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发表于 2009-9-19 22:59:40
ASTM C 948-1981 玻璃纤维增强混凝土薄片的干和湿体密度吸水...
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