题海让大学四年没有难题
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单选题 <iframe src="/module/audioplay.html?objectid=d86d473f63d5d7373f9c878156d424b6"></irame> Listen and choose the best answer. Question: Why was CCA1982 instructed to hold at ZF

A. Due weather

B. Due landing delay at destination

C. Due separation

D. Due flow control

无线电陆空通话课程封面

学科:无线电陆空通话

时间:2023-06-10 06:31:07

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