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read back procedure is not a necessity for
选项：

A:maneuvers related to the runway-in-use
B:heading and speed instructions
C:level instructions,altimeter settings and SSR codes
D:wind direction and speed

发布时间：2024-06-12 13:08:21

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read back procedure is not a necessity for 选项： A:maneuvers related to the runway-in-use B:heading and speed instructions C:level instructions,altimeter settings and SSR codes D:wind direction and speed

read back procedure is not a necessity for
选项：

A:maneuvers related to the runway-in-use
B:heading and speed instructions
C:level instructions,altimeter settings and SSR codes
D:wind direction and speed