311083.As soon as a distress signal is sent,the crew of the aircraft in distress should do all possible to report ( )
as well as the intention of the pilot-in-command by emergency communication.

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5 grades.

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310848The minimum horizontal separation standard in approach radar control should be( )km or more.

A、　6

B、　10

C、　15

D、　20

答案：空

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311178.DAL345, 20 miles north of Nington, IFR, FL120, ( )
zone boundary 20, KNT24, information M. C

A. 　expect

B. 　estimate

C. 　ETO

D. 　anticipate

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310869The distance measuring precision for DME is( ).

A. 　±0.5NM

B. 　3% of the distance between the aircraft and the antenna

C. 　±0.9NM

D. 　the greater of A or B

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311179.Of the four classes of airspace, ( )
are area
control airspace.

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310961The “a message has been received and understood”means
( ). D

A. 　wilco

B. 　yes

C. 　go ahead

D. 　roger

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310986.Flight level M1120 equals to( ).

A. 　FL112

B. 　1120m

C. 　11200m

D. 　11200f

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311259.There are already 5 aircraft ( )
at the holding
point of 26. A

A. 　queuing

B. 　expecting

C. 　anticipating

D. 　starting up

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311268.CCA102,clearedtotakeoff,runway13L,caution
( ) , heavy B747 departed runway 13 just now. B

A. 　wind shear

B. 　wake turbulence

C. 　clear air turbulence

D. 　microburst

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310945In RTF communication, the A/C call sign 9099Y is spoken as( ).

A. 　niner zero niner niner Yankee

B. 　niner 0 niner niner Yankee

C. 　nine naught nine nine Yankee

D. 　nine thousand and ninety-nine Yankee

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311083.As soon as a distress signal is sent,the crew of the aircraft in distress should do all possible to report ( )
as well as the intention of the pilot-in-command by emergency communication.

A. 　the call sign of the aircraft

B. 　nature of distress

C. 　present position, altitude and heading of the aircraft

D. 　all that above

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5 grades.

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