Home / Standards / GB/T 46589-2025 GB/T 46589-2025 Active Measurement and calculation method of thermal equilibrium and thermal efficiency of ceramic spray dryer 陶瓷喷雾干燥塔热平衡、热效率测定与计算方法 Standard Type GBT ICS 91.110 CCS Q94 Status 现行 Issue Date 2025-10-31 Implementation 2026-05-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A