ygs67 发表于 2018-2-1 17:08:43

ASTM D2578-17 Standard Test Method for Wetting Tension of Polyethylene and Polyp

ASTM D2578-17 Standard Test Method for Wetting Tension of Polyethylene and Polypropylene Films

admin 发表于 2018-2-2 14:55:45

谢谢您的分享，金币已奖励!
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