连接曲线可以设置超高，但不得大于___，顺坡不得大于2‰。_答案

【单选题】

连接曲线可以设置超高，但不得大于___，顺坡不得大于2‰。

A. 13mm

B. 14mm

C. 15mm

D. 16mm

查看试卷，进入试卷练习

微信扫一扫，开始刷题

答案

解析

暂无解析

相关试题

【单选题】

连接曲线可以设置超高，但不得大于15mm，顺坡不得大于___。

A. 0

B. 1‰

C. 2‰

D. 3‰

查看答案解析

【单选题】

7#单开道岔侧向过岔最高速度应不超过___。

A. 10Km/h

B. 15Km/h

C. 20Km/h

D. 25Km/h

查看答案解析

【单选题】

9#单开道岔侧向过岔最高速度应不超过___。

A. 35Km/h

B. 30Km/h

C. 25Km/h

D. 20Km/h

查看答案解析

【单选题】

固定区长度不得短于___。

A. 25m

B. 50m

C. 100m

D. 150m

查看答案解析

【单选题】

伸缩区长度一般为___。

A. 50～100m

B. 100～150m

C. 150～200m

D. 200～250m

查看答案解析

【单选题】

缓冲区一般由___(含厂制缩短轨)组成。

A. 1～2节标准轨

B. 2～4节标准轨

C. 4～6节标准轨

D. 6～8节标准轨

查看答案解析

【单选题】

缓冲区钢轨接头必须使用10.9级螺栓，扭力应保持在___。

A. 700～900N·m

B. 600～800N·m

C. 500～700N·m

D. 400～600N·m

查看答案解析

【单选题】

跨区间无缝线路内铺设的道岔设在___。

A. 缓冲区

B. 锁定区

C. 伸缩区

D. 固定区

查看答案解析

【单选题】

跨区间和全区间无缝线路的绝缘接头必须采用___。

A. 伸缩绝缘接头

B. 冻结绝缘接头

C. 普通接头

D. 胶接绝缘接头

查看答案解析

【单选题】

线路标志包括公里标、曲线标、圆曲线和缓和曲线始终点标、___。

A. 解除限速标

B. 进站预告标限速标

C. 坡度标

D. 警冲标

查看答案解析

【单选题】

信号标志(与工务有关的)包括___、进站预告标限速标和解除限速标。

A. 公里表

B. 曲线标

C. 警冲标

D. 坡度标

查看答案解析

【单选题】

道岔导曲线下股高于上股限值，作业验收为___，经常保养为2mm，临时补修为3mm。

A. -1mm

B. 0mm

C. 0.5mm

D. 1mm

查看答案解析

【单选题】

道岔导曲线下股高于上股限值，作业验收为0mm，经常保养为___，临时补修为3mm。

A. 1.5mm

B. 2mm

C. 2.5mm

D. 1mm

查看答案解析

【单选题】

道岔导曲线下股高于上股限值，作业验收为0mm，经常保养为2mm，临时补修为___。

A. 6m

B. 5mm

C. 4mm

D. 3mm

查看答案解析

【单选题】

尖轨尖处轨距的作业验收的容许偏差管理值为___。

A. ±1mm

B. ±2mm

C. ±3mm

D. ±4mm

查看答案解析

【单选题】

轨向偏差和高低偏差为___弦测量的最大矢度值。

A. 5m

B. 10m

C. 15m

D. 20m

查看答案解析

【单选题】

轨距偏差不含曲线上按规定设置的轨距加宽值，但最大轨距(含加宽值和偏差)不得超过___。

A. 1455mm

B. 1456mm

C. 1457mm

D. 1458mm

查看答案解析

【单选题】

___，是新线接管、既有线轨道大中修验收评定的主要依据。

A. 轨道综合维修质量评定

B. 轨道安全评定

C. 轨道几何尺寸

D. 轨道巡检情况

查看答案解析

【单选题】

巡查时应严格执行工务中心编制的巡道计划巡查___左右的速度全面查看线路、道岔。

A. 1km/h

B. 2km/h

C. 3km/h

D. 4km/h

查看答案解析

【单选题】

线路平坡地段，排水沟纵向坡度不宜小于___。

A. 2‰

B. 3‰

C. 4‰

D. 5‰

查看答案解析

【单选题】

正线及辅助线轨枕每千米配置根数为___根，轨枕间距离为600mm。

A. 1667

B. 1668

C. 1669

D. 1670

查看答案解析

【单选题】

正线及辅助线轨枕每千米配置根数为1667根，轨枕间距离为___。

A. 600mm

B. 700mm

C. 800mm

D. 900mm

查看答案解析

【单选题】

钢轨接头可采用相错式，其相错量不得小于___。

A. 3m

B. 4m

C. 5m

D. 6m

查看答案解析

【单选题】

线路上个别插入的短轨，在正线及试车线上不得短于___，不得连续插入两根及以上。

A. 6m

B. 7m

C. 8m

D. 9m

查看答案解析

【单选题】

线路上个别插入的短轨，在车辆段（场）线上不得短于___，不得连续插入两根及以上。

A. 4.5m

B. 4.6m

C. 4.7m

D. 4.8m

查看答案解析

【单选题】

钢轨轨面擦伤和剥落掉块接近或达到___标准时应焊补。

A. 轻伤

B. 轻伤有发展

C. 重伤

D. 折断

查看答案解析

【单选题】

钢轨轨端肥边大于___时，应及时处理。

A. 2mm

B. 3mm

C. 4mm

D. 5mm

查看答案解析

【单选题】

钢轨波浪形磨耗谷深大于___时，应进行打磨。

A. 0.5mm

B. 0.6mm

C. 0.7mm

D. 0.8mm

查看答案解析

【单选题】

轨缝应设置均匀，每千米轨缝总误差25m钢轨地段不得大于___。

A. ±80mm

B. ±90mm

C. ±100mm

D. ±110mm

查看答案解析

【单选题】

轨缝应设置均匀，每千米轨缝总误差12.5m钢轨地段不得大于___。

A. ±160mm

B. ±150mm

C. ±140mm

D. ±130mm

查看答案解析

【单选题】

绝缘接头轨缝不得大于___。

A. 6mm

B. 7mm

C. 8mm

D. 9mm

查看答案解析

【单选题】

两螺栓孔的间距，不得小于孔径的两倍，直径不同时按___计算。

A. 大孔径

B. 小孔径

C. 平均孔径

D. 标准孔径

查看答案解析

【单选题】

两螺栓孔的间距，不得小于___，直径不同时按大孔径计算。

A. 孔径的两倍

B. 孔径的三倍

C. 孔径的四倍

D. 孔径的五倍

查看答案解析

【单选题】

普通线路接头螺栓扭矩标准60kg/m25m钢轨扭矩为___。

A. 500N·m

B. 600N·m

C. 700N·m

D. 800N·m

查看答案解析

【单选题】

高强度绝缘接头螺栓扭矩不小于___。

A. 700N·m

B. 800N·m

C. 900N·m

D. 1000N·m

查看答案解析

【单选题】

DJK5-1型扣件螺栓扭矩为___。

A. 120~150N·m

B. 130~160N·m

C. 140~170N·m

D. 150~180N·m

查看答案解析

【单选题】

轨距加宽递减率不宜大于___。

A. 2‰

B. 3‰

C. 4‰

D. 5‰

查看答案解析

【单选题】

12.5m标准缩短量为40mm、80mm、___。

A. 120mm

B. 130mm

C. 140mm

D. 150mm

查看答案解析

【单选题】

25m标准缩短量为40mm、80mm、___。

A. 160mm

B. 170mm

C. 180mm

D. 190mm

查看答案解析

【单选题】

螺栓划分为8.8和10.9两个等级，其抗拉强度相就应为___和1040MPa。

A. 830MPa

B. 840MPa

C. 850MPa

D. 860MPa

查看答案解析

推荐试题

【单选题】

- I was worried about my maths, but Mr. Brown gave me an A.___

A. Don't worry about it.

B. Congratulations! That's a difficult course.

C. Mr. Brown is very good.

D. Good luck to you！

查看答案解析

【单选题】

-Would you go to the concert with me?___, but I'm very busy now.

A. I'd like to

B. Sure

C. No problem

D. Certainly

查看答案解析

【单选题】

-I'll be away on a business trip. Would you mind looking at my cat?Not at all. _______.

A. I have no time

B. I'd rather not

C. You can leave

D. I'd be happy to

查看答案解析

【单选题】

- Hi, Jim! Nice to meet you.____.

A. Certainly

B. Many thanks

C. OK

D. Nice to meet you, too

查看答案解析

【单选题】

- Hello, may I speak to Mike?_____

A. Who are you?

B. Sorry, he isn't in.

C. Thank you very much.

D. Yes, here you are.

查看答案解析

【单选题】

- Will you join us for lunch?____.

A. No, I won't

B. Yes, with pleasure

C. Yes, please

D. Yes, help yourself

查看答案解析

【单选题】

- Thank you for your great dinner. I really enjoyed it._____you enjoyed it.

A. I'm so glad

B. I'm sorry

C. What a pity

D. Surprisingly

查看答案解析

【单选题】

- I heard Susan surprised her teacher by working hard. Yes, ___

A. her teacher worked hard.

B. Susan worked hard.

C. the teacher was surprising.

D. Susan was surprised.

查看答案解析

【单选题】

- Peter, don't step on the grass_______.

A. It doesn't matter

B. I can't do it

C. Don't worry

D. Sorry, I won't do it again

查看答案解析

【单选题】

- How was your journey to Paris? - ____

A. It went very well.

B. I flew there.

C. I love Paris.

D. Thank you for asking.

查看答案解析

【单选题】

- I'm sorry for being late, Mr Lt______.

A. All right

B. That's right

C. Not at all

D. Never mind

查看答案解析

【单选题】

- Happy birthday to you! ___!

A. Happy birthday to you

B. I'm very glad

C. That's all right

D. Thank you

查看答案解析

【单选题】

- Do you like country music?___.

A. Yes, I like basketball a lot

B. It's far too crowded

C. Yes, I'm crazy about it

D. Oh, it's funny

查看答案解析

【单选题】

- Have a cup of tea, ____? Thanks a lot.

A. don't you

B. haven't you

C. shall we

D. will you

查看答案解析

【单选题】

- Thank God．It's Friday again．A nice weekend!___.

A. Me too

B. Yes，I'll be free then

C. That's all right

D. The same to you

查看答案解析

【单选题】

— Write to me when you get home. OK, I ______.

A. must

B. should

C. will

D. can

查看答案解析

【单选题】

Tom is so talkative. I’m sure you'll soon get tired ___ him.

A. of

B. with

C. at

D. on

查看答案解析

【单选题】

I don't know ____ to deal with such matter.

A. what

B. how

C. which

D. /

查看答案解析

【单选题】

___ is your girl friend like? She is very kind and good-looking.

A. How

B. What

C. Which

D. Who

查看答案解析

【单选题】

He ___ driving me home, even though I told him I lived nearby.

A. insisted on

B. insisted at

C. insisted that

D. insisted in

查看答案解析

【单选题】

We came finally ___the conclusion that she has been telling lies all the time.

A. of

B. into

C. to

D. at

查看答案解析

【单选题】

I won’t make the___mistake next time.

A. like

B. same

C. near

D. similar

查看答案解析

【单选题】

He ___lives in the house where he was born.

A. already

B. yet

C. still

D. ever

查看答案解析

【单选题】

I am not used to speaking ___ public.

A. in

B. at

C. on

D. to

查看答案解析

【单选题】

I didn’t know what to do, but then an idea suddenly ___to me.

A. appeared

B. happened

C. occurred

D. emerged

查看答案解析

【单选题】

Measles （麻疹） ___ a long time to get over.

A. spend

B. spends

C. take

D. takes

查看答案解析

【单选题】

A pair of spectacles ___ what I need at the moment.

A. is

B. are

C. has

D. have

查看答案解析

【单选题】

— Five days ___ too long for me to wait.

A. was

B. were

C. is

D. are

查看答案解析

【单选题】

You had better ___ a doctor as soon as possible.

A. seeing

B. saw

C. see

D. seen

查看答案解析

【单选题】

The boy is not happy at the new school. He has ___ friends there.

A. few

B. a few

C. little

D. a little

查看答案解析

【单选题】

I fell and hurt myself while I ___ basketball yesterday.

A. was playing

B. am playing

C. play

D. played

查看答案解析

【单选题】

Tom ___ more than twenty pounds on the novel.

A. spent

B. paid

C. cost

D. took

查看答案解析

【单选题】

Don't forget ____ the window before leaving the room.

A. to have closed

B. to close

C. having closed

D. closing

查看答案解析

【单选题】

Twenty people were___ wounded in the air crash.

A. quickly

B. wrongly

C. bitterly

D. seriously

查看答案解析

【单选题】

The top of the Great Wall is ___ for five horses to go side by side.

A. wide

B. so wide

C. wide enough

D. enough wide

查看答案解析

【单选题】

We’ve missed the last bus. I'm afraid we have no ___but to take a taxi.

A. way

B. choice

C. possibility

D. selection

查看答案解析

【单选题】

Nancy is considered to be ____ the other students in her class.

A. less intelligent

B. the most intelligent

C. intelligent as well

D. as intelligent as

查看答案解析

【单选题】

It's _____ that he was wrong.

A. clearly

B. clarity

C. clear

D. clearing

查看答案解析

【单选题】

There ____ a book and some magazines on the desk.

A. is

B. be

C. have

D. has

查看答案解析

【单选题】

She is not only my classmate _____ also my good friend.

A. or

B. but

C. and

D. too

查看答案解析