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Author: mark
Post Time: 2010/06/24
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Replier: FrankYueh
Reply Time: 2010/06/24
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Quote mark article-所謂的齒比就是齒盤與飛輪的齒數比, 以變速單車來說, ...
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Replier: mark
Reply Time: 2010/06/25
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Replier: 短腿小陳
Reply Time: 2010/06/25
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Replier: mark
Reply Time: 2010/06/25
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Quote 短腿小陳 article-同樣的道理, 大攀也是可以將 前18 - 後15T 改...