铜制品管组配件项目可行性研究报告编写日期：二零二二年三月1目录第一章总论................................................................................11.1项目概要...............................................................11.1.1项目名称..................................................................................................................11.1.2项目建设单位............................
学兔兔www.bzfxw.com标准下载ICS23.060.01CCSJ16WZBF温州泵阀团体标准T/WZBF052-2024铜制和不锈钢螺纹连接阀门Castironandcoppervalveswithscrewedconnections2024-03-15发布2024-03-15实施温州市泵阀工业协会发布学兔兔www.bzfxw.com标准下载II目次前言..................................................................................Ⅲ1范围............................................................................
