The classification of rock group for the deep and thick overlying layer could be based on their formation, matter composition, structure features and the thickness changes.
深厚覆盖层可按其成因、物质组成、结构特征及厚度变化等作为岩组划分的依据。
This paper introduced the composition, the control structure and operation mode of the converter's boiler and cooling system in the 3rd Steelmaking Plant of Jinan Iorn and Steel Group Corporation.
介绍了济南钢铁集团总公司第三炼钢厂转炉区域汽化冷却系统的组成、控制结构及操作模式。
应用推荐