A、Director 1 is switched to emergency mode.
B、The top line data buses are switched off.
C、Director 2 takes over automatically.
答案：C
A、Director 1 is switched to emergency mode.
B、The top line data buses are switched off.
C、Director 2 takes over automatically.
答案：C
A. Three shock absorbers extended.三个减震器扩展
B. Three shock absorbers compressed.三个减震器压缩。
C. Only one shock absorber extended.
A. Half of the Quantity Indicating data is no longer available.
B. FQIS operates normally, only CFDS report will indicate failure.
C. Fuel waring is triggered in addition of CFDS report.
A. To regulate the output pressure,depending on Fan Air Valve position.
B. To keep air bleed at a sufficient pressure at low engine speed.
C. To regulate the output temperature, depending on the configuration of users.
A. The whole electrical network is still operational.
B. AC BUS 1 is lost.
C. AC BUS 2 is lost.
A. To stop the Center Tank Pumps.
B. To restart Cooling fuel recirculation.
C. To stop the Cooling fuel recirculation.再循环
A. Lower sidewall panels only.
B. ALL the panels.
C. Upper sidewall panels only.
A. supply oxygen for passengers.
B. fight a fire or against emission of smoke or noxious gases.
C. breathe oxygen.
A. When the circuit operates in open circuit configuration
B. In closed circuit configuration when the skin temperature is below 11＇C(51.8＇F)(skin temp.increasing).
C. In close circuit configuration when the skin temperature is above 11＇C(51.8＇F)(skin temp.increasing).
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. The control handle gearbox.
B. The safety pin
C. The liting mechanism.
