zzcnhic 发表于 2017-6-28 21:34:19

ASTM G137 − 97 (Reapproved 2009)

ASTM G137 − 97 (Reapproved 2009)
Standard Test Method for
Ranking Resistance of Plastic Materials to Sliding Wear
Using a Block-On-Ring Configuration

admin 发表于 2017-7-3 12:05:39

谢谢您的分享,金币已奖励!
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