標題: ASTM C 948-1981 玻璃纖維增強混凝土薄片的干和濕體密度吸水... [打印本頁] 作者: 兌水 時間: 2009-9-19 22:59 標題: ASTM C 948-1981 玻璃纖維增強混凝土薄片的干和濕體密度吸水... C948-81(2001) Standard Test Method for Dry and Wet Bulk Density, Water Absorption, and Apparent Porosity of Thin Sections of Glass-Fiber Reinforced Concrete