电力机车是指由电动机驱动车轮的机车。电力机车因为所需电能由电气化铁路供电系统的接触网或第三轨供运行中的电力机车给，所以是一种非自带能源的机车。电力机车具有功率大、过载能力强、牵引力大、速度快、整备作业时间短、维修量少、运营费用低、便于实现多机牵引、能采用再生制动以及节约能量等优点。使用电力机车牵引车列，可以提高列车运行速度和承载重量，从而大幅度地提高铁路的运输能力和通过能力。
中国电力机车列表 List of locomotives in China
柴油电力机车头 Diese-Electric Locomotive ; Electric Locomotive
高速电力机车 electric express locomotive ; electric high speed locomotive
柴油电力机车 diesel electric locomotive
地面电力机车 ground electrical locomotive
地面用电力机车 ground locomotive
遥控电力机车 remote control electric locomotive
电脑控制电力机车 electric locomotive with computer
直流电力机车 [铁路] DC electric locomotive ; d. c. electric locomotive
调度电力机车 electric switching locomotive
铁道电力机车，由外部电力或蓄电池驱动。
Rail locomotives powered from an external source of electricity or by electric accumulators.
车株洲电力机车有限公司，广州地铁有多年来的合作历史。
Car Zhuzhou Electric Locomotive co., Ltd. and Guangzhou Metro has a history of cooperation over the years.
氢燃料动力车虽然是电力机车，却是利用燃料电池代替蓄电池提供动力。
Hydrogen fuel cell vehicles are electric vehicles; they use a fuel cell instead of a battery to provide juice.
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