Home / Standards / GB/T 34912-2017 GB/T 34912-2017 Abolished Guide for energy saving design of industry boiler systems 工业锅炉系统节能设计指南 Standard Type GBT ICS 27.010 CCS F01 Status 废止 Issue Date 2017-11-01 Implementation 2018-05-01 Responsible Dept 国家标准委 Drafting Unit N/A