Phosphogyspum can also be used in the production of thiourea,calcium chl oride and compound fertilizers,active calcium silicate and as gel build ing materials.

  • 磷石膏还可用于制硫脲、氯化钙和复合肥、活性硅酸钙及做建筑胶材料、加固软土地基等。
目录 查词历史