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49911 ASTM A82/A82M-07 Standard Specification for Steel Wire, Plain, for Concrete
技术  •  leunghb  •  2009-12-09 07:44
44338 aci224 control of cracking　in concrete structure
技术  •  peter.li  •  2009-10-18 10:32
48895 ACI 546r_96 - Concrete Repair Guide
技术  •  huangjian74  •  2008-11-27 14:26
52281 ACI 302.1R-04 Guide for Concrete Floor and Slab Construction
技术  •  huangjian74  •  2008-11-27 14:16
47465 ASTM A881 A881M-2002 Prestressed Concrete Railroad Ties
技术  •  powderpaint  •  2007-12-27 17:41

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