管道支吊架 第3部分:中间连接件和建筑结构连接件(英文版)
Pipe supports and hangers—Part 3:Middle connection attachments and building structure attachments
标准状态
发布于:2018-03-15
实施于:2018-10-01
废止
Pipe supports and hangers—Part 3:Middle connection attachments and building structure attachments