相关试题
【单选题】
从客舱压力面板可控制哪个马达?___
A. 马达3;
B. 马达2和1;
C. 马达1。
【单选题】
两个PACK提供的冷空气温度相同吗?___
【单选题】
正常情况下,PACK1供气给哪些区域?___
A. 前、后客舱;
B. 驾驶舱;
C. 驾驶舱、前、后客舱。
【单选题】
PACK流量控制活门在何种情况下会开始气动关闭?___
A. PACK压气机出口温度230℃;
B. 管道温度大于88℃;
C. PACK压气机出口温度达260℃。
【单选题】
发动机起动时,PACK流量控制活门是否会自动关闭?___
【单选题】
PACK控制器失效后,防冰活门气动控制PACK出口温度为多少?___
【单选题】
给厕所和厨房通风的空气来自哪里?___
【单选题】
在起飞和着陆期间,冲压空气风门处于什么状态?___
【单选题】
座舱失压时,PACK流量控制活门处于什么状态?___
【单选题】
应急冲压空气进气门位于什么位置?___
A. 机身右下部;
B. 机身左下部;
C. 垂尾处。
【单选题】
增压主要通过什么来完成?___
A. 流量活门;
B. PACK控制器;
C. 外流活门。
【单选题】
当座舱增压使用人工模式时,放气活门的信号如何反馈?___
A. 只反馈给CPC1;
B. 只反馈给CPC2;
C. 反馈给CPC1和CPC2。
【单选题】
安全活门何时打开?___
A. △P=8.6PSI;
B. △P=7.8PSI;
C. △P=9.0PSI。
【单选题】
混合器混合何处来的空气?___
A. PACK1和PACK2出口空气;
B. 热空气压力调节活门出口和客舱再循环风扇来的空气;
C. PACK出口和客舱再循环风扇来的空气。
【单选题】
混合器风门的功用:___
A. 确保客舱有足够的空气;
B. 确保驾驶舱有足够的空气;
C. 确保货舱通气。
【单选题】
热空气压力调节活门调节后的空气压力为多少?___
A. 4PSI;
B. 比客舱压力高4PSI;
C. 比客舱压力高2PSI。
【单选题】
水分离器的功用:___
A. 收集水分;
B. 将水分冷凝;
C. 将水分喷射到冲压管道上。
【单选题】
当电子舱通风系统处于开环路状态时,蒙皮空气进口和出口活门处于什么位置?___
A. 全部打开;
B. 进口活门打开,出口活门关闭;
C. 全部关闭。
【单选题】
外流活门上装有几个马达?___
A. 三个自动马达;
B. 两个自动马达和一个人工马达;
C. 一个自动马达和二个人工马达。
【单选题】
水引射器引出的水送到何处?___
A. 机外;
B. PACK进口;
C. 冲压空气。
【单选题】
当两个PACK失效时,应急冲压空气进气门如何工作?___
A. 自动;
B. 须人工将冲压空气按钮置ON位。
【单选题】
在起飞和着陆阶段,PACK冲压空气进气风门会自动关闭,这从那儿来的信号?___
A. 油门杆;
B. 空地电门;
C. 轮速信号。
【单选题】
冲压空气按钮控制:___
A. 冲压空气进气门;
B. 冲压空气出口气门;
C. 应急冲压空气进气门。
【单选题】
热配平空气活门主要用于:___
A. 调节PACK出口温度;
B. 通过增加热空气以使相应区域的温度理想化;
C. 调节混合器出来的空气。
【单选题】
后货舱的通风空气从何处排出机外?___
A. 外流活门;
B. 蒙皮上的文氏管;
C. 单独的排气口。
【单选题】
货舱通风控制器控制:___
A. 隔离活门;
B. 抽风扇;
C. 隔离活门和抽风扇。
【单选题】
模式电门置MAN位,将人工升降速率电门保持在向下位时,放气活门将:___
【单选题】
空气循环机的组成:___
A. 涡轮、风扇;
B. 涡轮、压气机;
C. 涡轮、压气机、风扇。
【单选题】
当电子舱通风系统处于中间环路状态时,蒙皮空气出口活门上的小风门打开条件:___
A. 飞机在空中,蒙皮温度大于34℃;
B. 飞机在地面,蒙皮温度小于27℃;
C. 飞机在空中 ,蒙皮温度小于27℃。
【单选题】
PACK出口气动传感器的功用:___
A. 用于ECAM显示;
B. 用于把温度信号送到CFDIU(三级故障);
C. 用于PACK控制器失效时,气动操纵防冰活门。
【单选题】
压气机过热气动传感器的功用:___
A. 探测到过热时,气动关闭流量控制活门;
B. 用于过热探测和在ECAM上显示;
C. 用于过热探测和把高温信号送给CFDIU。
【单选题】
当座舱高度达到多少时,将会触发座舱高度过高警告?___
A. 8800英尺;
B. 9550英尺;
C. 10000英尺。
【单选题】
空调系统安全活门的作用是?___
A. A.防止反压超压
B. B.代替外流活门
C. C.防止正,反压超压
D. D.组件失效时给客舱供气
【单选题】
有关外流活门错误的是?___
A. A.应急冲压门开且客舱内外压差<1PSI时,外流活门半开
B. B.当外流活门采用人工方式时,按DITCHING电门不能将它关闭
C. C.当外流活门采用人工方式时,将MANV/S电门扳到UP位并保持,外流活门将逐渐关闭
D. D.此航班使用1号马达,下一航班使用2号
【单选题】
掺混空气活门的作用是什么?___
A. A.通过加入热空气来调节区域
B. B.通过加入冷空气来调区域温度
C. C.调节热空气压力
D. D.掺入一部分循环空气到座舱
【单选题】
掺混空气活门由什么控制?___
A. A.组件控制器
B. B.区域控制器
C. C.管道过热传感器
D. D热空气压力调节活门
【单选题】
当AEVC探测到气流量比需求值高时,哪个活门打开?___
A. A.蒙皮空气出口活门
B. B.蒙皮热交换器进口旁通活门
C. C.空调进口活门
D. D.蒙皮热交换器出口旁通活门
【单选题】
飞机高度39000英尺,客舱高度正常情况下最大为:___
A. A.8000英尺
B. B.12000英尺
C. C.14000英尺
D. D.39000英尺
【单选题】
空调组件过热时,哪个传感器气动关闭流量控制活门?___
A. A.组件进口引气温度传感器
B. B.压气机出口气动过热传感器
C. C.组件出口过热传感器
D. D.组件进口引气压力传感器
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When he opened the door, he used too much force and ___ the key.
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I’m very sorry to have ___ you with so many questions on such an occasion.
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It is sometimes difficult for young people from the countryside to ___ well to life in the big city.
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Our guide gave us a detailed ___of this painting but we still do not understand.
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They have a stronger ___ of the importance of economic incentives.
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B. learning
C. conception
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【单选题】
I believe I am capable of ___ the political consequences accurately.
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B. betting
C. calculating
D. computing
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30 percent of reptiles, birds, and fish are currently ___ with extinction.
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He had an ___ at a restaurant in Greek Street at eight.
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A.
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A. adopt
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The company has launched a campaign of television ___ and leaflets.
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【单选题】
The general secretary may ___ the president at official ceremonies.
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【单选题】
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