GB 151-1999 tubular heat exchangers.pdf文档页数:168文档大小:13.25MB文档格式:pdf ICS 23.020.30 J 74 NationalStandardofthePeople'sRepublicofChina GB151-1999 TubularHeatExchangers Issued on 1999-02-26 Enforced on 2000-01-01 Issued by China State Bureau of
T/CISA 065-2020 高炉循环冷却水系统节能技术规范附件大小:6.09MB附件格式:1个直链文件,格式为pdf 资源简介:ICS77-010H04 CISA团体标准T/CISA065—2020高炉循环冷却水系统节能技术规范Energy-saving technical specification for circulating cooling water system of bl