A、If the start valve fails open.
B、If the start valve fails closed.
C、In neither case.
答案：A
A、If the start valve fails open.
B、If the start valve fails closed.
C、In neither case.
答案：A
A. To regulate hot air pressure
B. To adjust the temperature in the three zones
C. To regulate basic temperature
A. The communication systems are inoperative.
B. VHF2 and VHF3 frequencies cannot be controlled.
C. All communication frequencies can be controlled.
A. To reduce the rate of flap travel.
B. To increase fluid flow to the motor.
C. To lock flaps until next position demand.
A. Only on the ECAM STATUS page .
B. In the LAST LEG REPORT, the AVIONICS STATUS and the ECAM STATUS page .
C. Class 2 failures are only displayed in flight.
A. At last engine shut down.
B. At electrical power off.
C. On ground, below 1500 feet or TAT>8℃ .
A. In closed position.
B. In open fail safe position.
C. Either in closed or open position, depending on the last operating conditions.
A. Each FMGC drives its own FD symbols, FMGC1 supplies both FMAs and controls the flight controls and engines.
B. FMGC1 drives FD symbols on both PFDs,supplies both FMAs and controls the flight controls and engines.
C. FMGC1 drives FD sybols on the Captain PFD, supplies FMA on Captain PFD and controls the flight controls. FMGC2 controls the engines.
A. ELACs and SECs
B. ELACs,SECs and FACs
C. FACs
A. On the right side fan cowl door.
B. On the left side fan cowl door.
C. On the left side thrust reverser "C" duct door.
A. 60°.
B. 55°to the Equator.
C. 45°to the Equator.
