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内容来自iPhone手机客户端
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内容来自Android手机客户端
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clairde:[图片]guiding force用的就是全陶瓷轴承。这种轴承特点是不生锈顺滑相比混合陶瓷不磨损。但缺点是不承重,在中轴和轮组上不能用[=1410634] (2020-07-10 17:19)
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