其中以粉煤灰50%、硅灰10%取代普通硅酸盐水泥的试验组，无论是试验室标准养护或是加速老化试验都表现出最优的耐久性。
Among which the experiment group using 50% fly ash, 10% silica fume instead of ordinary Portland cement shows rather better durability either in standard curing or the accelerated aging experiment.
研究了多孔硅质岩矿粉掺入到普通硅酸盐水泥中对水泥性能的影响。
The effect of porous silicon rock powder mixing with ordinary Portland cement on properties of cement is studied.
以硅粉取代部分普通硅酸盐水泥，对混凝土性能改善效果最好。
By substituting silica powder for ordinary Portland cement, the performance of the concrete can be best improved.
以硅粉取代部分普通硅酸盐水泥，对混凝土性能改善效果最好。
By substituting silica powder for ordinary Portland cement, the performance of the concrete can be best improved.
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