The effect of additives A,B and C on grinding ordinary Portland cement,slag cement and fly ash cement was studied in this paper.

 
  • 试验研究了A、B、C三类小极性分子对普通硅酸盐水泥、矿渣水泥 ,粉煤灰水泥的助磨作用。
今日热词
目录 附录 查词历史