【填空题】
250机车信号、列车无线调度通信设备、___必须全程运转，严禁擅自关机。
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相关试题
【填空题】
251动车组以外的列车中相互连挂的车钩中心水平线的高度差，不得超过___。
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252"施工路用列车进入高速铁路运行必须装备列车运行监控装置或轨道车运行控制设备、___，未装设或设备故障的禁止进入高速铁路运行。"
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253施工路用列车在车站开车前需进行自动制动机___时，由施工负责人指派胜任人员负责。
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254___是指示列车运行及调车作业的命令，有关行车人员必须严格执行。
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256___只采用夜间或昼夜通用信号。
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257信号无效标为白色的___，装设在色灯信号机构上。
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258接车进路及接发车进路色灯信号机的显示与___色灯信号机相同。
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259施工及其限速区段，在减速信号牌外方增设的特殊减速信号牌为表面有反光材料的___。
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260减速防护地段终端信号是表面有反光材料的___。
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262空压机皮带：以20～50N的力压皮带，挠度为___mm
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263轨道车起动、注意信号的鸣示方式是___
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264轨道车退行信号的鸣示方式是___
【填空题】
265轨道车呼唤信号的鸣示方式是___
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266轨道车紧急停车信号的鸣示方式是___
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267轨道车警报信号的鸣示方式是___
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268《行规》中对160马力重型轨道车运行的最高速度不得超过___
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269轨道车辆制动主管风压___为完好标准。
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270轨道车排障器下平面距轨面高度是___
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271轨道车运行时中间换向箱的温升不得超过___
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272轨道车运行时车轴齿轮箱的温升不得超过___
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273轨道车___运行时车轴轴承箱的温升不得超过___
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275轨道车缓解后，闸瓦与轮对间隙应保持___间隙
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276自动制动阀手柄移到缓解位，制动缓解时间不大于___
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277轨道车双针压力表的校验周期为___ 。
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278轨道车自动制动阀___的校验周期为___
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279轨道车三通阀、分配阀的校验周期为___
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280制动缸、主风缸、副风缸的校验周期为___
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281使用半自动闭塞法行车时，列车凭出站信号机或线路所通过信号机显示的___进入区间。
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282"车站一切电话中断时，单线行车按书面联络法，双线行车按时间间隔法。列车进入区间的行车凭证均为___"
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283当机车信号机点一个红色灯光时表示列车已超过地面显示___的信号机。
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284司机鸣笛标，设在道口、大桥、隧道及视线不良地点的前方___处
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286列车冒进信号或越过警冲标、未办或错办闭塞发出列车、机车车辆溜入区间或站内列为___
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287行车基本闭塞法采用下列三种：自动闭塞、___、半自动闭塞。
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288___是当基本闭塞设备不能使用时所采用的代用闭塞法。
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289使用自动站间闭塞法行车时，列车凭___显示的允许运行信号进入区间。
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290警冲标、站界标、预告标、引导员接车地点标等属于___标志。
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291信号是指示___及调车作业的命令，有关行车人员必须严格执行。
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【单选题】
— We are going to have a singing party tonight. Would you like to join us?___
A. I'm afraid not, because I have to go to an important meeting.
B. Of course not. I have no idea
C. No, I can’t.
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— How was your trip to London, Jane?___
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B. I went there alone.
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— Hey, Tom, what's up?___
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— Do you mind my smoking here?___
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D. Good idea.
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— Did you know that David injured his leg yesterday?Really? ___
A. Who did that?
B. What's wrong with him?
C. How did that happen?
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— This box is too heavy for me to carry it upstairs.___
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— I wonder if I could use your computer tonight?___ I'm not using it right now.
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— Excuse me, could you show me the way to the nearest post office?___ Oh yes! Two blocks away from here at the Green Avenue. You can’t miss it.
A. I beg your pardon?
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— Wow! This is a marvelous room! I’ve never known you’re so artistic.____
A. Great, I am very art-conscious.
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— Is it possible for you to work late tonight？___
A. I like it.
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C. I'd love to. .
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— Unbelievable! I have failed the driving test again!___ This is not the end of the world.
A. Good luck.
B.
C. heer up. C. Go ahead.
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【单选题】
Are you feeling better today, Jack?___
A. There must be something wrong.
B. Just have a good rest.
C. Yes, thank you, doctor. But I still don't feel good.
D. Don’t worry about me.
【单选题】
Thank you so much for your lovely gift.___
A. Never mind.
B. I'm glad you like it.
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D. No, It's not so good.
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Would you like something to drink? What about a cup of tea?___
A. No, thanks.
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A. Not at all.
B. Good, thank you.
C. Nothing serious.
D. Sure.
【单选题】
Good morning, John. How are you doing?___
A. I'm pleased
B. Good night.
C. Not so bad. And you?
D. How do you do?
【单选题】
How do you do?___
A. Fine, thank you.
B. How do you do?
C. Not too bad.
D. Very well.
【单选题】
Good-bye for now.___
A. The same to you.
B. That's OK
C. See you.
D. Long time no see.
【单选题】
Hello, how are you?___
A. Hello, how are you?
B. How do you do?
C. Fine, thank you.
D. That's OK.
【单选题】
I didn't mean to do that. Please forgive me。___
A. Not too bad.
B. That's all right
C. It's a pleasure.
D. Thank you.
【单选题】
Thank you for your invitation.___
A. It doesn’t matter.
B. It's a pleasure.
C. It's a small thing.
D. I'll appreciate it.
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What a beautiful dress you have on today!___
A. It is suitable for me.
B. No, it isn’t.
C. You want to have one, too?
D. Thank you.
【单选题】
I think he is a good lecturer.___
A. Sorry, it doesn’t matter.
B. So do I.
C. Yes. It's a good idea
D. I don't mind
【单选题】
— What's the matter, dear?___
A. I didn't go to school.
B. I have a terrible headache.
C. I took the kids shopping today.
D. It is a beautiful dress.
【单选题】
Good morning, may I speak to Mark, please?___
A. Who's there?
B. Who's that speaking?
C. Who are you?
D. Who wants to speak to Mark?
【单选题】
Let me introduce myself. I'm Steward.___
A. What a pleasure.
B. Pleased to meet you.
C. I don't know.
D. Thanks a lot.
【单选题】
Let's go to the library this afternoon.___.
A. Yes, that's right.
B. No. I can't.
C. What about you?
D. That's a good idea.
【单选题】
What does Tom's wife do for a living?___.
A. She is a doctor.
B. Tom loves his wife.
C. She has a happy life.
D. She lives far from here.
【单选题】
How tall is your sister?___
A. She is not very well.
B. She is 28 years old.
C. She is very nice.
D. She is as tall as I am.
【单选题】
What do you think of this novel?___
A. I've read it.
B. It's well-written.
C. It was written by my uncle.
D. I bought it yesterday.
【单选题】
How much is this necklace?___
A. It's very nice.
B. It's a birthday present from my parents.
C. It costs fifty pounds.
D. It's a bargain.
【单选题】
How can I get to the cinema?___
A. It's very far.
B. Yes, there is a cinema near here.
C. It's well known.
D. Go down this street and turn left.
【单选题】
What's the matter, John?___
A. I failed my French test
B. It doesn't matter.
C. Nothing's wrong with him.
D. I don't think I can.
【单选题】
What are you majoring in?___
A. In a university.
B. Very hard.
C. Mathematics.
D. At nine in the morning.
【单选题】
Are you going on holiday for a long time?___
A. It was a long time.
B. Two weeks ago.
C. No. Only a couple of days.
D. Not long time ago.
【单选题】
Is Mary there?___
A. Speaking.
B. I'm not Mary.
C. Who are you?
D. Mary is well today.
【单选题】
What day is today?___
A. It's March 6.
B. It's a fine day today.
C. It's March.
D. It's Monday.
【单选题】
Is that seat taken?___
A. Please don't worry.
B. I don't think so.
C. Why not?
D. It's very nice.
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Thank you for calling.___
A. Don’t mention it.
B. That's fine.
C. Nice talking to you.
D. Call back again.
【单选题】
How are you getting on today?___
A. Very well.
B. How do you do?
C. I'm a doctor.
D. Nice to have known you.
