GB/T 39776-2021砖瓦工业隧道窑热平衡、热效率测定与计算方法标准
英文:Measuring and calculating methods of heat balance and heat efficiency of tunnel kiln of brick industrial GB/T 39776-2...
英文:Measuring and calculating methods of heat balance and heat efficiency of tunnel kiln of brick industrial GB/T 39776-2...