A、On Capt ND and F/O PFD.
B、On Capt PFD and F/O ND.
C、On F/O PFD and F/O ND .
答案：A
A、On Capt ND and F/O PFD.
B、On Capt PFD and F/O ND.
C、On F/O PFD and F/O ND .
答案：A
A. The autopilot is engaged.
B. LAND mode is armed or active.
C. An ILS frequency is autotuned.
A. With 0 ULD.
B. With 2 ULDS.
C. With 3 ULDS.
A. The communication systems are inoperative.
B. VHF2 and VHF3 frequencies cannot be controlled.
C. All communication frequencies can be controlled.
A. Within five minutes of NAV mode selection when present position has bot been entered.
B. During the alignement phase in case of IRS alignment error.
C. When alignment has been completed.
A. AC ESS BUS, DC ESS BUS and AC STATIC INVERTER BUS are supplied.
B. DC ESS BUS,AC STATIC INVERTER BUS and DC BAT BUS are supplied.
C. AC ESS BUS, AC STATIC INVERTER BUS and DC BAT BUS are supplied.
A. When the cam and the hooks are in the locked position.
B. When the cam is in the unlocked position and the hooks are in the locked position.
C. When the cam and the hooks are in the unlocked position.
A. Yes.
B. No.
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. To ventilate the avionices equipment
B. To ensure the heating of the avionics bay
C. To avoid avionics bay structural damage
A. The failed WHC connects to the other.
B. Both systems are lost.
C. The heating of the related side is lost.
