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pheather:牙盘是单盘?建议选用奇数齿盘片,比如51t或53t,否则可能造成阴阳齿,用一段时间还得自己手动错一格链条 (2014-09-22 11:07)
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yinhu3373:什么是阴阳齿?什么叫手动错一格链条? (2014-09-22 15:16)
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