单项选择题

过渡高度以上可供使用的最低飞行高度层。（）

A.The lowest flight level available for use above the transition altitude.
B.The lowest flight layer available for use above the transition height.
C.The lowest flight level available for use above the transition height.
D.The lowest flight layer available for use above the transition altitude.

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热门试题

单项选择题

过渡高度与过渡高度层之间的空间。（）

A.The airspace between the transition altitude and the transition level.
B.The airspace between the transition height and the transition level.
C.The airspace between the transition height or the transition level.
D.The airspace between the transition altitude or the transition level.

单项选择题

航空器第一次接触着陆道面的那一点。（）

A.The point at which an aircraft first touch the surface of runway.
B.The point at which an aircraft first touch down the surface of runway.
C.The fix at which an aircraft first touch down the surface of runway.
D.The fix at which an aircraft first touch the surface of runway.