主令电器
- 网络master switch
主令电器-
PLC在按钮型主令电器电寿命试验中的应用
Application of PLC in electrical endurance test of the button-swithes
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按钮型主令电器寿命试验仪的设计与研究
The design and research of testing machine for the life of button-swithes
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主令电器&用于自动控制系统中发送控制指令的电器，如按钮、主令开关、转换开关等。
Master Electric-Automatic Control System for sending control instructions to appliances , such as buttons , main switch , switch and so on .