The contents of compiling the national standard drawings Choice and Installation of Hot Water Unit are introduced to provide a reference for designers of building hot water system.
介绍了国标图集《热水机组选用与安装》的编制内容，可供建筑热水系统设计人员参考。
The contents of compiling the national standard drawings Choice and Installation of Hot Water Unit are introduced to provide a reference for designers of building hot water system.
介绍了国标图集《热水机组选用与安装》的编制内容，可供建筑热水系统设计人员参考。
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