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直流牵引变电所
释义
直流牵引变电所
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牵引变电所
释
DC traction substation
直流牵引变电所
电力传输线送来的高压交流电能经变压器降压,然后经整流器变为直流后,送接触网或接触轨的牵引变电设施。
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starting point
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