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ICS75.010p72备案号zJ2759-2019中华人民共和国石油化工行业标准SHIT3015-2019代替SH3015-2003石油化工给水排水系统设计规范Specificationof...
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ICS83.140.30CCSG33了团体标准T/CECS10223-2022给水用钢丝织绕增强聚乙烯复合管Crosshelicallywoundorwovesteelwiresreinforced-polyethyle...
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UDCP中华人民共和国行业标准~~~CJJ/T154-2020备案号J1164-2020建筑给水金属管道工程技术标准Technicalstandardformetallicpipelineengineer...
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UG北京市地方标准编号：DB11/T1872－2021给水与排水工程施工安全技术规程Safetytechnicalspecificationforconstructionofwatersupplyandsew...
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