標題: ASTM D 2502-2004 粘度測量法估算石油潤滑油分子量(相對分子... [打印本頁] 作者: 兌水 時間: 2009-10-2 12:03 標題: ASTM D 2502-2004 粘度測量法估算石油潤滑油分子量(相對分子... D2502-04 Standard Test Method for Estimation of Molecular Weight (Relative Molecular Mass) of Petroleum Oils From Viscosity Measurements