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  • GB50268-2008给水排水管道工程施工及验收规范 - 道客巴巴
    内容提示: UD C 中华人民共和国国家标准 GB pGB 50268-20 0 8 给水排水管道工程施工及验收规范Code for construction and acceptance of water and sewerage pipeline works 2008-10-15 发布2009-05-01 实施中 华 人 民 共 和 国住房和城乡建设部中华人民共和国国家质量监督检验检疫总局联合发布




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