ygs67 发表于 2018-1-21 20:18:23

ASTM F1914-17

ASTM F1914-17 Standard Test Methods for Short-Term Indentation and Residual Indentation of Resilient Floor Covering

WYG123 发表于 2018-1-22 07:43:58

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admin 发表于 2018-1-23 19:59:07

谢谢您的分享，金币已奖励!
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