Home / Standards / GB/Z 44630-2024 GB/Z 44630-2024 Active Hydraulic machines—Francis turbine pressure fluctuation transposition 水力机械 混流式水轮机压力脉动换算 Standard Type GBZ ICS 27.140 CCS K55 Status 现行 Issue Date 2024-09-29 Implementation N/A Responsible Dept 中国电器工业协会 Drafting Unit N/A