liuxilin1215 发表于 2013-12-22 13:35:35

BS 5400-7-1978

BS 5400-7-1978 Steel, concrete and composite bridges — Part 7: Specification for materials and workmanship, concrete, reinforcement and prestressing tendons


admin 发表于 2013-12-22 14:30:11

谢谢您的分享，金币已奖励！
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