A、Manually opened and secured by a hold open rod.
B、Hydraulically opened and secured by a hold open rod.
C、Electrically opened by a motor and secured by a hold open rod.
答案：B
A、Manually opened and secured by a hold open rod.
B、Hydraulically opened and secured by a hold open rod.
C、Electrically opened by a motor and secured by a hold open rod.
答案：B
A. Fuel crossfeed valve.
B. LP fuel and hydraulic fire shut off valves.
C. HP fuel shut off valve.
A. HOT AIR pushbutton is set to OFF
B. PACK2 pushbutton is set to OFF
C. PACK1 pushbutton is set to OFF
A. AC BUS 1.
B. AC BUS 2.
C. Emergency Generator.
A. To add oxygen to the expired gas.
B. To trap the carbon dioxyde contained in the expired gas.
C. To allow the expired gas to flow out of the hood.
A. AC ESS Bus is supplied by the EMERG GEN.
B. AC ESS Bus is supplied by AC Bus 1.
C. AC ESS Bus is supplied by AC Bus 2.
A. Either LGCIU in turn.
B. Both LGCIUs simultaneously.
C. LGCIU 1 only.
A. Refer to the MEL to know if the failure is a GO, NO GO or GO IF item.
B. Do not refer to the MEL.
C. Nothing as the failure can be left uncorrected until the next scheduled maintenance check.
A. In open circuit configuration
B. In intermediate circuit configuration, or in closed circuit configuration with airflow higher than the requested value
C. When the ambient Avionics bay temperature is above 34＇C(93.2＇F)
A. The whole electrical network is still operational.
B. AC BUS 1 is lost.
C. AC BUS 2 is lost.
A. The N1 limit.
B. The N1 command.
C. The N1 target.
