In this article, authors study influences of addition of ultra-fine limestonepowder on mechanical properties of ultra-high-strength concrete.
研究了掺入超磨细石灰石粉对超高强混凝土的力学性能的影响。
2
Based on the principle of autoclaved process, autoclaved sand-lime brick have been made using stonepowder slurries from stone processing factories.
根据蒸压材料工艺学原理，使用石材厂的石粉泥浆为原料制备蒸压灰砂砖。
3
To solve above-mentioned problem, this paper mainly researches on the fillers such as limestone fines, fly ash, Portland cement, slag-powder and hydrated lime.