题目内容

短通话

A. It is unable to hold at C1.
B. Communication broke down.
C. It counld not move at C1.
D. It could not follow the controller.

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短通话

A. 340m.
B. 650.
C. 550.
D. 270.

短通话

A. Transmitterisnotworking.
B. Transponderisnotworking.
C. Messagecannotbereceived.
D. Messagecannotbetransmitted.

短通话

A. Wakevortex.
B. Thunderstorm.
C. Poorvisibility.
D. Birdactivity.

短通话

A. 1200feetperminute.
B. 1000feetperminute.
C. 1000metersperminute.
D. 2000feetperminute.

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