The first switch in the chassis is normally located in the upper left of the blade chassis, just below the power plug.
机架中的第一个交换机通常放在刀片服务器机架的左上方，就在电源插头的下面。
They don't know or care about how the TV works or what components exist inside, only that they can interact with it via its inputs (remote control, power plug, etc.) and outputs (screen and speakers).
他们不知道也不关心电视是如何工作的、里面都存在那些组成要素，他们所做的只是通过输入（遥控器、电源等）和输出（屏幕和扬声器）来同电视进行互动。
An appropriate power plug has to be attached to the machine by electric technicians. Power plug has to be connected to a grounded receptacle.
电源插头应用具有电气专门知识的人来安装。电源插头必须连接到接地插座上。
The heater is composed of a housing, a heating filament arranged in the housing, and a switch, a transformer and a power plug sequentially connected with the heating filament.
加热器由外壳，设于外壳内的加热丝，以及与加热丝依次连接的开关、变压器、电源插头构成。
Power plug has to be connected to a grounded receptacle.
电源插头必须连接到接地插座上。
Power plug has to be connected to a grounded receptacle.
电源插头必须连接到接地插座上。
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