657.交输活门电门在自动位且无泄漏,接通APU引气则( )CROSS BLEED SELECTOR In the AUTO position,and no leak,push the APU BLEED pushbutton switch on,then ( )

　交输活门自动关闭the crossbleed valve automatic close

　交输活门自动打开the crossbleed valve automatic open

　交输活门只能人工控制 the crossbleed valve is manual controled only

正确答案：B

解析：

题目解析这道题涉及到交输活门电门在自动位且无泄漏时接通APU引气的情况。正确答案是B，即交输活门将自动打开。这是因为在这种情况下，系统会自动调整以允许APU引气，从而维持引气系统的平衡，而不需要人工干预。

题目纠错

A330机型熟悉课程试题

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45.货舱出口处有1个SILL LATCH处于放下状态,则( ) if one Cargo Exit SILL LATCH is down, then()

44.客舱内部哪些装饰板是可以拆卸的( ) which planels are removable?()。

43.当电动操作有故障时,驾驶员能用什么方法操作( ) When the electric operation fails,which method can use to operate the seat?()。

42.驾驶舱那几个座椅是电动操作的( ) which cockpit seat can operate by electricity ?

41.在非正常情况下(即AC BUS1)失效时,主交流汇流条( )可由哪里供电( )When the AC BUS1 was failed,where does the AC ESS powered?

40.静变流机的工作条件是( )The working conditions of static converter is( )

39.DIG 的滑油冷却器是什么( )What is the IDG oil cooler?

38.A330飞机正常情况时可以从哪里得到交流电Where does the A330 aircraft get AC power normal?

37.静变流机的工作条件是( )The working conditions of static converter is( )

36.DIG 的滑油冷却器是什么( )What is the IDG oil cooler?