A、Both APs can be engaged whatever the flight phase.
B、During the approach phase ,it is recommended to engage the second AP.
C、Both APs can never be engaged at the same time (last in, last engaged).
答案：B
A、Both APs can be engaged whatever the flight phase.
B、During the approach phase ,it is recommended to engage the second AP.
C、Both APs can never be engaged at the same time (last in, last engaged).
答案：B
A. ADIRU 1
B. ADIRU 2
C. ADIRU 3
A. ATC transponders and TCAS computer directly.
B. ATC transponders directly and TCAS computer through the ATC transponders.
C. TCAS computer directly and ATC transponders through the TCAS computer.
A. CAS from ADR.
B. CAS from ADR mixed with inertial speed.
C. CAS from ADR, inertial speed if ADR failure.
A. The A/THR is active with alphafloor protection active and the alphafloor is detected in the FACs.
B. The A/THR is active with the alphafloor protection active but with the alphafloor detection no longer present in the FACs.
C. The A/THR is engaged but not active during the Take-off phase.
A. LP Fuel SOV.
B. Hydraulic Fire SOV.
C. Fuel Isolation Valve.
A. Center tank and inner cells.
B. Center tank
C. Outer cells.
A. One outflow valve and one safety valve
B. One outflow valve and two safety valves
C. Two outflow valves and two safety valves
A. The compressor overheat sensor
B. The compressor temperature sensor
C. A or B
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. To ensure self centering of the nose gear.
B. To adjust the nose wheel steering speed.
C. To adjust the rate of depressurization in the hydraulic block.
