標題: ASTM D 1298-1999 用石油密度計法測定原油和液體石油產品密度... [打印本頁] 作者: 兌水 時間: 2009-9-28 08:26 標題: ASTM D 1298-1999 用石油密度計法測定原油和液體石油產品密度... D1298-99e2 Standard Test Method for Density, Relative Density (Specific Gravity), or API Gravity of Crude Petroleum and Liquid Petroleum Products by Hydrometer Method