题海让大学四年没有难题
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题目详情

单选题 UAL117 reply not received, turn left heading 270, I say again, left heading 270.UAL117, turn observed, will continue to pass instructions.Question: What can we infer from this exchange?( )

A. Receiver failure

B. Complete radio failure

C. Transponder failure

D. Transmitter failure

管制员无线电陆空通话课程封面

学科:管制员无线电陆空通话

时间:2025-10-14 09:20:53

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