相关试题
【单选题】
APU引气电门控制的是___
A. 负载控制valve
B. 防喘控制valve
C. 高压引气valve
D. IGV
【单选题】
在ECAM的APU页面上会出现哪些信息___
A. 燃油低压和低滑油量
B. 进气门打开和低滑油压力
C. 低滑油量和进气门关闭
D. IGV
【单选题】
当按压住APU燃油放气按钮(8QC)时,会如何___
A. 仅APU燃油低压valve打开
B. 仅APU燃油泵运转
C. APU燃油低压valve打开,APU燃油泵运转
D. ECB通电
【单选题】
APU供气时,交输valve选择器放在自动位,当右大翼气源管道发生渗漏,则以下说法不对?___
A. 左发引气valve关闭
B. 右发引气valve关闭
C. 交输引气valve自动关
D. APU引气valve自动关闭
【单选题】
用电瓶起动APU时，对高度有什么限制？___
A. 只能在地面
B. 在20000英尺以下
C. 在25000英尺以下
D. 无高度限制
【单选题】
关于IGV说法不正确的是:___
A. 当APU引气负载valve关闭时,IGV关闭(22度)
B. 当APU提供引气用于空调时,IGV位置不受客舱温度选择值而影响
C. 当APU提供引气用于发动机起动(MES)时,IGV打开最大(88度)
D. IGV是由燃油作动力的
【单选题】
哪一个是APU起动时部件作动的顺序?___
A. 进气门打开，起动马达接通，然后是点火和供油；
B. 起动马达接通，进气门打开，然后是点火和供油；
C. 进气门打开，点火，起动机马达接通，供油
D. 点火，供油，然后是起动马达接通和进气门打开。
【单选题】
在何时ECAM状态显示器上的APU排气温度指示变成红色：___
A. 排气温度≥715℃(APU工作)
B. 排气温度≥1038℃(APU工作)
C. 排气温度≥711℃(APU工作，外部空气温度15℃或
D. 排气温度≥1038℃(APU起动时)
【单选题】
在APU系统页上出现“FLAPOPEN”，表示：___
A. APU进气门打开
B. 襟翼放出
C. 襟翼断开
D. 进气门打不开
【单选题】
使用飞机电瓶重新启动APU的高度是多少？___
A. 25000英尺。
B. 31000英尺。
C. 39000英尺。
D. 10000英尺
【单选题】
Deoil电磁阀功能是:___
A. 当APU启动时打开,减轻起动机负载
B. 当APU关车时打开,加速关车
C. APU停车时，关断
D. A和B
【单选题】
关于APU主燃油总管和辅助燃油总管说法正确的是:___
A. 起动时,仅辅助燃油总管供油
B. 加速时,仅主燃油总管供油
C. APU引气供应空调时,主和辅助燃油总管供油
D. APU正常工作时由主燃油总管供油
【单选题】
影响防喘valve位置的部件有:___
A. 总压传感器压差传感器
B. 总压传感器IGVLVDT
C. 总压传感器压差传感器IGVLVDT
D. 压差传感器
【单选题】
以下哪一个不属于APU保护性关断___
A. 低滑油压力
B. 2个EGT传感器故障
C. ECAMAPU页面不显示
D. 滑油油量低
【单选题】
如果APU的两个转速传感器都失效则：___
A. 维护灯亮
B. 不会停车
C. 故障灯闪亮
D. 以上都正确
【单选题】
APU冷却风扇可对什么部件进行冷却？___
A. 交流发电机
B. 滑油冷却器
C. 附件
D. 以上都正确
【单选题】
APU停车时，松开主电门“ON”，则：___
A. 超温和超速电路检查
B. 防喘valve关闭
C. 燃油关断valve关闭
D. 进气门关闭
【单选题】
APU保护性停车的故障显示在什么地方？___
A. ECAM
B. CFDS
C. ECB
D. CDU
【单选题】
有多少种情况会导致APU保护性停车？___
【单选题】
哪一个是APU正常停车时部件作动的顺序?___
A. 防喘valve打开、超温和超速电路检查、燃油电磁阀关闭、滑油稀释电磁阀打开、进出气门关闭、燃油valve关闭。
B. 燃油电磁阀关闭、燃油valve关闭、防喘valve打开、超温和超速电路检查、滑油稀释电磁阀打开、进出气门关闭。
C. 滑油稀释电磁阀打开、燃油电磁阀关闭、防喘valve打开、超温和超速电路检查进出气门关闭、燃油valve关闭。
D. 防喘valve打开、超温和超速电路检查、燃油电磁阀关闭、燃油valve关闭、滑油稀释电磁阀打开、进出气门关闭。
【单选题】
哪一个是APU起动时的顺序?___
A. 主电门接通、进气门打开，起动电门接通、起动马达接通，然后是点火和供油；
B. 起动电门接通、起动马达接通，主电门接通、进气门打开，然后是点火和供油；
C. 起动电门接通、起动马达接通，然后是点火和供油，主电门接通、进气门打开
D. 起动电门接通，进气门打开，主电门接通、起动马达接通，然后是点火和供油；
【单选题】
APU停车时，什么时候指令进气门关闭？___
A. RPM7%
B. RPM50%
C. RPM95%
D. RPM100%
【单选题】
下列哪一个部件故障不会导致APU保护性停车？___
A. EGT传感
B. 转速传感器
C. 滑油低压电门
D. P2传感器
【单选题】
当Air/OilCooler堵塞时___
A. 滑油泵将停止工作
B. APU滑油过热导致APU
C. 压力释放valve将释放滑油回到滑油泵的吸油侧
D. 滑油低压保护性停车
【单选题】
Deoil电磁阀失效在关闭时,会导致___
A. APU起动时低滑油压力而关车
B. APU慢起动而关车
C. APU正常工作
D. APU不能正常停车
【单选题】
Deoil电磁阀失效在打开时,会导致___
A. APU低滑油压力而关车
B. APU慢起动而关车
C. APU正常工作
D. APU不能正常停车
【单选题】
对EMU的描述错误的是:___
A. 提供APU的使用计时
B. 对T1和T2的数值进行叠加
C. 提供APU舱环境温度
D. 由FADEC直接控制
【单选题】
APU的EGT热电偶探测的是哪里的温度?___
A. 燃烧室出口
B. 涡轮导向器
C. 涡轮转子
D. 消音器法兰处
【单选题】
关于APU的速度传感器错误的是：___
A. 是两个独立系统
B. 感受磁性齿轮的运转
C. 感受转子的组件的旋转环转速
D. 更换时需要换胶圈
【单选题】
APU进气门开始打开,下列说法不正确的是：___
A. 起动机开始转动
B. 燃油关断valve处于全开位
C. APU主电门在ON位
D. 防喘valve不作动
【单选题】
如果P2传感器和压差传感器故障，IGV如何作动？___
A. 关闭
B. 打开
C. 调节状态
D. 根据引气门位置确定
【单选题】
如果P2传感器和压差传感器故障，防喘valve如何作动？___
A. 关闭
B. 打开
C. 调节状态
D. 根据引气门位置确定
【单选题】
起动APU，看到在ECAMAPU页上有EGT和BLEEDPSI，证实发动机引气电门在OFF位，组件电门在OFF位，接通APU引气电门，如果EGT上升并且显示在ECAM上的BLEEDPSI没有增加，可能的原因是什么？___
A. LCV没有打开
B. LCV没有全开
C. IGV没有打开
D. 飞机供气系统漏气
【单选题】
当APU在慢车状态工作正常，但加负荷时，转速下降，FCU是故障原因之一，还有的故障原因可能是下列哪一项？___
A. 压差传感器
B. 转速传感器故障
C. EGT热电偶故障
D. P2传感器故障
【单选题】
“APUBLEED”（APU引气）电门置于“ON”时，负载控制valveLCV（）___
A. 打开
B. 关闭
C. 打开或关闭还需取决于ECB控制
D. 以上都不正确
【单选题】
APU安装的防震动安装杆作用是（）___
A. 防止APU产生的震动传到飞机结构
B. 防止机身产生的震动传到APU
C. 协助将APU吊装在APU舱
D. A+B+C
【单选题】
APU舱的冷却空气来自于（）___
A. 从进气道来的部分空气直接冷却
B. 滑油冷却器出口空气
C. 冷却风扇供出的部分空气
D. 负载压气机出口的部分空气
【单选题】
APU的ECB安装在（）___
A. 电子舱
B. 机鼻舱
C. 后货舱（散装货舱）
D. APU舱
【单选题】
APU的IGV的开度取决于（）___
A. 伺服燃油的压力
B. 引气命令信号
C. APU的转速
D. 进气量大小
【单选题】
APU的磁堵位于（）___
A. 润滑组件上
B. 滑油箱上
C. 发电机回油路上
D. 发电机回油滤上
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
