A、To control the corresponding pack and flow control valve
B、To control the trim air valves
C、To control the hot air regulate pressue valve
答案：A
A、To control the corresponding pack and flow control valve
B、To control the trim air valves
C、To control the hot air regulate pressue valve
答案：A
A. Three.
B. Eight.
C. Six.
A. Low voltage , low energy.
B. Low voltage , high energy.
C. High voltage , high energy.
A. The Power Transfer Unit.
B. An engine driven pump.
C. An electric pump.
A. Ground spoilers armed and both throttles at idle or one throttle at reverse and the other one at not more than idle.
B. Ground spoilers not armed and both throttles at idle .
C. Both throttles at idle only.
A. All mode are inhibited.
B. Mode 4 is inhibited.
C. Mode 5 is inhibited.
A. It monitors the radio frequency selection.
B. It integrates all the crew communication functions.
C. It monitors the NAV frequency selection.
A. Vc parameters from the ADIRS.
B. The slats extended signal from the SFCC.
C. Vc parameters and slats position.
A. 60°.
B. 55°to the Equator.
C. 45°to the Equator.
A. By visual warning on one ACP.
B. By visual warning on all the ACPS and an aural buzzer.
C. By visual warning on all the ACPS.
A. As the differential pressure between the cabin and the atmosphere is sufficient, the vacuum generator does not operate.
B. As the differential pressure between the cabin and the atmosphere is not sufficient, the vacuum generator does not operate.
C. As the differential pressure between the cabin and the atmosphere is sufficient, the vacuum generator operates.
