A、Either LGCIU in turn.
B、Both LGCIUs simultaneously.
C、The crank handle.
答案：A
A、Either LGCIU in turn.
B、Both LGCIUs simultaneously.
C、The crank handle.
答案：A
A. Must be manually switched OFF.
B. Stop automatically and wing tank pumps start running.
C. Stop automatically.
A. A warning on the oxygen control panel 21 VU.
B. The direct reading pressure gauge on the oxygen cylinder.
C. A yellow indicator.
A. Center tank is full
B. Outer cell is full
C. Outer cell is empty
A. To restore ECU power.
B. To restore EIU power.
C. To cut off ECU power.
A. IR data, pure GPS data and hybrid GPIR data.
B. VOR/DME data.
C. Only GPS data.
A. IGN START selection.
B. Flame out detected.
C. ECU failure.
A. Power from the aircraft electrical network only.
B. Carrying out the high level test.
C. Contact of the panel door position relay.板门位置继电器触点
A. When ENG 2 PUMP pushbutton is set to OFF.
B. The engine pump cannot be depressurized as long as the engine is running.
C. The engine pump is automatically depressuized if the output pressure drops below 1450 psi.
A. An ILS course pointer.
B. A lateral deviation bar.
C. A and B.
A. When the VOR is tuned from the MCDU.
B. When the VOR is tuned from the RMP.
C. When a failure occurs.
