ygs67 发表于 2016-1-25 13:20:31

ASTM D1298-12b

ASTM D1298-12b Standard Test Method for Density, Relative Density, or API Gravity of Crude Petroleum and Liquid Petroleum Products by Hydrometer Method - (MPMS), Chapter 9.1

admin 发表于 2016-1-25 15:27:37

谢谢您的分享,金币已奖励!
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