兑水 发表于 2009-9-28 08:26:31

ASTM D 1298-1999 用石油密度计法测定原油和液体石油产品密度...

D1298-99e2 Standard Test Method for Density, Relative Density (Specific Gravity), or API Gravity of Crude Petroleum and Liquid Petroleum Products by Hydrometer Method
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