【单选题】
下列哪些故障需要填写运行类使用困难报告？___
A. 飞行中的假火警信号
B. 飞行中或地面发动机熄火或停车
C. 都要
D.
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答案
C
解析
暂无解析
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B. B.当外流valve采用人工方式时,按DITCHING电门不能将它关闭
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