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图片:图像017.jpg
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150448215:完全可以做成无级变速 却只俩档 (2014-07-27 11:19)
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egg_2:没必要啊,为什么要定速呢。。变速不变 也是定速啊 (2014-08-28 15:11)
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liuhy5327:可能是转把里面的棘轮坏了,锁不住,然后想的这种办法。 (2014-07-27 10:39)
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ben_mutou:提壶灌顶的感觉,一直不明觉厉,直到看到这里 (2014-08-30 08:21)
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