相关试题
【单选题】
点火系统在APU起动转速多少时工作：___
A. 7%；
B. 60%；
C. 7%-60%之间。
D.
【单选题】
对起动机马达的工作正确的描述是：___
A. 四次连续起动；
B. 三次连续起动，第四次起动前要至少冷却60分钟；
C. 两次起动之间要冷却10分钟。
D.
【单选题】
防喘valve的功用：___
A. 防止APU压气机喘震；
B. 防止APU失速；
C. 防止APU超温。
D.
【单选题】
防喘控制系统如何防止负载压气机喘震：___
A. 减少供油量；
B. 增加APU进气量；
C. 将过量的引气释放到排气系统。
D.
【单选题】
飞机在地面，当滑油压力在下面那种情况下APU会自动停车：___
A. RPM>95%+P<45PSI+时间20秒；
B. RPM>95%+P<33PSI+时间20秒；
C. RPM>95%+P<50PSI+时间20秒。
D.
【单选题】
飞机在地面时如果APU探测到火警：___
A. APU灭火系统自动工作；
B. 需要人工起用灭火系统；
C. 需要使用地面灭火设备。
D.
【单选题】
飞机在空中时如果APU探测到火警：___
A. APU灭火系统自动工作；
B. 需要人工起用灭火系统；
C. 需要使用飞机灭火系统。
D.
【单选题】
何时可以通过MCDU查询APU的信息：___
A. 飞机有电；
B. APU在停车后；
C. APU主电门在ON位且APU不运转。
D.
【单选题】
滑油冷却和润滑下列部件：___
A. APU发电机和冷却风扇；
B. 齿轮箱和轴承以及涡轮轴承；
C. 以上都对。
D.
【单选题】
滑油冷却系统所用的冷却空气是通过：___
A. 冲压冷却空气；
B. 冷却风扇；
C. 进气门进入的空气。
D.
【单选题】
进口导向叶片作动器和防喘valve的伺服压力油来自：___
A. 液压系统；
B. 燃油控制组件FCU；
C. ECB。
D.
【单选题】
进入APU燃烧室的燃油量由哪个部件计算：___
A. ECB；
B. 燃油计量分配器；
C. 燃油控制器。
D.
【单选题】
冷却风扇安装在：___
A. 附件齿轮箱上；
B. 压气机上；
C. 燃油控制组件上。
D.
【单选题】
冷却风扇的功用：___
A. 提供足够的冷却空气给滑油冷却器；
B. 提供足够的冷却空气给APU舱；
C. 提供足够的冷却空气给滑油冷却器和APU舱。
D.
【单选题】
哪个部件对APU进行控制和监测?___
A. 电子控制盒（ECB）；
B. 燃油控制组件；
C. IGV控制组件。
D.
【单选题】
哪个部件控制APU进气门的打开/关闭:___
A. 主电门和主继电器；
B. ECB；
C. 以上都是。
D.
【单选题】
哪个部件控制和监控APU引气和防喘空气的流量：___
A. 燃油控制组件（FCU）；
B. ECB；
C. 防喘valve（SCV）。
D.
【单选题】
哪个valve防止负载压气机喘震：___
A. 防喘valve（SCV）；
B. 引气负荷valve；
C. A+B。
D.
【单选题】
起动机马达安装在：___
A. APU压气机上；
B. 附件齿轮箱上；
C. FCU上。
D.
【单选题】
起动机马达带动APU到多少转速?___
A. 50%RPM；
B. 40%RPM；
C. 95%RPM。
D.
【单选题】
起动机马达有谁供电：___
A. 28VDC；
B. 115VAC；
C. 28VDC或115VAC。
D.
【单选题】
如果APU在工作中探测到故障，ECB将把故障信息传递到：___
A. ECAM；
B. CFDS；
C. ECAM和CFDS。
D.
【单选题】
如果滑油冷却器旁通valve故障在开位将导致：___
A. APU因高滑油温度自动停车；
B. 不会发生什么；
C. ECB将会将valve故障显示在ECAM上。
D.
【单选题】
如果两个EGT探头中的一个发生故障将：___
A. 不影响APU工作；
B. APU自动停车；
C. APU减少供油量。
D.
【单选题】
如何检查APU滑油量：___
A. 在ECAM滑油页面上；
B. 在APU齿轮箱目视窗或者通过CFDSAPU页面上；
C. 在ECAM发动机／警告页面上。
D.
【单选题】
下列哪个部件提供高压燃油以控制IGV作动器和SCV作动器___（B）
A. ECB；
B. FCU；
C. 燃油总管
D.
【单选题】
下列哪个部件增压并计量燃油供给APU工作：___
A. ECB；
B. FCU；
C. 主副燃油总管。
D.
【单选题】
下列哪个件装于131-9型的APU燃烧室内?___
A. 1个电咀和10个喷咀；
B. 2个电咀和10个喷咀；
C. 2个电咀和2个喷咀
D.
【单选题】
下面对于引气系统几个valve的描述哪个是不对的：___
A. IGV作动器不工作的时候关闭；
B. 防喘valve不工作的时候打开；
C. 引气valve在正常位置的时候为打开。
D.
【单选题】
下面哪部件控制APU点火和起动?___
A. ECB；
B. 点火组件；
C. 起动连接器。
D.
【单选题】
在20000英尺以下APU起动机马达将APU加速到多大转速：___
A. 45%；
B. 50%；
C. 58%。
D.
【单选题】
在APU转速到达多少时ECB切断点火系统：___
A. 50%；
B. 95%；
C. 60%。
D.
【单选题】
在APU转速下降到多少时ECB关闭进气门和燃油低压valve：___
A. 7%；
B. 33%；
C. 50%。
D.
【单选题】
在低燃油流量和压力时：___
A. 由主喷嘴供油；
B. 由副喷嘴供油；
C. 由主喷嘴和副喷嘴同时供油。
D.
【单选题】
在燃烧室周围安装有几个燃油喷嘴：___
【单选题】
正常APU停车从何处进行?___
A. APU控制面板；
B. APU灭火面板；
C. 外部电源控制板。
D.
【单选题】
指示系统监控APU的：___
A. 转速；
B. EGT；
C. 转速和EGT。
D.
【单选题】
APU提供电源和气源的原则是什么？___
A. 电源优先
B. 气源优先
C. 根据飞机的需求确定
D. 任何时候都可同时提供电源和气源
【单选题】
APU的ECU安装在什么位置？___
A. 后货舱的右则
B. 主设备舱
C. 前货舱的右则
D. 后客舱天花板上
【单选题】
以下说法正确的是:___
A. APU任何高度都能供电
B. APU任何高度都能供气
C. APU供电和供气有高度限制
D. 由控制人员确定
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
