release

正常情况下，APU引气接通地面按压大翼防冰按钮，则大翼防冰活门

FAILURE OF A DRAIN MAST HEATER OR CONTROL UNIT IS INDICATE

IF THE ENGINE IS RUNNING， ENGINE ANTIICE VALVE OPENING IS CAUSED BY:

THE WING ANTI-ICE VALVE INDICATION IS DISPLAYED:

THE ENGINE ANTI-ICE AIR IS SUPPLIED FROM:

E/WD（发动机/警告显示）上MEMO区可以显示哪些数据：

FWC的作用：

打印机输入最高优先权为：

当DMC1和DMC2同时故障时，会发生：

机长的EFIS控制面板可以控制的DMC是: