900 句单选 -15 字以上 -795[音频][音频]
A. One aircraft is in dangerous situation
B. Another flight is relaying distress message
C. The distress flight will make a forced landing on the ocean
D. The distress traffic is near the Atlantic ocean.
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900 句单选 -15 字以上 -85[音频][音频]
A. Initial climb to 7200feet
B. departure frequency is 123.0
C. request level change enroute
D. Transponder should set as 0732
900 句单选 -15 字以上 -754[音频][音频]
A. Hailstone
B. Heavy rain
C. Volcanic ash
D. Squawk 7700
900 句单选 -15 字以上 -78[音频][音频]
A. 7000feet
B. FL330
C. Departure frequency 124.35
D. Squawk 2563
900 句单选 -15 字以上 -316[音频][音频]
A. 102
B. 100
C. 085
D. 265
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