提升设备笼子或平台以及操纵它们用的设备、马达、电缆和其它辅助设备 The enclosure or platform with its operating equipment, motor, cables, and accessories.
机械系统用来工作的系统或装置,如汽车或手持式凿岩机,包括其动力源和辅助设备 A system or device for doing work, as an automobile or a jackhammer, together with its power source and auxiliary equipment.