521.如果交流汇流条1和2无电,什么时候应急发电机工作( )In case of AC BUS1 and 2 no powerd,what time is the CSM/G operate?

　飞机在空中,速度大于100KTS,起落架伸出 The aircraft in fight,speed is greater than 100 KTS, landing gear is down

　飞机在空中,速度大于100KTS,起落架收起 The aircraft in fight,speed is greater than 100 KTS,landing geat is up

　所有时间内 all the time

正确答案：B

解析：

题目解析如果交流汇流条1和2无电，应急发电机在飞机在空中、速度大于100KTS，并且起落架收起时工作。选项B是正确答案。这是因为应急发电机通常在飞行状态下，并且飞机速度较快且起落架收起时工作，以确保在紧急情况下维持电力供应。

题目纠错

A330机型熟悉课程试题

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181.襟/缝翼的位置指示在什么地方( ) Where does the slat/flap position indicates ( )

180.FWC将飞行阶段分为( ) Flight phase can be divided into by FWC ( )

179.当ECAM显示的某个信息带有下划线,表明该信息是( ) When one of ECAM display information underlined, show that the information is

178.警告信息的优先次序为( ) The priority order of warning information( )

177.E/WD失效后,其显示会自动出现在什么地方( ) E/WD failure,where is the display will automatically appear ( )

176.PFD1失效后,其显示会自动出现在什么地方( ) PFD1 failure,where is the display will automatically appear ( )

175.正常情况下,DMC3故障时由谁来替代( ) Under normal circumstances, when DMC3 failure ,who will replace

174.当ECAM控制面板上的”EMER CANC”被压下时,( ) When on ECAM control panel “EMER CANC” was pressed:( )

173.ECAM控制面板上可控制SD的系统页面有( ) How much system pages does the ECAM contro lpanel control( )

172.警告信息显示在( )区域 Where is the warning message is displayed in ( )