【判断题】
(30597 )一般事故分为:一般A类事故、一般B类事故、一般C类事故、一般D类事故。
A. 对
B. 错
查看试卷,进入试卷练习
微信扫一扫,开始刷题
答案
A
解析
暂无解析
相关试题
【判断题】
(30598 )柴油机机械调速器中,飞锤块的离心力与转速成反比。
A. 对
B. 错
【判断题】
(30599 )EFC电子调速器上增益调整旋钮是用来调整调速器灵敏度,即对负荷的反应时间。
A. 对
B. 错
【判断题】
(30600 )安装EFC电子调速器的转速传感器时,先将传感器拧入碰到飞轮再拧回1/2至3/4圈。
A. 对
B. 错
【判断题】
(30601 )目前所有康明斯发电车的冷却风机自动位时均为85 ℃启动,65 ℃停止。
A. 对
B. 错
【判断题】
(30602 )φ(75±0.06)的基本偏差是±0.06 mm,尺寸公差为0.06 mm。
A. 对
B. 错
【判断题】
(30603 )相互配合的孔和轴,其基本尺寸必须相等。
A. 对
B. 错
【判断题】
(30604 )机械制图中,比例2∶1属于缩小比例。
A. 对
B. 错
【判断题】
(30605 )形位公差带的方向是指评定被测要素误差的方向。
A. 对
B. 错
【判断题】
(30606 )形位公差带的大小由给定的形位公差值t所确定。
A. 对
B. 错
【判断题】
(30607 )KTA-19G2柴油机进气门间隙为0.36 mm。
A. 对
B. 错
【判断题】
(30608 )KTA-19G2柴油机的排气门间隙为0.69 mm。
A. 对
B. 错
【判断题】
(30609 )KTA-19G2柴油机若进气门间隙调整偏大,将造成气门关闭不严。
A. 对
B. 错
【判断题】
(30610 )KTA-19G2柴油机若进气门间隙调整偏小,将造成气门开度不足。
A. 对
B. 错
【判断题】
(30611 )KTA-19G2柴油机喷油器柱塞行程若调整偏小,将可能造成气缸盖开裂。
A. 对
B. 错
【判断题】
(30612 )康明斯柴油机、MTU柴油机的喷油器都是在高压燃油作用下,顶开柱塞柴油才能喷入燃烧室中。
A. 对
B. 错
【判断题】
(30613 )KTA-19G2柴油机喷油器柱塞行程若调整偏大,将可能造成喷油器内燃油积炭。
A. 对
B. 错
【判断题】
(30614 )KTA-19G2柴油机喷油器喷油起始时间会随每循环供油量的多少而自动调节。
A. 对
B. 错
【判断题】
(30615 )柴油机供油提前角和喷油提前角是同一概念。
A. 对
B. 错
【判断题】
(30616 )用千分表法调整康明斯KTA-19G2柴油机喷油器柱塞行程时,若指示标志B对准最高点时,要调整2缸或5缸的柱塞行程。
A. 对
B. 错
【判断题】
(30617 )检测KTA-19G2型柴油机喷油嘴的针阀行程时,应选用千分表。
A. 对
B. 错
【判断题】
(30618 )KTA-19G2型柴油机上的冷却水温传感器是安装在水泵中的。
A. 对
B. 错
【判断题】
(30619 )KTA-19G2型柴油机中的水泵、机油泵都是利用离心力原理来升压的。
A. 对
B. 错
【判断题】
(30620 )对康明斯发电车柴油机而言,若停机时上油箱柴油进入油底壳,则可能的故障原因是电磁截流阀关闭不严。
A. 对
B. 错
【判断题】
(30621 )可能造成发电车KTA-19G2型柴油机游车的是上油箱缺油。
A. 对
B. 错
【判断题】
(30622 )运用客车质量鉴定条件中,发电车交流输油泵失效或直流、手动输油泵同时失效属C类故障。
A. 对
B. 错
【判断题】
(30623 )康明斯KTA-19G2柴油机中,高压柴油是在输油泵中产生的。
A. 对
B. 错
【判断题】
(30624 )柴油机调速器的作用就是在柴油机的负荷改变时,自动地改变输油泵的供油量来维持柴油机的稳定运转。
A. 对
B. 错
【判断题】
(30625 )机油冷却器内的冷却水温度最高。
A. 对
B. 错
【判断题】
(30626 )1FC5356发电机的AVR只能增大原励磁系统的励磁电流
A. 对
B. 错
【判断题】
(30627 )康明斯发电车所使用的1FC5356发电机采用可控相复励,其励磁电流由电压和电流两个分量合成,其中电压分量和电流分量分别由电抗器和电流互感器提供。
A. 对
B. 错
【判断题】
(30628 )蓄电池硫化后容量大幅度降低,启动时不能供给启动机足够的启动电流,甚至不能启动发动机。
A. 对
B. 错
【判断题】
(30629 )蓄电池在长期储存过程中若处于充电不足状态易硫化。
A. 对
B. 错
【判断题】
(30630 )热态气门间隙调整保养不属于康明斯KTA-19G2柴油机C级保养内容。
A. 对
B. 错
【判断题】
(30631 )康明斯KTA-19G2柴油机在C级保养时,需判断气缸上止点标志是在PT泵飞轮部件上。
A. 对
B. 错
【判断题】
(30632 )康明斯KTA-19G2柴油机中高水温预报警传感器的接线有3根。
A. 对
B. 错
【判断题】
(30633 )康明斯KTA-19G2柴油机中高水温停机报警传感器的接线有2根。
A. 对
B. 错
【判断题】
(30634 )康明斯发电车中,当柴油机水温高于90℃时,将发生高水温停机报警保护。
A. 对
B. 错
【判断题】
(30635 )运用客车质量鉴定条件中,发电车发电机超温报警属B类故障。
A. 对
B. 错
【判断题】
(30636 )发电车电气控制原理图中电压互感器文字符号用TA标志
A. 对
B. 错
【判断题】
(30637 )发电车电气控制原理图中电流互感器文字符号用TV标志。
A. 对
B. 错
推荐试题
【单选题】
_____ her and then try to copy what she does.
A. Mind
B. See
C. Stare at
D. Watch
【单选题】
Will you ___ me a favor, please?
A. do
B. make
C. bring
D. give
【单选题】
It's bad _____ for you to smoke in the public places where smoking is not allowed.
A. behavior
B. action
C. manner
D. movement
【单选题】
The computer system ____ suddenly while he was searching for information on the Internet.
A. broke down
B. broke out
C. broke up
D. broke in
【单选题】
If she wants to keep slim, she must make a ___ in her diet
A. change
B. turn
C. run
D. go
【单选题】
______ the War of Independence, the United States was an English colony.
A.
B. efore B. At
C. In
D. Between
【单选题】
A police officer claimed he had attempted to ____ paying his fare.
A. avoid
B. reject
C. refuse
D. neglect
【单选题】
While I was in the university, I learned taking photos, ______ is very useful now for me.
A. it
B. which
C. that
D. what
【单选题】
He is not seriously ill, but only a ____ headache.
A. obvious
B. delicate
C. slight
D. temporary
【单选题】
On average, a successful lawyer has to talk to several ____ a day.
A. customers
B. supporters
C. guests
D. clients
【单选题】
What is the train ____ to Birmingham?
A. fee
B. tip
C. fare
D. cost
【单选题】
You shouldn't ______ your time like that, Bob, and was cold yesterdak tonight.
A. cut
B. do
C. kill
D. kick
【单选题】
Both the kids and their parents ____ English, I think. I know it from their accent.
A. is
B. been
C. are
D. was
【单选题】
You had better ___ a doctor as soon as possible.
A. seeing
B. saw
C. see
D. seen
【单选题】
He opened the letter and it contained ___.
A. an important information
B. some important informations
C. many important information
D. some important information
【单选题】
He has been writing for 3 years, but being a writer is not his ___.
A. chance
B. choice
C. change
D. character
【单选题】
They have never heard any ___.
A. a customer complaint
B. the customer's complaints
C. customer's complaint
D. the customers' complaints
【单选题】
He is not a child ___.
A. no more
B. no longer
C. any much
D. any more
【单选题】
The retired man is used to ___ his two dogs early in the morning.
A. exercise
B. exercising
C. exercised
D. exercises
【单选题】
It was not ___ midnight that they discovered the children were not in their bedroom.
A. before
B. at
C. after
D. until
【单选题】
Young ___ he is, he knows how to get along with others.
A. like
B. as
C. although
D. however
【单选题】
Could you show me where the___ shoes are?
A. Women
B. womens
C. woman
D. women's
【单选题】
He succeeded ___ out a lot of things entirely new in the world.
A. in working
B. to work
C. working
D. at working
【单选题】
It took me a long time to ___ the disappointment of failing the exam.
A. get over
B. get up
C. get into
D. get down
【单选题】
She ___ 100 pages of the book today.
A. has already read
B. already reads
C. already read
D. was already read
【单选题】
He has been ___ for nearly three weeks after the death of his dear pet.
A. sad
B. satisfied
C. evil
D. joyful
【单选题】
One cannot learn a foreign language well ___he studies hard.
A. unless
B. if
C. as
D. when
【单选题】
A large number of people___ present at the meeting, which was out of our expectation.
A. was
B. were
C. have
D. has
【单选题】
When the girls saw the funny man, they couldn't ___ laughing.
A. keep from
B. keep on
C. keep away
D. keep at
【单选题】
We are glad that we finally managed to get into contact ___ them.
A. at
B. on
C. from
D. with
【单选题】
This kind of plant___a lot of water at all times.
A. assumes
B. limits
C. produces
D. requires
【单选题】
Look! Here ___ the famous player.
A. comes
B. come
C. had come
D. coming
【单选题】
Uncle Sam sent him a___ bicycle as a birthday present.
A. red sports new
B. sports new red
C. new sports red
D. new red sports
【单选题】
I couldn't find my English-Chinese dictionary___.
A. anywhere
B. everywhere
C. nowhere
D. somewhere
【单选题】
The plane was about to___, and yet I left my ticket behind.
A. take off
B. take on
C. take up
D. take in
【单选题】
John succeeded ___ what he wanted.
A. to get
B. to getting
C. in getting
D. and getting
【单选题】
The accident was ___ to careless driving.
A. for
B. likely
C. due
D. because
【单选题】
With a good command of reading skills, most students can manage to read ___as they could the year before.
A. as twice fast
B. as fast as twice
C. as twice as fast
D. twice as fast
【单选题】
Some famous singers live on the ___from their record sales.
A. salary
B. price
C. bill
D. income
【单选题】
_____of them thinks that is a good idea.
A. Anyone
B. No one
C. None
D. Someone