相关试题
【单选题】
冲压空气涡轮如何放出?___
A. A飞行中如果交流汇流条1和2无电，自动放出
B. B从顶板人工放出
C. C左后机身整流罩控制面板
D. DA和B
【单选题】
驾驶舱没有接通电源时能否操作货舱门：___
A. A能，只要接通勤务电源
B. B不能
C. C如电瓶有电，可由热汇流条供电
D. D可以用摇把人工转动开关
【单选题】
当黄电动泵按钮置于OFF位且货舱门人工选择valve设在开或关位时，动力转换组件及飞行操纵：___
【单选题】
2号发动机防火valve位于黄液压油箱和谁之间：___
A. A2号发动机液压泵
B. B黄电动泵
C. C黄手摇泵
D. D蓝电动泵
【单选题】
失去绿系统时：___
A. A放起落架正常
B. B收起落架正常
C. C起落架必须重力放出
D. D起落架不能收放
【单选题】
失去绿液压系统时：___
A. A前轮转弯操纵失去
B. B前轮转弯仍可操纵
C. C前轮转弯操纵转为备用方式
D.
【单选题】
动力转换组件设在AUTO位，何时自动工作？___
A. A失去蓝系统时
B. B绿和黄系统压差大于500PSI时
C. C只要探测到绿和黄系统之间有压差
D. D两台发动机都起动好后
【单选题】
哪些液压系统由发动机驱动泵供压？___
A. A蓝系统和绿系统
B. B蓝系统和黄系统
C. C蓝系统，绿系统和黄系统
D. D绿系统和黄系统
【单选题】
正常使用中，蓝液压系统由谁供压？___
A. A动力转换组件
B. B发动机驱动泵
C. C电动泵
D. D冲压空气涡轮
【单选题】
减载功能储压器为哪些部件供压？___
A. A所有液压部件
B. B减载功能舵面
C. C缝翼/襟翼
D. D升降舵
【单选题】
液压系统压力下降会发生什么？___
A. A优先valve将优先供压给大载荷部件
B. B优先valve将优先供应基本部件
C. C优先valve调节给各部件的压力
D. D优先valve提供额外压力
【单选题】
Whichhydraulicsystemsarepressurizedbyanenginedrivenpump?___
A. A.BlueandGreen
B. B.YellowandBlue
C. C.GreenandYellow
D. D.Blue,YellowandGreen
【单选题】
Abluesystempipelineisidentifiedby:___
A. A.Abluebandandnumber3
B. B.Abluebandandnumber2
C. C.Apurplebandandnumber2
D. D.Apurplebandandnumber3
【单选题】
WhendoestheRamAirTurbinedeployautomatically?___
A. A.Inflight,ifbluehydraulicpowerislost
B. B.Assoonastwohydraulicpowersystemsarelost
C. C.Inflight,iftheACelectricalpowerislost
D.
【单选题】
Innormaloperation,whatisthebluehydraulicsystempressurizedby?___
A. A.ThePowerTransferUnit
B. B.Anenginedrivenpump
C. C.Anelectricpump
D. D.ARamAirTurbine
【单选题】
A319的RAT地面控制面板上三个指示灯中的红色灯点亮，表示：___
A. A．RAT已收上锁好
B. B．RAT内锁警告
C. C．RAT马上要放下，操作者要小心
D. D．压力指示，RAT可能正在收上
【单选题】
对于A319,在飞行中冲压空气涡轮自动放出时后，如果前起落架放下：___
A. ARAT自动收上
B. BRAT自动停止转动
C. C应急发电机停止工作
D. D没有什么变化
【单选题】
A319的RAT地面控制面板上三个指示灯中的绿色灯点亮，表示：___
A. A．RAT已收上锁好
B. B．RAT内锁警告
C. C．RAT马上要放下，操作者要小心
D. D．压力指示，RAT可能正在收上
【单选题】
AfteractivationofthebluepumpwhathappensduringtheEMERGENtest?___
A. A.TheRamAirTurbineisextended
B. B.Theemergencygeneratorcomesonline
C. C.TheRATisextendedandtheemergencygeneratorcomesonline
D.
【单选题】
Onground,inacoldaircraftconfigurationwhatdoestheactivationoftheRAT&EMERGENMANONpushbuttoncause?___
A. A.RamAirTurbineextension
B. B.Nothing
C. C.Emergencygeneratoractivation
D.
【单选题】
只要RAT上的一个放出电磁阀通电，RAT就能放出___
A. A.1,2,4,5
B. B.1,2,3,4
C. C.1,2,3,5
D. D.都正确
【单选题】
320发动机液压泵用的是___
A. 柱塞泵；
B. 齿轮泵；
C. 叶轮泵。
D.
【单选题】
PTU工作时传递的是：___
A. 电动力；
B. 压力；
C. 液压油。
D.
【单选题】
RAT的人工收上由哪个系统提供压力___
A. 绿系统；
B. 黄系统；
C. 蓝系统。
D.
【单选题】
RAT放出后如何收上___
A. 可在空中收上；
B. 可在地面人工收上；
C. 可自动收上。
D.
【单选题】
RAT系统由谁供电___
A. 115V交流电；
B. 28VDC；
C. 26VDC。
D.
【单选题】
备用刹车由谁提供动力___
A. 黄系统；
B. 蓝系统；
C. 黄或蓝系统。
D.
【单选题】
当黄、绿系统压差大于多少时，PTU自动工作：___
A. 500PSI；
B. 1000PSI；
C. 300PSI。
D.
【单选题】
当液压压力下降后，下列哪项正确___
A. 优先valve优先供压给重载用户；
B. 优先valve优先供压给重要系统；
C. 优先valve将调整系统的压力。
D.
【单选题】
高压油滤的更换要求___
A. 红色指示器弹出立即更换；
B. 跳出后可复位，再跳出后更换；
C. 复位3次后更换。
D.
【单选题】
何时渗漏计量valve自动关闭___
A. PTU2S7C时；
B. 操纵货舱门时；
C. 操纵手摇泵时。
D.
【单选题】
解除PTU功能可通过:___
A. 拔跳开关；
B. 油箱释压；
C. 脱开PTU快卸自封接头。
D.
【单选题】
空中双发停车后，仅有APU供电情况下蓝泵何时停止工作___
A. 飞机落地；
B. 落地后2分钟；
C. 蓝泵一直不工作。
D.
【单选题】
蓝电动泵在正常情况下何时停止工作___
A. 飞机落地；
B. 落地后2分钟；
C. 双发关车后。
D.
【单选题】
蓝系统电动泵自动工作条件:___
A. 任一发起动；
B. 双发起动；
C. 空中。
D.
【单选题】
绿液压油箱参数：正常、最大、低油面警告值分别为___
A. 14，18，3±04L；
B. 16，18，5±04L；
C. 14，16，3±04L。
D.
推荐试题
【单选题】
Q1: What is this passage mainly about?___
A. Superstitions and science .
B. Tips on how to have good luck .
C. Superstitions in the United States .
D. Rational and superstitious societies .
【单选题】
Q2: According to the passage, what is considered as bad luck?___
A. Walking under a ladder .
B. Dreaming of a black cat .
C. Hanging a mirror in the house .
D. Stepping on one's own shadow .
【单选题】
Q3: Why is it considered bad luck to see a black cat crossing one’s path?___
A. Because black cats look like witches . e witches .
B. Because black cats were thought to be witches .
C. Because black cats bring seven years of bad luck .
D. Because black cats are hard to notice in darkness .
【单选题】
Q4: According to the passage, what will bring people good luck?___
A. Breaking a mirror on purpose .
B. Catching a falling leaf on one's birthday .
C. Finding a on the ground and picking it up .
D. Dreaming of blowing out the candles in one blow .
【单选题】
Q1: How long will the woman spend on her way to and from work by high-speed train?___
A. 4 hours .
B. 2 hours .
C. 1.5 hours .
D. 45 minutes .
【单选题】
Q2: When does the woman arrive back home by subway?___
A. At 8 .
B. At 7 .
C. At 6 .
D. At 5 .
【单选题】
Q3: According to the woman, in what way will the new high-speed train be a big help to her?___
A. She can either read or rest a little on the train .
B. She can read and respond to emails onthe train .
C. She can travel to many different parts of the city .
D. She can go shopping on her way home from work .
【单选题】
Q4: How will the new high-speed train affect the man?___
A. He can take the train to the old part of the city .
B. He can save a lot of money when he takes the train .
C. He can save 20 minutes to go to work with the train .
D. He can take the train to the airport instead of driving .
【单选题】
Q1: How much time on average do Americans spend on their way to work?___
A. About an hour .
B. More than an hour .
C. About half an hour .
D. More than one and a half hours .
【单选题】
Q2: What is the present situation about Americans’ commuting to work?___
A. More and more Americans spend over an hour getting to work .
B. Over 10 percent of Americans spend less than an hour getting to work .
C. Only New York people spend more than 90 minutes getting to work .
D. Over 10 percent of Americans spend more than 90 minutes getting to work .
【单选题】
Q3: Why does Steven choose to have an extreme commute?___
A. Because gas prices are not high .
B. Because the commute is not tiring .
C. Because he can attend a better school .
D. Because he can have his favorite lifestyle .
【单选题】
Q4: Which of the following is the disadvantage of long commutes?___
A. Traffic jams .
B. Expensive housing .
C. Poorer life quality .
D. A tiring and boring trip .
【单选题】
Q1: What did Katy like about Jason’s last Halloween party?___
A. She liked playing an interesting game .
B. She enjoyed seeing many of her old friends .
C. She enjoyed wearing her Halloween costume .
D. She liked the decorations in Jason's front yard .
【单选题】
Q2: What is the actual reason that Katy doesn’t want to attend Jason’s party?___
A. None of her friends likes Jason .
B. None of Jason's guests is young .
C. She wants to go to Linda's party ..
D. She went to Jason's party last year .
【单选题】
Q3: What is special about Linda’s party?___
A. The party will last four hours .
B. Six people will attend the party .
C. They will have huge bags of candy .
D. They will play a new game called "GuessWho ".
【单选题】
Q4: What will Katy do to solve her problem?___
A. Go to Jason's party .
B. Go to Linda's party .
C. Attend both Jason's and Linda's parties .
D. Celebrate Halloween with her parents .
【单选题】
Q1: What is special about this year’s Black Friday shopping?___
A. Some stores offered bigger holiday discounts .
B. Some stores provided more choices of nightlife.
C. Some stores made efforts to attract young people .
D. Some stores opened much earlier than they used to .
【单选题】
Q2: Why did some stores open at midnight on Thanksgiving night?___
A. To attract young customers .
B. To beat other stores for sale.
C. To let people sleep late the next day .
D. To keep people stay up for the night .
【单选题】
Q3: How many Black Friday shoppers were reported to go to the shops at midnight this year?___
A. 24 percent .
B. 37 percent .
C. 9.5 percent .
D. 23.5 percent .
【单选题】
Q4: What can we learn about the 15-year-old Jenny?___
A. She and her cousins went back home at midnight .
B. She liked the traditional 4 a.m. Black Friday.
C. She preferred midnight shopping to early morning shopping .
D. She and her cousins got up very early to buy discounted items .
【单选题】
Q1: Why did the woman decide to do a triathlon?___
A. Because she did it in college .
B. Because she wanted to be tough .
C. Because her sister did it and liked it .
D. Because her sister said it was good for her .
【单选题】
Q2: When did the man first do a triathlon?___
A. Last year .
B. In college .
C. Last week .
D. In high school .
【单选题】
Q3: How does the man feel about running?___
A. Boring.
B. Scaring .
C. Exciting .
D. Interesting .
【单选题】
Q4: Why doesn’t the woman like swimming in the triathlon?___
A. Because she fears that a big fish might eat her .
B. Because she fears that she would get lost in lakes .
C. Because she doesn't want to scare away small fishes .
D. Because she doesn't like swimming with many people .
【单选题】
Q1: What is the ratio of positive to negative emotions that can make a person happier?___
A. 1:3.
B. 3 :1.
C. 1 :10 .
D. 10 :1.
【单选题】
Q2: What is the most exciting finding about increasing positive emotions?___
A. It improves relationships .
B. It leads to greater success .
C. It helps develop creativity .
D. It contributes to good health .
【单选题】
Q3: What does the speaker say about negative feelings?___
A. People should turn every negative feeling around .
B. Negative feelings can sometimes have positive effects .
C. Negative feelings often cause people to make mistakes .
D. People should never show negative feelings in public places .
【单选题】
Q4: What is the main idea of the passage?___
A. People should learn to manage their emotions .
B. People should be patient with their negative feelings .
C. People should learn to analyze causes of unhappiness .
D. People should identify as many positive feelings as possible .
【单选题】
Q1: What are the man and woman talking about?___
A. Whether nature is magical and kind .
B. Whether nature is powerful and full of risks .
C. Whether Christopher was well prepared for the trip .
D. Whether Christopher's trip to Alaska was worthwhile .
【单选题】
Q2: What can we learn about Christopher?___
A. He made a film about his trip to Alaska .
B. He wrote a story about his trip to Alaska .
C. He died while having an adventure in Alaska .
D. He learned how powerful and risky Alaska was .
【单选题】
Q3: What does the woman think about Christopher taking the trip to Alaska?___
A. He was too foolish .
B. He was really romantic .
C. He had a very kind heart .
D. He had a spirit for trying things .
【单选题】
Q4: Which of the following is NOT mentioned as something that would have saved Christopher’s life?___
A. A gun to hunt .
B. The map of the area .
C. Emergency food supplies .
D.
E. mergency communication equipment .
【单选题】
Q1: What speed can an avalanche reach within five seconds of taking off?___
A. At 8 miles an hour .
B. At 18 miles an hour .
C. At 80 miles an hour .
D. At 88 miles an hour .
【单选题】
Q2: According to the passage, under what circumstances may an avalanche occur?___
A. There are too many layers of snow on the .
B. There is a layer of snow covering an entire area .
C. The top layer of snow slides off the layer below it .
D. The layer of snow below the surface becomes unstable .
【单选题】
Q3: What are skiers advised to do to avoid being caught in an avalanche?___
A. Ski only in the official ski areas .
B. Look for solid snow to walk on .
C. Look out for each other while skiing .
D. Learn to control themselves in an avalanche .
【单选题】
Q4: Why does the ski patrol use explosives?___
A. To dig holes in the snow .
B. To close the area for skiing .
C. To make an avalanche move on purpose .
D. To' check how different layers are holding up .
【单选题】
Q1:What is conversation mainly about?___
A. The woman's happy college life the man's doubt .
B. The woman's spending habits and the man's concerns .
C. The man's reminding the woman of the exam this Thursday .
D. The man's support for the woman over the past 15 years .
【单选题】
Q2:What did the woman do last night?___
A. She bought a new leather coat .
B. She studied very hard for an exam .
C. She treated all her friends to dinner .
D. She went to a concert with her friends .
【单选题】
Q3:Where did the woman get the money?___
A. She just received her student loan .
B. She saved some money for herself .
C. She borrowed the money from her friends .
D. She asked her mom to send her the money .
【单选题】
Q4:What is the man?___
A. A teacher of biology .
B. An undergraduate student .
C. A freshman in biology class .
D. A graduate teaching assistant .
