A、Center tank pumps are running.
B、Center tank pumps are stopped.
C、The wing tank pumps are stopped.
答案:A
A、Center tank pumps are running.
B、Center tank pumps are stopped.
C、The wing tank pumps are stopped.
答案:A
A. During main engine start.
B. During APU start, or above 23000ft.
C. If EGT is too high.
A. On the indicator on the water service panel only.
B. On the FAP only.
C. On the indicator on the water service panel and on the FAP.
A. To ventilate the avionices equipment
B. To ensure the heating of the avionics bay
C. To avoid avionics bay structural damage
A. Command pressure From the Fuel Metering Valve.
B. HP fuel Shut Off latching solenoid de-energized.
C. Both command pressure from the Fuel Metering Valve and HP fuel Shut Off latching solenoid de-energized.
A. By a greeg dot.
B. By a yellow arrow corresponding to the speed in 15 seconds.
C. By a yellow arrow corresponding to the speed in 10 seconds.
A. The DC essential bus.
B. The service bus.
C. The hot battery bus.
A. No.
B. Yes.
A. On the left hand side of the fan case upper part.
B. On the right hand side of the fan case upper part.
C. In the pylon between the FWD and AFT mounts.
A. RA 2 provides data to the GPWC.
B. FMGC 1 provides data to the GPWC.
C. The GPWC no longer receivs Radio Altitude.
A. ELACs and SECs
B. ELACs,SECs and FACs
C. FACs