ygs67 发表于 2018-1-17 19:24:22

ASTM D1646-17

ASTM D1646-17 Standard Test Methods for Rubber—Viscosity, Stress Relaxation, and Pre-Vulcanization Characteristics (Mooney Visco

admin 发表于 2018-1-23 19:23:27

谢谢您的分享，金币已奖励!
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