92.WTB临近电门的作用是:( )What purpose is the WTB approaching switch:

　只有在地面由SFCC使用来进行WTB接通测试. Only on the ground by SFCC using WTB connected allows tests.

　在飞行中由任一个SFCC使用,用来确证是否存在由另一个SFCC探测的故障. In flight by a SFCC use, to confirm whether there is another SFCC by detecting the fault.

　在飞行中由两个SFCC使用,用来检查WTB是松开的. In flight by two SFCC use, used to check the WTB is loosened allows..

正确答案：A

解析：

题目解析题目要求说明WTB临近电门的作用。正确答案是 A. 只有在地面由SFCC使用来进行WTB接通测试。这是因为在地面测试时，系统需要确认翼尖刹车的工作状态，以保障飞行安全。在飞行中，翼尖刹车的操作和测试方式会有所不同。

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A330机型熟悉课程试题

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