Home / Standards / GB/Z 34603-2017 GB/Z 34603-2017 Active Gaseous-media fire-extinguishing systems—Engineered extinguishing systems—Flow calculation implementation method and flow verification and testing for approval 气体灭火系统 预设计 流量计算方法及验证试验 Standard Type GBZ ICS 13.220.10 CCS C84 Status 现行 Issue Date 2017-10-14 Implementation N/A Responsible Dept 国家消防救援局 Drafting Unit N/A