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单选题
160.When is the Windshear function automatically activated?
A
Below 2300ft and one of the two qualifier inputs,of both qualifiers A and B, is valid.
B
Always when a windshear event is encountered.
C
When the AUTO/ON/STBY selector on the ATC/TCAS Control Unit is in STBY position.
答案解析
正确答案：A
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