反向和直角航线程序的出航时间主要取决于（）和飞机在出、入航的最大下降率。

A radio that combines a transmitter and receiver in one unit is called a （ ） ．

Which statement below is not true?

The identification markings of civil aircraft include （ ） ．

The phrase “go ahead” means “（ ）”．

A radio transmitter is activated when the （ ） ．

In radiotelephony, the call sign for a controller for （ ） is Ground．

The most significant limitation of VHF signals is that they （ ） ．

Aircraft with a flight range greater than （ ） km are long-range aircraft.

When transmitting time, 09:16 can be given as （ ） ．

When flying from northeast to southwest on stable warm front, the A/C will pass cloud in the sequence of （ ） .