標題: ASTM C 1039-1985 石墨電極的表觀孔隙率、表觀比重和松密度的... [打印本頁] 作者: 兌水 時間: 2009-9-20 19:35 標題: ASTM C 1039-1985 石墨電極的表觀孔隙率、表觀比重和松密度的... C1039-85(2000) Standard Test Methods for Apparent Porosity, Apparent Specific Gravity, and Bulk Density of Graphite Electrodes