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Battery electric bicycle on the problem of pollution.
电池的污染问题的电动自行车。
youdao
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The VRLA battery was the basic power source for electric bicycle applications.
阀控式铅蓄电池仍是电动自行车的主要电源。
youdao
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The VRLA battery was the basic power source for electric bicycle applications.
阀控式铅蓄电池仍是电动自行车的主要电源。
youdao