ir_71 发表于 2014-5-26 23:53:25

ISO 27447:2009

ISO 27447:2009
Fine Ceramics (advanced Ceramics,  advanced technical Ceramics) - Test  method for Antibacterial Activity of semiconducting photocatalytic materials



37228 [/ attach]

37228 [/ attach]


doing 发表于 2014-5-27 11:04:20

谢谢分享，谢谢分享!!!!

admin 发表于 2014-5-27 18:53:25

谢谢您的分享，金币已奖励！
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