(737-800)关于发动机起动,下列说法正确的是:
A.56%N1时,燃油LOW PRESSURE(低压)灯灭 B.56%N2时,发动机起动电门回到“关”位,巳 START VALVE OPEN(起动活门开)警告灯灭 C.46%N2时,发动机起动电门回到“关”位,巳 START VALVE OPEN(起动活门开)警告灯 灭 D.起动电门转到FLT(飞行),N1到17~20%,N2转速稳定正确答案B
(737-800)关于发动机起动,下列说法正确的是:
A.56%N1时,燃油LOW PRESSURE(低压)灯灭 B.56%N2时,发动机起动电门回到“关”位,巳 START VALVE OPEN(起动活门开)警告灯灭 C.46%N2时,发动机起动电门回到“关”位,巳 START VALVE OPEN(起动活门开)警告灯 灭 D.起动电门转到FLT(飞行),N1到17~20%,N2转速稳定正确答案B