将电源送至控制箱内，按下ON/OFF按钮开关的ON键，运转指示灯指示，机。
Students will power is sent to the control box, press ON / OFF button switch ON keys, operation indicator light, machine.
该系列产品可以通过安装接线端子、电缆接头、按钮开关、信号灯等电器件组成电源盒、控制盒、信号盒等装置。
The series of products can constitute electrical power boxes, control boxes, signal boxes and other devices by installing connecting terminals, cable joints, button switches or signal lights.
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