兑水 发表于 2009-9-22 07:55:57

ASTM C 1262-2005 评定制造混凝土砖石构件和有关混凝土构件冷...

C1262-98e1 Standard Test Method for Evaluating the Freeze-Thaw Durability of Manufactured Concrete Masonry Units and Related Concrete Units
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