【单选题】
区段检查继电器QJJ、GJJ是挂在9线上，电路中的DBJ或FBJ的第2组接点是_______用的。[321020201]___
A. 检查道岔位置
B. 参与道岔位置检查
C. 区分站场形状
D. 检查敌对进路
查看试卷，进入试卷练习
微信扫一扫，开始刷题
相关试题
【单选题】
_______时，进路上轨道区段的解锁顺序是从始终至终端方向逐段解锁。[322010201]___
A. 取消进路
B. 人工解锁
C. 正常解锁
D. 故障解锁
【单选题】
办理调车进路时，进路终端经过_______的前接点向网路发送KZ或KF电源。[322020201]___
A. ZJ
B. ZCJ
C. XJJ
D. JXJ
【单选题】
6502电气集中利用CJ的_______在正常解锁时，接通解锁网络使下一区段的LJ得以正常动作。[333020201]___
A. 快动
B. 正常动作
C. 缓动
D. 落下
【单选题】
进站、出站、进路或通过信号机的灯光熄灭、显示不明或显示不正确时，均视为_______信号。[313000000]___
A. 正常行进
B. 减速
C. 停车
D. 错误
【单选题】
四线制道岔在分线盘上X1(或X2)与X3线端子测量电压，判断道岔表示电路故障，当测得交流为105V、直流为0V，可判断为_______。[323020201]___
A. 室外二极管击穿造成短路
B. 室外断线
C. 室内断线
D. 电容短路
【单选题】
信号机点亮红灯时_______。[322020201]___
A. LXJ↓、DXJ↓、DJ↑
B. LXJ↑、DXJ↑、DJ↓
C. LXJ↑、ZXJ↑、2LQJ↓、DJ↑
D. LXJ↓、DXJ↑、DJ↑
【单选题】
6502电气集中选岔电路中,始端的_______吸起与方向电源配合使LKJ或FKJ励磁并自闭。[322020201]___
【单选题】
6502电气集中选岔电路中,终端JXJ吸起与方向电源配合,使_______励磁并自闭。[322020201]___
【单选题】
6502电气集中继电器组合架的零层,其_______端子板供控制台与室内联系电路用。[321030203]___
A. 07～011
B. 08～012
C. 09～013
D. 010～013
【单选题】
6502电气集中1LJ和2LJ_______，正常排列进路时，本区段不显示白光带，信号不能开放。[333010201]___
A. 错误保留吸起
B. 吸起
C. 落下
D. 保留
【单选题】
6502电气集中锁闭进路时，_______吸起，切断两个LJ的自闭电路，使它们均落下，点亮该区段的白光带。[321020201]___
A. QJJ
B. GJJ
C. XJJ
D. CJ
【单选题】
6502电气集中故障解锁时，1LJ和2LJ同时随_______吸起而励磁并自闭。[322020201]___
A. QJJ
B. GJJ
C. XJJ
D. CJ
【单选题】
6502电气集中正常排列进路时，_______吸起，切断ZCJ的自闭电路。[322020201]___
A. QJJ
B. GJJ
C. XJJ
D. SJ
【单选题】
6502电气集中正常排列进路时，_______吸起，ZCJ励磁并自闭。[322020201]___
A. QJJ
B. GJJ
C. XJJ
D. SJ
【单选题】
6502电气集中正常解锁时，FDGJ落下，用其后接点接通_______励磁电路，使其励磁并自闭。[323020201]___
A. QJJ
B. GJJ
C. XJJ
D. CJ
【单选题】
6502电气集中正常排列进路时，信号开放后，_______吸起，向10线供KF，接通QJJ第一条自闭电路。[331020201]___
A. QJJ
B. GJJ
C. XJ
D. CJ
【单选题】
6502电气集中列车接近，_______落下，经其后接点向10线供KF，接通QJJ第二条自闭电路。[333020201]___
A. JYJ
B. GJJ
C. XJJ
D. CJ
【单选题】
每一分支电缆可串接_______信号机。[331030203]___
A. 4～5架
B. 5～6架
C. 7～8架
D. 8～9架
【单选题】
6502电气集中ZQJ不能励磁的故障现象_______。[322020201]___
A. 办理取消进路手续时，总取消表示灯不亮，信号可以取消。
B. 总取消和总人解按钮表示灯均不亮。
C. 办理取消进路手续时，总取消表示灯不亮，且信号不能取消。
D. 总取消和总人解按钮表示灯均亮。
【单选题】
6502电气集中ZRJ不能励磁的故障现象_______。[322020201]___
A. 办理取消进路手续时，总取消表示灯不亮，信号可以取消。
B. 总取消和总人解按钮表示灯均不亮。
C. 办理取消进路手续时，总取消表示灯不亮，且信号不能取消。
D. 总取消和总人解按钮表示灯均亮。
【单选题】
6502电气集中控制台引来的各种电源线以及从组合架引来的接通道岔表示电源线,都先连到就近的K1段控制台零层4柱端子板上,其中_______电源,考虑到电流较大,还需经过汇流排端子转接。[331030203]___
A. KZ、KF、JZ三种电源
B. KZ、KF、DZ三种电源
C. KZ、KF两种电源
D. KZ、KF、JF三种电源
【单选题】
6502电气集中组合架六列侧面端子的用途,原则上规定:除定型网络线以外,组合与组合之间的联系用_______。[322030203]___
A. 01与02
B. 02与03
C. 03与04
D. 06
【单选题】
6502电气集中，执行组电路中，_______吸起，将XJJ接上第8线。[322020201]___
A. KJ
B. FKJ
C. JXJ
D. JYJ
【单选题】
6502电气集中，执行组电路中，第8线检查的基本联锁条件是_______。[333020201]___
A. 道岔位置正确，进路空闲。
B. 道岔位置正确，敌对进路未建立。
C. 进路空闲，敌对进路未建立，信号正常。
D. 道岔位置正确，进路空闲，敌对进路未建立。
【单选题】
在控制台上区分7，8，9线故障时，可在控制台上增加办理引导进路锁闭操作，则可根据原来办理的进路，判断出故障所处位置，例如：若原来办理的是接车进路，办理引导锁闭后进路无白光带，说明_______。[333020201]___
A. 9线的QJJ和GJJ故障
B. 7线的KJ故障
C. 8线的XJJ故障
D. 9线的GJJ故障
【单选题】
控制台零层一块定型配线的端子板，可供_______使用，使用后的空余端子也不再另作它用。[321030203]___
A. 一组单动道岔
B. 一架信号机
C. 一组单动道岔和一架信号机
D. 一组单动道岔和一组双动道岔
【单选题】
控制台零层，定型配线中，一组双动道岔使用_______端子板。[321030203]___
【单选题】
列车开始继电器电路中，_______复原，断开LKJ励磁电路。[321020201]___
A. AJ
B. KJ
C. 方向继电器
D. FKJ
【单选题】
列车开始继电器电路中，信号开放后，_______复原，断开LKJ的第一条自闭电路。[321020201]___
A. AJ
B. KJ
C. 方向继电器
D. FKJ
【单选题】
列车开始继电器电路中，当进路内方第一道岔区段解锁后，_______复原，断开LKJ第二条自闭电路。[321020201]___
A. AJ
B. KJ
C. 方向继电器
D. FKJ
【单选题】
组合架零层配线中，每个组合架零层能安放_______端子板。[321030203]___
A. 11块
B. 12块
C. 13块
D. 14块
【单选题】
组合架零层配线中，从组合架正面看，从左向右顺序编号，_______为电源端子板。[322030203]___
A. 01～03
B. 04～06
C. 07～08
D. 09～013
【单选题】
组合架零层配线中，从组合架正面看，从左向右顺序编号，_______为熔断器端子板。[322030203]___
A. 01～03
B. 04～06
C. 07～08
D. 09～013
【单选题】
组合架零层配线中，从组合架正面看，从左向右顺序编号，_______为供条件电源用的18柱端子板。[322030203]___
A. 01～03
B. 04～06
C. 07～08
D. 09～013
【单选题】
下列不属于故障-安全的方法是_______。[322030203]___
A. 安全对应法
B. 双断保护法
C. 独立电源法
D. 提高电源电压法
【单选题】
辅助开始继电器电路中，排列列车进路时，_______吸起使FKJ励磁并自闭。[321020201]___
A. LKJ
B. KJ
C. JXJ
D. XJJ
【单选题】
辅助开始继电器电路中，排列调车进路时，始端_______吸起后使FKJ励磁并自闭。[322020201]___
A. LKJ
B. KJ
C. JXJ
D. XJJ
【单选题】
辅助开始继电器电路中，重新开放信号时，按压_______按钮，使FKJ励磁并自闭。[323020201]___
A. 始端
B. 终端
C. 列车按钮
D. 调车按钮
【单选题】
辅助开始继电器电路中，FKJ不能励磁的故障现象是_______。[322020201]___
A. 始端按钮闪光后熄灭，不能点亮稳定灯光，进路不锁闭
B. 始端一直闪光，不能点亮稳定灯光，进路不锁闭
C. 始端先点稳定灯光(终端灭灯)，接着始端稳光自动熄灭
D. 始端按钮点稳定灯光，终端按钮灭灯，进路无白光带
【单选题】
辅助开始继电器电路中，在有道岔转换时，FKJ不能自闭的故障现象是_______。[332020201]___
A. 始端按钮闪光后熄灭，不能点亮稳定灯光，进路不锁闭
B. 始端一直闪光，不能点亮稳定灯光，进路不锁闭
C. 始端先点稳定灯光(终端灭灯)，接着始端稳光自动熄灭
D. 始端按钮点稳定灯光，终端按钮灭灯，进路无白光带
推荐试题
【单选题】
I am well aware that this is a ___ job.
A. rough
B. tough
C. wealthy
D. rogue
【单选题】
I found their kindness quite ___.
A. strong
B. overweening
C. keen
D. overwhelming
【单选题】
The captain wasn’t ___ on having him in the team.
A. eager
B. keen
C. overwhelmed
D. anxious
【单选题】
He was ___at the prospect of seeing them again.
A. thrilling
B. blessed
C. thrilled
D. emotional
【单选题】
They ___ against travelling at night in such a dangerous country.
A. consul
B. advocate
C. counsel
D. recommend
【单选题】
It is absolutely vital that food supplied should be ___.
A. sustained
B. enhanced
C. exhausted
D. maintained
【单选题】
He must have had an accident, or he ___ then.
A. would have been here
B. had to be here
C. should be here
D. would be here
【单选题】
It was essential that the application forms ___ back before the deadline (截止日期).
A. must be sent
B. would be sent
C. be sent
D. were sent
【单选题】
We ___ our breakfast when an old man came to the door.
A. just have had
B. have just had
C. just had
D. had just had
【单选题】
The bridge was named ___ the hero who gave his life for the cause of the people.
A. after
B. with
C. by
D. from
【单选题】
It wasn’t such a good dinner ___ she had promised us.
A. that
B. which
C. as
D. what
【单选题】
The road now ___two kilometers beyond the river.
A. develops
B. extends
C. expands
D. widens
【单选题】
It was claimed that the level of alcohol in the man’s blood was ___ to cause an accident.
A. sufficient
B. adequate
C. enough
D. accurate
【单选题】
Medical care reform has become this country’s most important public health ___.
A. question
B. stuff
C. matter
D. problem
【单选题】
His retail business in the city___ rapidly between the wars.
A. enlarged
B. extended
C. widened
D. expanded
【单选题】
Many frogs ___ the sound of their voice using special sacs(囊) in their throat.
A. amplify
B. widen
C. expand
D. enlarge
【单选题】
Some old people don’t like pop songs because they cannot ___ so much noise.
A. resist
B. sustain
C. tolerate
D. undergo
【单选题】
I have kept that portrait where I can see it every day, as it always ___ me of my university days in London.
A. recollects
B. reminds
C. recalls
D. invokes
【单选题】
The article suggests that when a person is under unusual ___ he should be especially careful to have a well-balanced diet.
A. weight
B. stress
C. press
D. nerve
【单选题】
You should hire a more ___ manager than the one you currently have.
A. sufficient
B. effective
C. respective
D. efficient
【单选题】
Surgeons began to ___ their hands and arms with soap and water before operating.
A. scrub
B. enhance
C. rub
D. exhibit
【单选题】
He might let something ___ in a moment of weakness.
A. slip
B. leak
C. to slip
D. to leak
【单选题】
Do not ___ the salad until you are ready to serve.
A. mix
B. toss
C. fling
D. eat
【单选题】
The ___ for which he had fought all his life no longer seemed important to him.
A. aims
B. objectives
C. subjects
D. goals
【单选题】
You should pause and ___ now.
A. tweet
B. ponder
C. squander
D. gossip
【单选题】
Eating too much fat can ____heart disease and cause high blood pressure.
A. contribute to
B. attribute to
C. attest to
D. devote to
【单选题】
It soon ___ that what she loved was not my person but my wealth.
A. widened
B. expanded
C. extended
D. developed
【单选题】
I want to buy a new tie to ___ this brown suit.
A. go into
B. go after
C. go with
D. go through
【单选题】
Our company decided to ___ the contract because a number of the conditions in it had not been met.
A. destroy
B. resist
C. assume
D. cancel
【单选题】
My first ___ was to turn and run.
A. institute
B. institution
C. instinct
D. tuition
【单选题】
I think it’s time I ___ in a new computer.
A. invested
B. insulted
C. interacted
D. impacted
【单选题】
The jeweler will ____ the inside of the ring with her name.
A. carve
B. engrave
C. cut
D. engross
【单选题】
He was bleeding from a _____ on his forehead.
A. lash
B. gash
C. ash
D. sash
【单选题】
Let us go to the next ______ on the agenda.
A. matter
B. debate
C. speech
D. item
【单选题】
They are _____ moving their office outside London.
A. considered
B. discussing
C. pondering
D. negotiating
【单选题】
Although she _____ the old pot thoroughly, she could not make it look completely clean.
A. scrubbed
B. washed
C. made
D. screwed
【单选题】
The mistake will remain an indelible ____ on his memory.
A. stain
B. thing
C. issue
D. accident
【单选题】
The wheel ____ through my frozen hand, and the car went right across the road.
A. slipped
B. sipped
C. dashed
D. disappeared
【单选题】
The cupboard was ____ with old fishing tackle.
A. stuffed
B. stocked
C. stored
D. filled
【单选题】
The decision depended on the ____ of a coin.
A. loss
B. lot
C. toss
D. sign
