相关题目
The movement of the atmosphere set forth by the uneven heating of the earth’s surface is generally referred to as the atmospheric （ ）．
The major force that sets the atmosphere in motion comes from the （ ） of the earth＇s surface.
The flight altitude for aircraft with no oxygen equipment or whose oxygen equipment is unserviceable should not exceed （ ） meters.
The atmosphere is divided into layers according to the characteristics of each layer. The （ ） is the one closest to the earth.
The approximate percentage of the oxygen content of the atmosphere is （ ） ．
The atmosphere contains approximately 78% of （ ） ．
Priority indicator QD in SITA represents（ ）.
Aerodrome information should not be passed to aircraft （ ） ．
When the controller specifies “stop altitude squawk”, the pilot should respond by （ ） ．
The controller will issue instructions using the phrase “（ ）” in cases where the Mode C altitude readout differs significantly from the altitude reported by the pilot.
