【单选题】
在正常情况下ACBUS1向ACESSBUS及ACSHEDESSBUS提供电源。当ACBUS1失去电源后，可以通过（——）继续向ACESSBUS和ACSHEDESSBUS供电。___
A. 电源控制系统将自动接通ACBUS2
B. 人工按压驾驶舱头顶电源面板上的“ACESSFEED”电门，接通ACBUS2电源
C. 静变流机将自动工作
D. TR（变压整流器）将自动工作
查看试卷，进入试卷练习
微信扫一扫，开始刷题
答案
B
解析
暂无解析
相关试题
【单选题】
主发电机在正常工作状态下，如果一个系统探测到一个过压故障，那么操作人员将会在驾驶舱观察到那些现象？___
A. 相应发电机按钮电门上的“FAULT”标示将被燃亮，“MASTERCAUT”灯燃亮
B. 上ECAM显示器显示琥珀色的相关故障信息；下ECAM自动跳出“ELEC”页面
C. 听到单谐音；在下ECAM的“ELEC”页面看到系统将可用的电源转换到丢失电源的供电网络
D. A、B、C
【单选题】
电源系统中EGIU（）将主要电气参数通过429总线，将数据传送到（——）并在（——）系统上显示。___
A. GCU（发电机控制器）；ECAM
B. SDAC（系统数据采集器）；CDU
C. GCU；CDU
D. SDAC；ECAM
【单选题】
电源系统中那些汇流条或电源向ESSTR供电？___
A. ACESSBUS或CSM/G（应急马达发电机）
B. ACBUS1或ACBUS2
C. ACESSBUS或CSM/G
D. ACESSBUS或ACBUS1
【单选题】
飞机在空中状态下，当电源系统中ACBUS1和ACBUS2电源丢失，以及CSM/G（应急马达发电机）不可用，在这种情况下电源系统将：___
A. RAT（冲压涡轮）将自动释放，为系统提供有限的液压和应急电源
B. 静变流机将自动工作，为部分重要汇流条提供应急电源
C. TR（变压整流器）将自动工作，为部分重要汇流条提供应急电源
D. 由BAT1和BAT2向部分重要汇流条提供应急电源
【单选题】
飞行中,什么状况会使得驾驶舱IDG1(2)的按钮FAULT灯点亮,提示机组人工脱开IDG___
A. IDG输出电压低
B. IDG滑油温度过高或IDG滑油压力低.
C. IDG转速过高.
D. IDG滑油温度低或滑油压力高
【单选题】
驾驶舱20VU（头顶控制面板）中电源控制面板上APU的发电机按钮电门上的“FAULT”标示燃亮，这表明：___
A. APU的GCU探测到系统内部存在的故障会造成发电机或电网损坏
B. APU的发电机电门处于OFF位置
C. 表明连接APU发电机与飞机电网的GLC（）处于脱开位置
D. A、B、C均正确
【单选题】
驾驶舱头顶35VU“ELEC”面板“GALLEY”电门通常设置在AUTO方式下，电门上的“FAULT”标示灯在什么情况下会自动燃亮？___
A. 前厨房被卸载
B. 后厨房被卸载
C. 前后厨房均被卸载
D. 当APU或IDG任一发电机被系统探测到过载
【单选题】
控制主发电机的两台GCU和控制APU发电机的GCU，它们是否能互换？各自功能是通过（——）来实现。___
A. 3个GCU是相同的，可以互换；软件
B. 不能互换；程序钉
C. 3个GCU是相同的，可以互换；程序钉
D. 不能互换；软件
【单选题】
两台发动机正常运转，在一般的情况下GEN1（1号发电机）提供电源到（——），GEN2（2号发电机）提供电源到（——）。___
A. GEN1向ACBUS1和ACBUS2汇流条供电；GEN2向ACESSENTIALBUS和ACSHEDDABLEESSENTIALBUS汇流条供电
B. GEN1向ACBUS1、ACESSENTIALBUS和ACSHEDDABLEESSENTIALBUS汇流条供电；GEN2向ACBUS2汇流条供电
C. GEN1向ACESSENTIALBUS和ACSHEDDABLEESSENTIALBUS汇流条供电；GEN2向ACBUS1和ACBUS2汇流条供电
D. GEN1向ACBUS1汇流条供电；GEN2向ACBUS2、ACESSENTIALBUS和ACSHEDDABLEESSENTIALBUS汇流条供电
【单选题】
在发动机运转的过程中，如果发现驾驶舱头顶35VUELEC面板的IDG按压电门上的“FAULT”标示燃亮，这表示什么情况，因如何处理？___
A. 相应的IDG发生故障，应当立即按压电门脱开IDG
B. 相应的IDG发生故障，不需要立即采取行动
C. 相应的GCU发生故障，应立即按压电门脱开IDG
D. 相应的GCU发生故障，但系统会进行自动保护
【单选题】
当ACESSFEED电门放备用位时ACESSBUS是由哪里提供电源的：___
A. A.ACBUS1
B. B.ACBUS2
C. C.EmergencyGenerator
D. D.DCBATBUS
【单选题】
在下列哪种情况下静变流机将工作：___
A. A.当一台发动机的电源失效时。
B. B.只有电瓶供电时。
C. C.在飞机正常接通电源的情况下，静变流机一直工作。
D. D.用APU供电时。
【单选题】
在正常情况下ACESSBUS是由哪里提供电源的：___
A. A.ACBUS1
B. B.ACBUS2
C. C.EmergencyGenerator
D. D.DCESSBUS
【单选题】
关于厨房卸载的说法正确的是：___
A. 当只有一台发电机工作的情况下，厨房大部分电源将被自动卸载
B. 如果由地面电源或APU发电机向飞机提供电源，厨房电源不会发生自动卸的情况
C. 当脱开驾驶舱头顶板电源面板上的“GALLEY”（部分构型为：GALY&CAB）后，厨房电源将被全部卸载
D. A、B、C均正确
【单选题】
驾驶舱头顶板中的35VUELEC面板“ACESSFEED”按钮电门上的“FAULT”标示燃亮，这表示：___
A. ACBUS1电源丢失
B. ACBUS2电源丢失
C. ACESS汇流条控制系统存在故障
D. ACESS汇流条没有电源供应
【单选题】
在地面维护过程中，工作人员发现主发电机按钮电门上的“FAULT”灯会燃亮，这说明：1）相应发电机按钮电门被松开；2）电路中的GLC（发电机电路接触器）受到GCU控制而脱开IDG与电网的连接；3）系统探测到故障的发生，GCU控制GLC脱开IDG与电网的连接___
A. 1）、2）
B. 1）、3）
C. 2）、3）
D. 1）、2）、3）
【单选题】
958.(A320)A320在正常情况下ACBUS1向ACESSBUS及ACSHEDESSBUS提供电源。当飞机在失去ACBUS1和ACBUS2电源的紧急情况下，（——）将继续向ACESSBUS和ACSHEDESSBUS供电。___
A. 静变流自动工作
B. TR（变压整流器）将自动工作
C. 不论RAT状况如何，CSM/G（应急马达发电机）将自动工作
D. 当RAT提供的液压动力可用的情况下，CSM/G（应急马达发电机）将自动工作
【单选题】
959.(A320)DCBATBUS可以由哪里给它提供电源：___
A. A.DCBUS1orDCBUS2
B. B.DCBUS1orbattries
C. C.DCBUS2orbatteries
D. D.DCBUS1orDCBUS2orbatteries
【单选题】
哪种情况下冲压雪气涡轮不会放出:___
A. A.按压应急电源面板上MANON电门
B. B.按压液压面板上RATMAN0N电门
C. C.宅中ACBUSl和2断电,V>lookTS
D. D.地面按压EMERGENTEST电门
【单选题】
在空中正常供电构型下,以下说法不正确的是:___
A. A．ACESSBUS由ACBUS1供电
B. B．DCESSBUS由DCBATBUS供电
C. C．DCBATBUS由BAT1和BAT2供电
D. D．ACFLTGND由ACBUS2供电
推荐试题
【单选题】
Q1: What does the man suggest that the woman do this weekend?___
A. Read J .K .Rowling's first book .
B. Go to buy a new Harry Potter book .
C. Watch BBC news about J .K .Rowling .
D. Take her cousin to see a new Harry Potter movie .
【单选题】
Q2: Where did J. K. Rowling come up with the idea for Harry Potter?___
A. At a cafe .
B. On a train .
C. At a cinema .
D. In a bookstore .
【单选题】
Q3: What are J. K. Rowling’s future plans?___
A. She won't write any more books .
B. She will write more magic stories .
C. She hasn't said anything about her future plans .
D. She said she would work on more serious subjects .
【单选题】
Q4: What are the two speakers mainly talking about?___
A. J.K. Rowling's secret .
B. J .K .Rowling's writing plan .
C. A new book by J .K.Rowling.
D. An interview with J .K .Rowling .
【单选题】
Q1: What happened when Stephen tried to remove a bottle of milk from the refrigerator?___
A. He broke the milk bottle .
B. He fell down on the floor .
C. He made a mess inside the refrigerator .
D. He spilled the milk over the kitchen floor .
【单选题】
Q2: What did Stephen’s mother do when she came into the kitchen？___
A. She gave him a long lecture .
B. She shouted at him in anger .
C. She enjoyed the wonderful mess .
D. She cleaned up the mess with him .
【单选题】
Q3: What did Stephen’s mother teach him later?___
A. How to do an experiment .
B. How to carry a milk bottle .
C. How to clean up spilled milk .
D. How to avoid making mistakes .
【单选题】
Q4: What did Stephen learn from this experience?___
A. Mistakes can become learning opportunities .
B. Mistakes are just like scientific experiments .
C. One should sometimes make mistakes .
D. One should try to avoid making mistakes .
【单选题】
Q1: Why is surfing the man’s favorite activity?___
A. Because he likes the sunny weather.
B. Because he wants to challenge himself .
C. Because it can help solve his sleeping problem .
D. Because it can help him forget all his troubles .
【单选题】
Q2: What is the woman going to do this weekend?___
A. To go sailing .
B. To go surfing .
C. To go to the beach .
D. To go to her nephew's .
【单选题】
Q3: What does the woman love doing?___
A. Going to visit relatives.
B. Enjoying the warm sun on the beach .
C. Building sand castles with her niece and nephew .
D. Playing in the sand and jumping in the waves .
【单选题】
Q4: What does the man remember doing with his brothers?___
A. Surfing in the sea .
B. Collecting seashells .
C. Building sand castles .
D. Jumping in the waves .
【单选题】
Q1: According to the survey, what percentage of British adults watched TV in theirfree time?___
A. 89 percent .
B. 84 percent .
C. 76 percent .
D. 71 percent .
【单选题】
Q2: Which age group would be the most likely to visit their friends and relatives?___
A. People aged 16 to 24
B. People aged 25 to 34 .
C. People aged 16 and over .
D. People aged 55 and over .
【单选题】
Q3: What does the speaker say about listening to music as a leisure activity for British people?___
A. People aged 16 to 24 preferred listening to music most .
B. It was getting more and more popular among the British people .
C. It was the third most popular activity among people aged 55 and over .
D. People aged 25 to 34 listened to music more often than those aged 16 to 24 .
【单选题】
Q4: According to the survey, how are leisure activities related to age?___
A. Older people go out to pubs more often . frequently .
B. Younger people go to the cinema less frequently.
C. Older people spend more time reading and gardening .
D. Younger people spend less time visiting friends and family .
【单选题】
Q1: Why was the girl excited?___
A. She is going to have a lot of vanilla ice cream .
B. She won the spelling competition at her school .
C. She is going to the state capital for a competition .
D. She "excellence"correctly,but others didn't .
【单选题】
Q2: What happened when the man was 13 years old?___
A. His family moved to Sacramento to settle down .
B. His family bought him a new suit and a new tie .
C. He went to Sacramento for a spelling competition .
D. He won the first prize in the state spelling competition .
【单选题】
Q3: Why did the man’s mom give him a big hug?___
A. To make him feel better after he lost the first prize .
B. To apologize for not buying him some ice cream .
C. To wish him good luck in the next competition .
D. To congratulate him on winning the first prize .
【单选题】
Q4: What color is the girl going to wear for her next competition?___
A. Red .
B. Blue .
C. Green .
D. Yellow .
【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 .
