铝合金升降机由于电气线路，元器件，电气设备，以及电源系统等发生故障，造成用电系统不能正常运行，统称为电气故障。
The lift due to electrical circuits, components, electrical equipment, fault and power supply system, causing ele...
一个完整的液压升降机系统是由五个部分组成：动力元件、执行元件、控制元件、辅助元件及液压油。
A complete hydraulic lift system is composed of five parts: power components, the implementation of components, control component...
