PFD和ND那个级别高一点？

THE ENGINE FIRE EXTINGUISHING SYSTEM IS SUPPLIED BY:

THE COCKPIT SLIDING WINDOWS CAN BE OPERATED FROM THE:

THE ATTENDANT INDICATION PANEL (AIP) IS LOCATED:

ON THE EXTERNAL POWER (EXT PWR) PANEL, WHEN THE "AVAIL" AND ＇NOT IN USE" LIGHTS ARE ILLUMINATED:

THE GROUND POWER CONTROL PANEL IS LOCATED:

THE SUPPLY PRIORITIES FOR AC BUS 1(2) ARE:

THE FORWARD ATTENDANT PANEL(FAP) IS LOCATED:

THE PURPOSE OF THE AVIONICS EQUIPMENT VENTILATION COMPUTER (AEVC) IS TO:

THE MAXIMUM NORMAL CABIN ALTITUDE IS:

REF POINT OF STA 0 IS: