lotus999 发表于 2014-12-3 09:18:46

JIS A 1451：1994

JIS A 1451：1994 Method of abrasion test for building materials and part of building construction Method of abrasion test for flooring materials method with rotating disk fitted friction and impact

admin 发表于 2014-12-3 09:47:16

谢谢您的分享，金币已奖励
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