The setting time of alkali-activated phosphor slag cement is short, but they all adjust to the standards of Portland cement.
碱磷渣胶凝材料的凝结时间较短,但都可以达到硅酸盐水泥标准。
2
The effect of some setting retarders on the workability of alkali-activated carbonatite-slag grouting material(AACSGM for short) was investigated.
研究了数种缓凝剂对碱碳酸盐矿-矿渣灌浆材料工作性能的影响。
3
That is, use coagulation and direct aeration in short time for primarily treatment of domestic sewage, then filter domestic sewage by slag filtration or sands.