题目内容
T/F question 503We have a problem with the landing gear. Request priority landing.[音频]
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T/F question 598We excuted a missed approach procedure because we had a ground proximity warning.[音频]
T/F question 615The pressure of cockpit oxygen cylinder is low. Request to return for landing.[音频]
T/F question 623We cannot extend the main landing gear. Request foaming the runway.[音频]
T/F question 627Our nose wheel had a flat tyre. Request holding position.[音频]
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