调高电压电机转速自然增加，电单（动）车要啥变速箱？

来源: ezf 于 2020-08-04 11:45:31 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.