【单选题】
陆空通话时，什么时候推荐使用“IMMEDIATELY（立即）”这个词：___
A. 相对飞行穿高度时
B. 天气差时，担心自己会忘记某个正在改变高度的动态
C. 飞机多时，为了节省精力
D. 在紧急情况下，用于冲突解脱时
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答案
D
解析
暂无解析
相关试题
【单选题】
What is the best course of action for a pilot to follow when thunderstorms are observed along the route of flight? ___
A. Fly below the thunderstorms
B. Climb over the thunderstorms
C. Disregard the thunderstorms
D. Take any action to avoid all thunderstorms
【单选题】
Aeronautical chart is divided into two categories,______. ___
A. Aeronautical map and special type of aeronautical chart
B. En-route chart and approach chart
C. Area chart and standard instrument arrival and departure chart
D. Aerodrome chart and area chart
【单选题】
Aircraft are required to comply with ATC instructions within______.___
A. advisory airspace
B. domestic airspace
C. controlled airspace
D. international airspace
【单选题】
Amendments to the initial clearance will be issued at anytime an air traffic controller deems such action necessary to______.___
A. avoid possible confliction between aircraft
B. correct the previously issued clearance
C. cancel the flight plan
D. expedite the traffic
【单选题】
研究表明，当耳机话筒的位置距离嘴（ ）英寸且稍微偏下时，传输的声音质量最佳。（注：1英寸=2.54CM）___
A. 0.25-0.5
B. 0.75-1
C. 1.25-1.5
D. 1.75-2
【单选题】
“I want to divert to shanghai” is equal to______.___
A. I want to our destination Shanghai
B. I want to overfly Shanghai
C. I want to alternate to land at Shanghai
D. I want to call Shanghai control
【单选题】
When an aircraft is being subjected to unlawful interference, the pilot should try to notify _______ of this fact.___
A. the appropriate ATC units
B. company
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D. air attendants
【单选题】
When pilot say“Did you pick it upon your screen?”,that means______.___
A. did you pick up your screen?
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【单选题】
ATC clearance does not contain______.___
A. clearance limit
B. altitude data
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【单选题】
When pilot sets an altimeter setting to a QNH,that will indicate_________
A. flight level
B. altitude
C. height
D. safety level
【单选题】
When pilots set a pressure of 29.92 in mercury to indicate_________
A. altitude
B. height
C. flight level
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【单选题】
“PAN” is the international RTF______signal___
A. emergency
B. distress
C. urgency
D. dangerous
【单选题】
“MAYDAY” is the international RTF______signal.___
A. emergency
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【单选题】
According to ICAO definition, a condition concerning the safety of an aircraft or other vehicle or of some person on board or within sight but which does not require immediate assistance is _______ .___
A. urgency
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【单选题】
______is the accepted standard for worldwide time signal broadcast used for aviation.___
A. GMT
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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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【单选题】
管制话筒正确使用方法是：___
A. PTT发射键还没有完全按下时就开始发指令
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【单选题】
Traffic information should include_________
A. direction of aircraft concerned
B. weather
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【单选题】
The altimeter setting used in en-route flight should be______hpa___
A. 1019
B. 1013
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【单选题】
Larger separations than the specified minima should be applied whenever in.___
A. turbulence
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【单选题】
_______is air traffic control service for controlled flights in control areas___
A. Route service
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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.___
A. alerting service
B. information service
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【单选题】
Visibility is the ability as determined by atmospheric conditions and expressed in unit______.___
A. meters
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【单选题】
SIGMET is a weather advisory issued concerning weather______to the safety of all aircraft.___
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【单选题】
Flight level is a______of constant atmospheric pressure which is related to a specific pressure datum 1013.2hpa.___
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【单选题】
Air traffic means all aircraft in flight or operating on the______of an aerodrome.___
A. highway
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C. maneuvering area
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【单选题】
The true airspeed is the airspeed of an aircraft relative to______air.___
A. turbulence
B. smooth
C. undisturbed
D. the
【单选题】
Air speed is the speed of an aircraft relative to its surrounding______.___
A. traffic
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D. wind
【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.___
A. atmosphere
B. water
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【单选题】
If the radar receiver detects the retarding time tR＝500mS between transmitting pulse and receiving pulse,now the target is______km from the radar station.___
A. 150
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关于甲状腺癌的描述下列不正确的是___
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肺癌增大引起支气管狭窄时，可出现阻塞性咳嗽，其特征是___
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