310990.Amendments to the initial clearance will be issued at any time 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
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310864The three fire-fighting agents for cabin fire-fighting
purposes are( ).
A. water, dry chemical goods and bromide methyl
B. water, carbon dioxide and dry chemical goods
C. water, dry chemical goods and bromide chloride methane
D. water, bromide methanol and carbon dioxide
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310860The most suitable fire-fighting agent in portable
extinguishers on A/C is( ).
A. carbon dioxide
B. dry chemical goods
C. carbon tetrachloride
D. water
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311290.TWA172, radar approach terminated due to equipment
( ) , resuming procedural control. A
A. malfunction
B. fatigue
C. change
D. inspection
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310848The minimum horizontal separation standard in approach radar control should be( )km or more.
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310885 After the first observation and issuing of SNOWTAM, if the snowfall continues or runway ices over, observation should be made every( )hour( ), and new SNOWTAMs should be issued until all flights are finished.
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310806.In RTF communication, the number 34,900 is transmitted
as( ).( )
A. tree four niner zero zero
B. thirty 一 four thousand niner hundred
C. tree four thousand niner hundred
D. tree four niner hundred
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311272.Tower,DAL215,encounteredwindshearonfinal,
( ) 25 knots between 600ft and followed by loss of 40 knots between 400ft and surface.
A. gained
B. reduced
C. fluctuated
D. varied
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311222.—CCA102, are you able to taxi under your own power?
—( ), CCA102.
A. Roger
B. Ok
C. Affirm
D. Yes
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311131.The flight time from Shanghai to Chengdu for MD-82 is 2 hours, from Chengdu to alternate airport Chongqing being 25
minutes, average fuel consumption is 3000kg/h, taxiing time on the ground is 10 minutes, fuel consumption rate is 75kg/m, then
the minimum takeoff fuel is ( )
kg.
A. 8000
B. 10000
C. 10250
D. 7750
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