Cemented filling material

• 胶结充填料

Cemented filling material的用法和样例：

例句

1. The result showed that the backfilling material made with phosphogypsum and fly ash can completely meet the technical demand of industrial fifing.
   其试验结果显示，用磷石膏和粉煤灰制作胶结充填料是完全满足现场工艺的要求。