...主液压泵主液压泵在液压系统开始工作时持续工作,所以主液压泵的开关一般只有ON和OFF两个位置。在有些飞机上使用开关灯(switch light)式控制开关,即控制开关本身又是指示灯,通常为按压式的。现代飞机上大多采用发动机驱动泵(EDP)或电动泵(ACMP)作为主液压泵。
基于18个网页-相关网页
light switch 照明开关 ; 开关 ; 电灯开关
Pneumatic Valve Switch Light 气动球阀开关轻便
light activated switch [电子] 光敏开关 ; 光激开关 ; 光启动开关
Brake light switch 煞车灯开关 ; 刹车灯开关 ; 制动灯开关
stop switch light 制动开关信号灯
activated switch light active switch 光敏开关
Light switch hand lever 灯开关手动杆
'he pointed to the government's incentive programs to switch light buses and taxis to a cleaner-burning fuel and the adoption of tough vehicle-emission standards.
他所称的政策,是指港府鼓励小巴士和出租车使用清洁燃料,并采用严格的汽车排放标准。
Can you reach the light switch from where you're sitting?
从你坐的地方够得着灯的开关吗?
She groped blindly for the light switch in the dark room.
她在黑暗的房间里摸索电灯开关。
"By imposing a tax on every American who drives a car or flips on a light switch, this plan will drive up the prices for food, gasoline and electricity,".
VOA: standard.2009.06.27
You don't need a light switch or a light bulb or an iPhone app to turn something on or off.
你不需要一个电灯开关,或者一个电管,或者打开关闭一个iPhone应用程序。
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