A detail description of cemented phosphorus gypsumfilling system and its process in Kaiy...
详细介绍了开磷集团磷石膏胶结充填系统及其工艺。
2
A detail description of cemented phosphorus gypsumfilling system and its process in Kaiyang phosphorus Group Co, Ltd is made.
详细介绍了开磷集团磷石膏胶结充填系统及其工艺。
3
To take the gypsum body filling borehole in the Daizhuang coalmine, Jining as an example, introduced borehole design, main specifications and drilling technical parameters.