下面关于ENG VALVE CLOSE灯的说法正确的是()
第1题:
The fitting at the end of a cargo line in a tank that allows suction to be taken close to the bottom of a tank is a ______.
A.Suction end
B.Strainer
C.Bell-mouth
D.Vacuum valve
第2题:
关于草坪灯,下面说法正确的是()。
第3题:
If the head pressure of a reciprocating refrigeration compressor is excessive
A.the relief valve should open before the high pressure cutout
B.the relief valve should open and allow the excess refrigerant to flow to the receiver
C.the high pressure cutout switch should operate before the relief valve opens
D.you should close the discharging valve
第4题:
有交流电对ENG/APU火警/过热位测试时,飞机上哪些指示和警告()
第5题:
If the hatch cover does not move, ()should be checked.
第6题:
ENG VALVE CLOSED指哪个活门()
第7题:
下面关于色温的说法正确的是()
第8题:
关于统计推断,下面说法正确的是
第9题:
下面关于电客车外部照明说法正确的是()。
第10题:
下面关于门的说法正确的是()