Complete switch of the power supply system as a very important and essential electrical equipment came into being.
成套开关作为供电系统中一个非常重要且必不可少的电力设备应运而生。
For internal wiring of electronic and electrical equipment or power supply cord.
用于电子，电器设备内部连接线或一般电源线。
For internal wiring of electronic and electrical equipment or power supply cord.
用于电子，电器设备内部连接线或一般电源线。
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