下列除哪项外,均是消渴的主要病因()。
A.禀赋不足
B.饮食失节
C.情志失调
D.痰湿阻滞
E.劳欲过度
第2题
An air mass is termed warm if ______.
A.it is above 70°F
B.the ground over which it moves is cooler than the air
C.it originated in a high pressure area
D.it originated in a low pressure area
第3题
A.bleed air
B.pressurization
C.ventilation
D.fresh air
第4题
第5题
A.sea
B.road
C.air
D.car
第6题
As used in the text, "hybrid networks" are best related to
A.a new net of ground connections.
B.security scrutiny on packages.
C.a combination of air and ground.
D.mass transport on special vehicles.
第7题
A.错误
B.正确
第8题
A.a ground power facility
B.an air boarding facility
C.a hydraulic facility
D.a fueling facility
第9题
Under what circumstances is ground transport to the airport free?
A.If the transport is between a town and the airport.
B.If a passenger wants to catch a plane.
C.If a passenger has just finished the air trip.
D.If a passenger is at town terminal.
第10题
Under what circumstances is ground transport to the airport free?
A.If the transport is between a town and the airport.
B.If a passenger wants to catch a plane.
C.If a passenger has just finished the air trip.
D.If a passenger is at town terminal.
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