兑水 发表于 2009-9-25 11:17:45

ASTM D 448-2003 道路和桥梁建筑的集料尺寸分类

D448-03a Standard Classification for Sizes of Aggregate for Road and Bridge Construction
页: [1]
查看完整版本: ASTM D 448-2003 道路和桥梁建筑的集料尺寸分类