宏泰963 发表于 2009-7-27 01:22:49

ASTM A475 - 03 Standard Specification for Zinc-Coated Steel Wire Strand

ASTM A475 - 03 Standard Specification for Zinc-Coated Steel Wire Strand

[ 本帖最后由 宏泰963 于 2009-7-27 01:31 编辑 ]
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