刷题
导入试题
【单选题】
986.(A320)FADEC显示SRVB,可能是:___
A. A.起动机反相电压不足
B. B.启动吹除valve故障
C. C.引气压力低
D. D.引气伺服valve发生短路
查看试卷,进入试卷练习
微信扫一扫,开始刷题
答案
D
解析
暂无解析
相关试题
【单选题】
987.(A320)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. A.压差传感器
B. B.转速传感器故障
C. C.EGT热电偶故障
D. D.P2传感器故障
【单选题】
988.(A320)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. A.LCV没有打开
B. B.LCV没有全开
C. C.IGV没有打开
D. D.飞机供气系统漏气
【单选题】
989.(A320)如果P2传感器和压差传感器故障,防喘valve如何作动?___
A. A.关闭
B. B.打开
C. C.调节状态
D. D.根据引气门位置确定
【单选题】
什么时候开始点火:___
A. A.7%RPM
B. B.75%RPM
C. C.95%RPM
D. 50%rpm
【单选题】
起动机马达什么时候关断:___
A. A.50%RPM
B. B.40%RPM
C. C.95%RPM
D. 0.6
【单选题】
从何处可以进行APU紧急关车___
A. A.APU控制面板,火警面板,外电源控制面板
B. B.加/抽油面板,外电源控制面板和驾驶舱
C. C.APU不能从飞机外部关车
D. D.火警面板或外电源控制面板
【单选题】
点火组件在什么阶段工作?___
A. A.0-50%
B. B.0-90%
C. C.75%-55%
D. D.7%-55%
【单选题】
下列关于APS3200APU说法正确的是:___
A. A.APU在任何工作状态下都可以提供引气或电源
B. B.若ECB故障,则APU无法正常工作
C. C.要关断APU,务必先关断APU的引气或电源负载
D. D.APU的正常工作转速是101%
【单选题】
当APU工作时,APU燃油泵是___
A. 一直在工作
B. 在燃油压力低的时候工作
C. 在空中工作
D. 在地面才工作
【单选题】
APU有几个点火咀?___
A. 2
B. 3
C. 4
D. 1
【单选题】
下列关于APU的起动说法正确的是:___
A. A.按压接通起动电门,则起动机和点火系统开始工作直到55%转速
B. B.起动过程中,由副油路供油到燃烧室
C. C.当冲压空气涡轮放出时,APU不能起动
D. D.起动过程中,防喘valve保持在关闭位
【单选题】
下列哪个部件由伺服燃油驱动___
A. A.IGV
B. B.BCV
C. C.APU进气门
D. D.A和B
【单选题】
APU的三个单元体是:___
A. 压气机,燃烧室,涡轮;
B. 动力部分,负载压气机,FCU;
C. 动力部分,负载压气机,附件驱动齿轮箱。
D.
【单选题】
APU的压气机设计成:___
A. 二级离心式;
B. 单级离心式;
C. 三级轴向式。
D.
【单选题】
APU的主要功能:___
A. 提供独立的气源和液压源;
B. 提供独立的气源和电源;
C. 提供电源和液压源。
D.
【单选题】
APU的主要功用是:___
A. 产生独立的气源和电源;
B. 产生独立的气源和液力源;
C. 产生独立的电源和液力源。
D.
【单选题】
APU发电机的主要参数:___
A. 45KVA,115V,50HZ;
B. 90KVA,50HZ;
C. 90KVA,115V,400HZ,3PHASES。
D.
【单选题】
APU滑油系统的正常供油压力是:___
A. 60-75PSI;
B. 85-95PSI;
C. 135-150PSI。
D.
【单选题】
APU滑油系统中的供油滤和回油滤都有一个压差电门,当压差达到多少时提供信号给CFDS:___
A. 35±5PSI;
B. 40±5PSI;
C. 55±5PSI。
D.
【单选题】
APU进气门何时打开:___
A. APU点火开始的时候;
B. APU主电门按入时;
C. APU起动机开始运转的时候。
D.
【单选题】
APU进气门前的固定导流板的作用是:___
A. 飞机在空中时改善APU的进气;
B. 防止液体进入APU进气道;
C. 以上两个都对。
D.
【单选题】
APU排泄系统哪个部件排泄燃油水和空气?___
A. 隔热排泄罩;
B. 燃油流量分配器;
C. 涡轮引气。
D.
【单选题】
APU燃油控制系统完全自动工作,FCU由哪个部件控制:___
A. ECB;
B. FADEC;
C. ECBFADEC同时。
D.
【单选题】
APU运转,APU引气系统工作,则松出APU主电门:___
A. APU在完成一个冷却循环后停车;
B. APU立即停;
C. APU在低压和高压燃油关断valve关时停。
D.
【单选题】
APU在冷天起动时转速达到60%以前,卸油电磁阀:___
A. 打开;
B. 关闭;
C. 不确定。
D.
【单选题】
APU在那里可以正常停车:___
A. 防火面板;
B. 外部电源面板;
C. APU控制面板。
D.
【单选题】
APU指示显示在下ECAM显示器上可以:___
A. 人工调出;
B. APU起动时自动显示;
C. A或者B。
D.
【单选题】
APU转速信号传给:___
A. ECB;
B. ECU;
C. FCU。
D.
【单选题】
APU转速指示在正常情况下以绿色显示,超速时显示为:___
A. 琥珀色;
B. 白色;
C. 白色或琥珀色。
D.
【单选题】
ECB安装在:___
A. APU舱的右后部;
B. APU舱的右前部;
C. 后货舱的右后侧。
D.
【单选题】
ECB的主要功能:___
A. 控制APU自动起动和控制APU恒定转速工作;
B. 提供APU过载和故障保护和监控APULRU以及APU系统测试;
C. 以上都对。
D.
【单选题】
ECB具有:___
A. 受限制的控制APU操作;
B. 仅有APU监控制功能;
C. 全权控制APU操作。
D.
【单选题】
ECB可由谁供电:___
A. 左主汇流条;
B. 右主汇流条;
C. 电瓶汇流条3PP。
D.
【单选题】
ECB探测到故障时如何关断APU?___
A. APU自动停车;
B. 人工正常停车;
C. 通过应急方式停车。
D.
【单选题】
ECB自身何时断电:___
A. APU转速降到7%以下;
B. APU主电门放置OFF位;
C. APU转速降到7%以下30秒钟后。
D.
【单选题】
IGV的功用:___
A. 控制IGV的位置以满足气动负载的需要;
B. 用以APU的启动;
C. 用以APU的关车。
D.
【单选题】
从何处可以对APU进行应急停车:___
A. 加/抽油控制面板、外部控制面板和驾驶舱;
B. 外部电源面板;
C. APU不能在外部应急停车。
D.
【单选题】
从哪里可以对APU进行应急关断?___
A. APU控制板,防火面板和地面电源控制面板;
B. 加/放油面板,地面电源控制面板和驾驶舱;
C. APU不能从飞机外部来关断。
D.
【单选题】
当APU达到多大转速时可以正常使用:___
A. 100%;
B. 90%;
C. 95%。
D.
【单选题】
当APU供油管中压力低于多少时,显示琥珀色低燃油压力信息:___
A. 15PSI;
B. 25PSI;
C. 30PSI。
D.
推荐试题
【判断题】
现金流量表的分析填列法是直接根据资产负债表、利润表和有关会计科目明细账的记录分析计算出现金流量表各个项目的金额,据此编制现金流量表的方法
A. 对
B. 错
【判断题】
为了清晰反映构成所有者权益各组成部分当期的增减变动情况,所有者权益变动表采用矩阵形式列示
A. 对
B. 错
【判断题】
“本年金额”栏所列的金额填列
A. 对
B. 错
【判断题】
销售净利率是20%,资产周转率是1次,权益乘数是2,则净资产收益率是40%
A. 对
B. 错
【判断题】
一般认为,资本保值率越高,表明企业的资本保全状况越好,所有者权益增长越快,债权人的债务越有保障
A. 对
B. 错
【判断题】
13
A. 对
B. 错
【判断题】
如果企业的负债资金的利息率低于其资产报酬率,则提高资产负债率可以增加所有者权益报酬率
A. 对
B. 错
【判断题】
资产净利率=销售净利率×资产周转率
A. 对
B. 错
【判断题】
杜邦分析体系是利用各主要财务比率之间的内在联系,综合分析企业财务状况的方法。建立财务分析指标体系
A. 对
B. 错
【判断题】
沃尔比重评分法是将选定的财务比率用线性关系联系起来,并分别给定各自的分数比重,然后通过与标准比重进行比较,确定各项指标的得分及总体指标的累积分数,从而对企业的信用水平做出评价的方法
A. 对
B. 错
【填空题】
boost prospect calculate accelerate promote mystery destruction analysis insight barrier 1 In our class,most discussions and activities take place in assigned small groups,These groups provide a supportive and safe environment that () learning
【填空题】
commence,deserve,tempting, coordinate, lodge,confess, grant, proceed ,display, consequently 9 As the finance ministry rejected the defor its "lack of clarity",it[ ]complaint with the Europear Commission that this deal was against the law
【填空题】
commence,deserve,tempting, coordinate, lodge,confess, grant, proceed ,display, consequently 5 State governments and the colleges themselves have [ ] financial help to students with special abilities and those with financial needs
【填空题】
commence,deserve,tempting, coordinate, lodge,confess, grant, proceed ,display, consequently 10 Dogs cannot distinguish the color of trafficlights, so the master must make the decision of when it is safe to [ ] across the road
【填空题】
commence,deserve,tempting, coordinate, lodge,confess, grant, proceed ,display, consequently 6 The committee agreed that his papers [ ] a wider circulation because of their essential and fundamental interest to a larger audience.
【填空题】
prepare for , be bound to , stand up for , in favor of ,speculate about , in the company of, in the form of , be liable to , invest..with , in succession 1 Because women often restrict their diet In an effort to control weight,they may Not consume enough iron-rich food and ( ) experience an iron Deficiency.
【填空题】
commence,deserve,tempting, coordinate, lodge,confess, grant, proceed ,display, consequently 8 Americans defend the right to obtain a gun and they have[ ] been willing to turn a blind eye to the harm that people owning guns have caused
【填空题】
commence,deserve,tempting, coordinate, lodge,confess, grant, proceed ,display, consequently 7 The anger and frustration [ ] by the local people who do not understand what is happening to them will be a terrible and dangerous force
【填空题】
prepare for , be bound to , stand up for , in favor of ,speculate about , in the company of, in the form of , be liable to , invest..with , in succession 2 Some reform advocates ignore the impact of Class size on student achievement,and they are ( ) what they call as a Priority:teacher effectiveness.
【填空题】
prepare for , be bound to , stand up for , in favor of ,speculate about , in the company of, in the form of , be liable to , invest..with , in succession 3 Because of easy access to the Internet,the New breakthrough tq create something Truly creative ( ) happen anytime now.
【填空题】
prepare for , be bound to , stand up for , in favor of ,speculate about , in the company of, in the form of , be liable to , invest..with , in succession 4 Indeed,if teachers want to( ) how far students might get in life, a better measurement than grades might be how hard the students try.
【填空题】
prepare for , be bound to , stand up for , in favor of ,speculate about , in the company of, in the form of , be liable to , invest..with , in succession 5 Nature has( ) these animals ( ) a capacity for not showing Fear.
【填空题】
prepare for , be bound to , stand up for , in favor of ,speculate about , in the company of, in the form of , be liable to , invest..with , in succession 6 During the weeks of discussion,delegations from groups who are interested in the Resolution may call on representatives to ( ) their point of view.
【填空题】
prepare for , be bound to , stand up for , in favor of ,speculate about , in the company of, in the form of , be liable to , invest..with , in succession 7 Plato was a superb writer,and his works are Part of the world’s great literature.Most of His existing work is ( )Dialogs and letters.
【填空题】
prepare for , be bound to , stand up for , in favor of ,speculate about , in the company of, in the form of , be liable to , invest..with , in succession 8 Young people should enter into a broad Flexible training program,through which They can learn a lot and be ( ) their future careers.
【填空题】
prepare for , be bound to , stand up for , in favor of ,speculate about , in the company of, in the form of , be liable to , invest..with , in succession 9 The young man is very happy and proud to be ( ) the old professor because he always feeIs great when talking With him.
【填空题】
prepare for , be bound to , stand up for , in favor of ,speculate about , in the company of, in the form of , be liable to , invest..with , in succession 10 One day they passed more than 20 villages ( ),and some of these are Said to have stretched for six miles or more.
【填空题】
boost prospect calculate accelerate promote mystery destruction analysis insight barrier 7 Being asingle parent,there is no way for her to ( ) the time and energy she has devoted to her children for the past 10 years.
【填空题】
boost prospect calculate accelerate promote mystery destruction analysis insight barrier 8 It is essential that you start by listening because one of the main ( ) teenagers and their parents face in forming positive relationships is that neither listens to the other.
【填空题】
boost prospect calculate accelerate promote mystery destruction analysis insight barrier 9 We all know the dangers of an earthquake: the ( ) to buildings,the troubles can be caused by falling trees,and the terror occurs when the earth actually opens uip.
【填空题】
boost prospect calculate accelerate promote mystery destruction analysis insight barrier 10 Not until recently have we realized that the increasing world population may lead to a potential gloomy ( ) for humanity starvation.
【填空题】
boost prospect calculate accelerate promote mystery destruction analysis insight barrier 2 It is the development strategy/of the company to ( ) its overseas expansion in order to take a slice of the world market
【填空题】
boost prospect calculate accelerate promote mystery destruction analysis insight barrier 3 Nearly six million people go to see the Mona Lisa every year,attracted by the ( )of her smile.When you're not lodking at her, she seems to be smiling;when you look at her,she stops.
【填空题】
Boost prospect calculate accelerate promote mystery destruction analysis insight barrier 4 To live with a family whose native language is English is the ideal way to further improve one's English and to gain ( )into its culture.
【填空题】
Boost prospect calculate accelerate promote mystery destruction analysis insight barrier 5 There is a real need to ( ) academic achievement in schools and help with the development of a student's overall character.
【填空题】
boost prospect calculate accelerate promote mystery destruction analysis insight barrier 6 Einstein said his scientific discoveries grew from his imagination rather than from( ), reason and language.
【填空题】
commence,deserve,tempting, coordinate, lodge,confess, grant, proceed ,display, consequently 1 When the police caught up with him, Mr.Foster had to [ ] that he'd broken the speed limit.
【填空题】
commence,deserve,tempting, coordinate, lodge,confess, grant, proceed ,display, consequently 2 Whenever my boss makes a decision that I don't agree with, I tell him what I really think, though it's [ ] to make him happy by telling him his ideas are always right
【填空题】
commence,deserve,tempting, coordinate, lodge,confess, grant, proceed ,display, consequently 3 As can be probably perceived, a manned tip to Mars may soon[ ] since scientists have achieved the manned moon mlssion
【填空题】
commence,deserve,tempting, coordinate, lodge,confess, grant, proceed ,display, consequently 4 A number of countries are [ ]their efforts to send out food to the area worst affected by the flood.
欢迎使用我爱刷题
×
微信搜索我爱刷题小程序
温馨提示
×
请在电脑上登陆“www.woaishuati.com”使用