cycle.
D. Attempts to control the energy cycle of other family members.
【单选题】
If one wants to work efficiently at his low point in the morning, he should __________.___
A. change his energy cycle
B. overcome his laziness
C. get up earlier than usual
D. go to bed earlier
【单选题】
You are advised to rise with a yawn and stretch because it will __________.___
A. help to keep your energy for the day's work
B. help you to control your temper early in the day
C. enable you to concentrate on your routine work
D. keep your energy cycle under control all day
【单选题】
Which of the following statements is NOT true?___
A. Getting off to work with a minimum effort helps save one's energy.
B. Dr. Kletman explains why people reach their peaks at different hours of day.
C. Habit helps a person adapt to his own energy cycle.
D. Children have energy cycles, too.
【单选题】
An effective way to prevent the burnout of young athletes is __________.___
A. to increase their sense of success
B. to make sports less competitive
C. to reduce their mental stress
D. to make sports more challenging
【单选题】
According to the passage sport is positive for young people in that __________.___
A. it can help them learn more about society
B. it enables them to find flaws in themselves
C. it teaches them how to set realistic goals for themselves
D. it can provide them with valuable experiences
【单选题】
Many coaches and parents are in the habit of criticizing young athletes __________.___
A. without realizing criticism may destroy their self-confidence
B. in order to make them remember life's lessons
C. believing that criticism is beneficial for their early development
D. so as to put more pressure on them
【单选题】
According to the passage parents and coaches should __________.___
A. help children to win every game
B. pay more attention to letting children enjoy sports
C. train children to cope with stress
D. enable children to understand the positive aspect of sports
【单选题】
The author's purpose in writing the passage is _________.___
A. to persuade young children not to worry about criticism
B. to stress the importance of positive reinforcement to children
C. to discuss the skill of combining criticism with encouragement
D. to teach young athletes how to avoid burnout
【单选题】
As pointed out at the beginning of the passage, people used to think that air pollution _______.___
A. cause widespread damage in the countryside
B. affected the entire eastern half of the United States
C. had damaged effect on health
D. existed merely in urban and industries areas
【单选题】
As to the greenhouse effect, the author ________.___
A. share the same view with the scientist
B. is uncertain of its occurrence
C. rejects it as being ungrounded
D. thinks that it will destroy the world soon
【单选题】
The underlined word "offset" in the second paragraph could be replaced by _________.___
A. slip into
B. make up for
C. set up
D. catch up with
【单选题】
It can be concluded that ____________.___
A. raising the world's temperature only a few degrees would not do much harm to life on earth
B. lowering the world's temperature merely a few degrees would lead major farming areas to disaster
C. almost no temperature variations have occurred over the past decade
D. the world's temperature will remain constant in the years to come
【单选题】
This passage is primarily about __________.___
A. the greenhouse effect
B. the burning of fossil fuels
C. the potential effect of air pollution
D. the likelihood of a new ice age
