gmt88 发表于 2013-8-3 00:52:13

ISO 22197-2:2011 Test Method for Air-Purification Performance of Semiconducting

ISO 22197-2:2011(E)
First Edition
2011-04-01
Fine Ceramics (Advanced Ceramics, Advanced Technical Ceramics) -
Test Method for Air-Purification Performance of Semiconducting Photocatalytic Materials -
Part 2: Removal of Acetaldehyde

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admin 发表于 2013-8-3 14:45:19

谢谢您的分享，金币已奖励。

21319817 发表于 2013-8-28 14:46:07

感谢楼主，楼主是个人厚道人

小小松鼠羊 发表于 2013-11-4 22:00:01

太好了，找到啦啦啦拉

ygs67 发表于 2016-1-14 13:13:42

多谢分享！                       

yangpeiyu 发表于 2016-9-14 09:56:40

很好，谢谢分享，:):P:$
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