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图片:Chosen-12-speed-wide-range-cassette-9tooth-cog01.jpg
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误讲得:轻,操控简单,机构少减少出问题概率缺点是链条斜拉力损耗大零件损耗也大,还有花鼓几何进一步压缩必须靠更多的辐条更强的圈来弥补左右张力造成的不平衡等缺点....... (2015-09-14 12:40)
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simber:单盘到底有什么好啊!!真是的,觉得山地车搞三九二十七很完美啊 (2015-09-14 11:38)
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内容来自Android手机客户端
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yikki:后拔表示拉死我了…… (2015-09-14 11:09)
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