【单选题】
当GEN1LINE按钮按出后，会产生什么结果？___
A. 闭合GLC1并且燃油泵由ACNORMALBUS供电
B. 断开GLC1并且燃油泵由GEN1供电
C. 闭合BTC并且燃油泵由ACNORMALBUS供电
D.
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相关试题
【单选题】
当GEN1、GEN2接入电网后，什么情况下GEN1FAULT灯燃亮？___
A. 当GEN1LINE按钮按出后
B. 当GEN1的任一参数不正确时
C. 当GEN1的任一参数不正确并且GEN1按钮按出后
D.
【单选题】
静变流机的故障信号被送至什么部件？___
A. GCU
B. GAPCU
C. BCL
D.
【单选题】
静变流机工作条件是什么？___
A. 一直工作
B. 只有电瓶供电时
C. 当一台IDG失效时
D.
【单选题】
起动蓝系统电动泵后，在应急发电机测试过程中，会使___
A. 冲压涡轮放出
B. 应急发电机接通
C. 冲压空气涡轮放出且应急发电机接通
D.
【单选题】
在地面飞机未通电的情况下，作动RAT&EMERGENMAN按钮时会产生什么现象___
A. 什么不会发生
B. 应急发电机接通
C. RAT放出
D.
【单选题】
在飞机电网正常供电时，按钮ACESSFEED按钮后会发生什么情况？___
A. ACESSBUS由应急发电机供电
B. ACESSBUS由ACBUS1供电
C. ACESSBUS由ACBUS2供电
D.
【单选题】
在应急构型下，飞机速度大于100节时，飞机电网的供电状况是___
A. 由应急发电机供电
B. 由静变流机供电
C. 由电瓶供电
D.
【单选题】
在应急构型下，飞机速度小于50节时，飞机电网的供电状况是：___
A. 由应急发电机供电
B. 由静变流机供电
C. 由电瓶供电
D.
【单选题】
在增强型的电源系统中，APUGLC受什么控制？___
A. APUECB
B. APUGCU
C. GAPCU
D.
【单选题】
当外部电源接入飞机电网时，外部电源插座附近的指示灯如何指示？___
A. NOTINUSE灯和AVAIL灯均燃亮
B. NOTINUSE熄灭和AVAIL灯燃亮
C. NOTINUSE灯和AVAIL灯均熄灭
D.
【单选题】
当维护回流条开关接通后，若TR2失效后，下列说法正确的是：___
A. 交直流的GROUND/FLIGHT(GND/FLT)汇流条均没有电
B. 只有直流的GROUND/FLIGHT(GND/FLT)汇流条有电
C. 交直流的GROUND/FLIGHT(GND/FLT)汇流条依然有电
D.
【单选题】
外部直流电源接入飞机电网是受什么部件控制？___
A. GPCU
B. GCU
C. GAPCU
D.
【单选题】
当TR1失效后，DCESSBUS可从什么地方得到电源？___
A. ACESSBUS
B. DCBATBUS
C. CSM/G
D.
【单选题】
当TR2失效后，DCESSBUS由什么部件提供电源？___
A. TR1
B. ESSTR
C. BAT2
D.
【单选题】
当飞机未通电（交/直流均无）时，在什么地方可检查电瓶电压？___
A. 无指示
B. 在电瓶舱内的电压表
C. 可直接在电源面板上的指示窗查看
D.
【单选题】
电瓶接触器受什么部件控制？___
A. 发电机控制组件(GCU)
B. 电瓶充电限制器(BCL)
C. 静变流机
D.
【单选题】
在正常供电构型下，DCESSBUS如何得到电源？___
A. 来自TR1(DCBUS1）
B. 来自ESSTR
C. 来自TR2(DCBUS2）
D. 来自电瓶2
【单选题】
GALLEYFAULT灯亮的含义是___
A. 后厨房设备被卸载
B. 所有厨房设备被卸载
C. 当任一发电机（IDG或APU)过载
D.
【单选题】
当APU发电机在地面发生过载故障后，下列说法正确的是（）___
A. 所有商用的子汇流条被卸载
B. 所有厨房的汇流条被卸载
C. 所有厨房设备依然有电
D.
【单选题】
增强型电源系统是如何同MCDU相连？___
A. 直接通过每一个GCU
B. 通过GAPCU和CFDIU
C. 通过CFDIU同EGIU(ELECTRICALGENERATIONINTERFACEUNIT)
D.
【单选题】
正常构形下，DCBUS1由谁供电？___
A. 来自变压整流器1
B. 来自主变压整流器
C. 来自变压整流器2
D. 来自电瓶2
【单选题】
ACESSBUS的正常电源来自：___
A. 交流汇流条1
B. 交流汇流条2
C. 应急发电机
D. 静变流机
【单选题】
直流电瓶汇流条如何供电：___
A. 直流汇流条1或电瓶
B. 直流汇流条1，直流汇流条2或电瓶
C. 直流汇流条2或电瓶
D. 不确定
【单选题】
当电源控制面板上GEN1按钮在关位时会出现什么情况？___
A. 1号和2号交流汇流条没有电并且应急发电机自动连接
B. 1号交流汇流条因1号发电机不起作用而由2号发电机供电
C. 1号交流汇流条因1号发电机网路继电器在断开位而由2号发电机供电
D. 1号交流汇流条没有电因为1号GEN1继电器在断开位并且转换接触器没有闭合
【单选题】
如果ACBUS1故障，ACESSBUS由谁供电：___
A. 应急发电机
B. 交流汇流条2
C. 静变流机
D. 不确定
【单选题】
哪一个电源向ESSTR供电?___
A. ACBUS1或ACBUS2
B. ACBUS1和ACBUS2
C. ACESSBUS或应急发电机
D. 不确定
【单选题】
当电源控制面板上GEN1和GEN2开关在“关”(OFF)位时：___
A. 发电机中断供电且GLC开路
B. 发电机继续供电且GLC开路
C. 发电机不发电且GLC开路
D. 不确定
【单选题】
交流电转换使交流汇流条：___
A. 并联供电
B. 由任一发电机或外部电源供电
C. 只由APU发电机或外部电源供电
D. 不确定
【单选题】
哪一个组件控制电瓶接触器的通断?___
A. GCU
B. BCL
C. 静变流机
D. 电源面板上的BAT按钮
【单选题】
当TR2失效时,可否通过客舱顶板上的MAINTBUS开关直接给勤务汇流条供电?___
【单选题】
如何对变压整流器进行复位?___
A. 通过BCL或在电子舱内的一个按钮
B. 通过在电子舱内的一个按钮或电源接通时自动复位
C. 通过CFDS或在电子舱内的一个按钮
D. 不确定
【单选题】
何时过度放电保护功能断开电瓶接触器?___
A. 在空中当电瓶电压低于23V持续15秒
B. 在地面当电瓶电压低于23V持续15秒
C. 任何时候当电瓶电压低于23V持续15秒
D. 不确定
【单选题】
在空中应急电源构型下,APU启动程序何时被禁止?___
A. 在刚进入构型的45秒期间或到应急发电机供电时
B. 当应急发电机供电时
C. 应急发电机刚开始供电的45秒内
D. 不禁止
【单选题】
何时电源控制面板上的GALY&CAB按钮上的故障灯亮?___
A. 当厨房用电设备有故障时
B. 当客舱用电设备有故障时
C. 当1部IDG过载时
D. 当厨房用电设备负载过大而被卸载时
【单选题】
何时电源控制面板上的IDG按钮上的故障灯亮?___
A. 当滑油温度过高或滑油压力过低时
B. 当滑油温度过高且滑油压力过低时
C. 当CSD机构有故障时
D. 当CSD机构脱开后
【单选题】
何时TR2最小电流保护功能被禁止?___
A. 在地面飞机电网由APU发电机供电时
B. 在地面当外接电源只给勤务汇流条供电时
C. 在地面当外接电源给勤务汇流条供电时
D. 不确定
【单选题】
若IDG热熔断开,则___
A. IDG必须更换
B. IDG在地面进行复位后可继续工作
C. IDG在地面进行复位和按MM进行维护后可继续工作
D. 不确定
【单选题】
IDG上的冷却旁通valve何时打开?___
A. 在滑油温度低时
B. 在滑油温度高时
C. 在油滤堵塞时
D. 不确定
【单选题】
断开IDG，按钮应被按下：___
A. 不超过3秒
B. 不超过5秒
C. 超过3秒
D. 直至故障灯熄灭
推荐试题
【单选题】
Tom is a book lover. ______ likes reading very much.
A. He B. She C. You D. It
【单选题】
—May I listen to the music here, Mr. White?
—Sorry, you’d better it like that．
A. not to do B. not do to
C. dont do D. not do
【单选题】
3.—Did you have a good time at Lauras birthday party?
— Yes, indeed. Its several years ________ I enjoyed myself so much.
A. when B. before C. since D. that
【单选题】
4. —___________ is the Summer Palace from here?
About three kilometers away. You can take the No. 35 bus.
A. How long B. How far C. How often D. How much
【单选题】
5. I was looking for a birthday gift for my mother, but I couldnt find ______ suitable.
A. anything B. something C. nothing D. everything
【单选题】
6. A friend of my ____ and I are going to visit_______ next week．
A. father; Browns B. father's; Browns
C. father; the Browns D. father's; the Browns
【单选题】
7. She ______ very hard since she came to our school.
A. studies B. has studied C. is studying D. studied
【单选题】
8. — Who will send you to the new school, your mom or your dad?
— _______. Ill go there by myself.
A. Both B. Either C. Neither D. None
【单选题】
9.—Well do what we can ____English well this term．
—It’s high time for you to work hard．
A. study B．to study C. be studied D. be studying
【单选题】
10. —I’m going to Flower Bookstore. Could you tell me ______?
— Sorry, I don’t know. I’m new here.
A. where it is B. where was it C. where is it D. where it was
【单选题】
11. How do you like the dishes, Eric?
— Fantastic! Nothing tastes ________.
A. nice B. better C. terrible D. worse
【单选题】
12. ______ Lin Feng has to work late, she always wears a smile on her face.
A. Because B. If C. Until D. Though
【单选题】
13.You can save money _______ you buy cheaper things.
A. before B. unless C. if D. until
【单选题】
14. We will have a _________ holiday after the exam．
A. two-month B. two month’s C. two month D. two-months
【单选题】
15. —We will build an underground in Xuzhou before 2015．
— Wow, _______! Will it pass our place?
A. what an excited news B. how excited the news is
C. what exciting news D. how exciting
【单选题】
16. — Emily, here’s a dictionary．I hope it will help you in some way．
— Thank you．It’s ________ what I need．
A. almost B. still C. only D. just
【单选题】
17. —Oh．I’m hungry．Mum, can I have the hamburger on the plate?
—No．It tastes ．
A. terribly B. terrible C. good D. well
【单选题】
18. —We can invite our teachers to the farewell party next Saturday.
—Yes, ______? I’ll call them at once.
A. what for B. what C. why not D. why
【单选题】
19.You can ________ ask the old man to move away to any other place because he has lived ________ here for at least sixty years．
A. hardly; alone B. hard; alone
C. hardly; lonely D. hardly; lonely
【单选题】
20.—I’m going back to see my grandparents this weekend．
—________．
A. It’s very nice of you B. You’d better hurry
C. Say goodbye to them D. Give my best wishes to them
【单选题】
21.—Why not take ____ umbrella with the sign “Made in China”? It is useful.
—What _______ good advice it is!
A. an; a B. a; a C. an; \ D. \; a
【单选题】
22. —Do you know the boy________ is sitting next to Peter?
— Yes. He is Peter’s friend. They are celebrating his ________ birthday.
A. who; ninth B. that; ninth C. /; ninth D. which; ninth
【单选题】
23. It was dark, ______ I couldnt see what was happening.
A. or B. though C. but D. so
【单选题】
24.—You can use MSN to talk with Vivien on the Internet.
—I know. But can you tell me ________?
A. what I can use it B. when I can use it
C. why can I use it D. how can I use it
【单选题】
25. _______ are you going to the School Uniform Exhibition, Amy ?
To learn about different styles of school uniform.
A. What B. Where C. Which D. Why
【单选题】
( ) 26. Where does the writer of "The little Prince" come from?
A．England． B．France． C．America． D．China．
【单选题】
( ) 27. What does the prince do after the fox tells him a secret?
A．He cares more about a flower and a sheep．
B．He meets many more strange adults on other planets．
C．He realizes his love for the rose and he goes back to his planet．
D．He discovers interesting things such as a snake, other roses and a fox
【单选题】
( ) 28. What does "The little Prince" mainly talk about? It' s about _________．
A．the adult world B．the planet B -612
C．a rose and a fox D．the adventure of a young prince
【单选题】
( ) 29. What is the writer's main purpose（目的）in writing this passage？
A．To tell the readers his life story．
B．To tell people what kind of person his father was．
C．To tell the readers what present he got from his father．
D． To let people know how poor he was．
【单选题】
( ) 30. Why did the father not ask his son not to do this and do that？
A．Because he felt quite confident of his son．
B．Because he was born from a poor family．
C．Because he was a man of few words．
D．Because he didn't want to be much too strict with his son．
【单选题】
( ) 31. What would someone learn from this passage？
A．How to live by oneself． B．How to stand on one's own feet．
C．What a good father should do． D．What the self-important is like．
【单选题】
( ) 32. What may be the proper Chinese for the underlined part in the passage？
A．闲暇时光 B．学费 C．精神空虚 D．经济不足
【单选题】
( ) 33. Why did Natalie Smith pay for the six cars behind her?
A. She had seven tickets.
B. She hoped to please others.
C. She knew the car drivers well.
D. She wanted to show kindness.
【单选题】
( ) 34. Judy Foreman copied down the phrase because she ___ .
A. thought it was beautifully written
B. wanted to know what it really meant
C. decided to write it on a warehouse wall
D. wanted her husband to put it up in the classroom
【单选题】
( ) 35. Who came up with the phrase according to the passage?
A. Judy Foreman. B. Natalie Smith. C. Anne Herbert D. Alice Johnson.
【单选题】
( ) 36. What can we infer from the last paragraph?
A. People should practice random kindness to those in need.
B. People who receive kindness are likely to offer it to others.
C. People should practice random kindness to strangers they meet.
D. People who receive kindness are likely to pay it back to the giver.
【单选题】
( ) 37.The greatest river for navigation is ___________.
A. the Nile B. the Amazon C. the Mekong D. the Mississippi
【单选题】
( ) 38. From a dam, people can use the water for ___________.
A. keeping the rivers clean B. only making electricity
C. irrigation and making electricity D. washing clothes
【单选题】
( ) 39. The water in the river is polluted because of _____________.
A. people's drinking water too much B. people's swimming in the river too much
C. chemicals and other materials D. people's building a dam across a river
【单选题】
( ) 40. The best title of the passage is ___________.
A. Rivers in Cities B. The importance of Rivers
C. Transportation D. Natural Resources
