Uses in the electric vehicle, the electrically operated bicycle, plate-type and the fork type storage battery car, the industry and mining railroad traction power source.
用于电动车辆、电动自行车、平板式和叉式电瓶车、工矿机车动力电源。
Splint fixation is an external fixation system, composed of retainer, splint, paper pad and traction. Pressure under retainer is the power source of splint fixation in treatment of fractures.
夹板固定是以固定带、夹板、纸压垫、牵引等装置所组成的局部外固定力学系统，固定带的约束力是夹板固定骨折的动力来源和外载荷。
Electrified railway's traction load is usually the big consumer for the electric power system, so electrified railway's traction load is the main power quality pollution source.
电气化铁道牵引负荷是大宗的工业用电部门，因此它是电力系统重要的电能污染源。
Electrified railway's traction load is usually the big consumer for the electric power system, so electrified railway's traction load is the main power quality pollution source.
电气化铁道牵引负荷是大宗的工业用电部门，因此它是电力系统重要的电能污染源。
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