chankc 发表于 2013-11-17 19:44:07

ISO 20957-10-2007

ISO 20957-10-2007
Stationary training equipment - Part 10: Exercise bicycles with a fixed wheel or without freewheel, additional specific safety requirements and test methods


nbjwbzj 发表于 2013-11-18 09:01:33

谢谢分享！！！！！！！

admin 发表于 2013-11-18 11:11:11

谢谢您的分享，金币已奖励！
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