【单选题】
管制员还应当对管制指令当中的不同内容进行适当的排序，相对重要的内容应当排列在管制指令的 （ ）位置___
A. 前面
B. 中间
C. 尾部
D. 以上都可以
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答案
C
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【单选题】
“PAN” is the international RTF______signal___
A. emergency
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【单选题】
“MAYDAY” is the international RTF______signal.___
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【单选题】
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A. urgency
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【单选题】
______is the accepted standard for worldwide time signal broadcast used for aviation.___
A. GMT
B. LT
C. UTC
D. SST
【单选题】
_____means the level is measured in 1013.2 pha___
A. Level
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【单选题】
An aircraft known or believed to be in a state of emergency should be given______over other aircraft.___
A. way
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管制话筒正确使用方法是：___
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B. 指令还没有结束就松开PTT发射键
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【单选题】
Traffic information should include_________
A. direction of aircraft concerned
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【单选题】
The altimeter setting used in en-route flight should be______hpa___
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【单选题】
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【单选题】
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【单选题】
_______ is a service provided to notify appropriate organizations regarding aircraft in need of search and rescue aid, and assist such organizations as required.___
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A. highway
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【单选题】
The true airspeed is the airspeed of an aircraft relative to______air.___
A. turbulence
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【单选题】
Air speed is the speed of an aircraft relative to its surrounding______.___
A. traffic
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【单选题】
“Aircraft” means any machine that can derive support in the______from there actions of the air other than there actions of the air against the earth's surface.___
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【单选题】
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【单选题】
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【单选题】
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【单选题】
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【单选题】
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【单选题】
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【单选题】
In the AFTN,the flight plan filing time shall consist of a______data-time group.___
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【单选题】
“______”is a notice containing information concerning the establishment,condition or change in any aeronautical facility service procedure or hazard,the timely knowledge of which is essential to personnel concerned with flight operations.___
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【单选题】
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【单选题】
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【单选题】
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【单选题】
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【单选题】
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【单选题】
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【单选题】
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