ygs67 发表于 2016-4-19 10:47:41

ASTM D7945-15

ASTM D7945-15 Determination of Dynamic Viscosity and Derived Kinematic Viscosity of Liquids by Constant Pressure Viscometer

admin 发表于 2016-4-19 12:15:39

谢谢您的分享,金币已奖励!
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