ygs67 发表于 2018-2-1 17:10:49

ASTM D4970 D4970M-16e3

ASTM D4970 D4970M-16e3 Standard Test Method for Pilling Resistance and Other Related Surface Changes of Textile Fabrics; Martindale Tester

admin 发表于 2018-2-2 14:55:48

谢谢您的分享，金币已奖励!
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