This article analyze the basic function of silica fume cement, foundation unsettlement be deal with silica fume cement grout, and engineering practical problems be solved.
介绍了微硅粉(纳米硅)浆材的基本性能，应用微硅粉浆材处理基础的不均匀沉降等地质灾害，解决了工程实际问题。
Addition of silica fume into the mix will result in increasing the workability and strength of cement mortar and decreasing the expansion.
同时掺加硅灰还能够提高掺玻璃纤维高钙粉煤灰水泥砂浆的和易性和强度，并减小其膨胀。
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.
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。
With high dispersity and high activity, silica fume is a specific additive for cement and concrete, capable of distinctly improving the performance of concrete and upgrading the strength of concrete.
作为高分散度和高活性材料，硅粉是一种特效的水泥、混凝土掺合料，它能明显地改善混凝土的性能，提高混凝土的强度。
The results indicate that silica fume can improve the retention capabilities of portland cement for uranium.
比较不同硅灰掺量时硅酸盐水泥固化体对铀的滞留能力。
Based on this, the influence of water to cement ratio, fly ash and silica fume on porosity of concrete are studied.
本文采用该方法研究了水灰比、粉煤灰、硅灰等对混凝土孔隙率的影响。
For raising the anti friction property of road concrete, the use of silica fume instead of partial cement was tried. A systematic study on the properties of silica fume concrete was conducted.
为了提高道路路面混凝土的抗磨能力，采用硅灰代替部分水泥的方法，对硅灰混凝土的性能进行了较系统的试验研究。
The effect of the content of silica fume on the structure and property of the cement mortar and property of the cement paste were investigated.
探讨不同掺量的硅灰对水泥净浆与砂浆性能及砂浆结构的影响。
On the basis of survey of many Marine concrete constructions, the effects of adding slag powder, fly ash, silica fume to Portland cement on the performances of Marine concrete were researched.
在调查分析海工混凝土工程实例的基础上，试验研究了硅酸盐水泥中掺入矿粉、粉煤灰、硅灰等混合材料对海工混凝土性能的影响。
The results showed that adding slag powder, fly ash, silica fume to Portland cement can improve the comprehensive performance of marine concrete.
研究结果表明，在硅酸盐水泥中掺加矿粉、粉煤灰、硅灰等混合材料可以改善海工混凝土的综合性能。
The composition for ground-improving materials is characterized by containing a blast-furnace fume. Desirably, it contains silica fume and further contains cement or calcium hydroxide.
该地基改良材料用组合物的特征在于含有高炉灰，较好 的是还含有硅粉，更好的是还含有水泥或氢氧化钙或者还含有水泥和碱增粘型 合成胶乳。
Meanwhile, the cement additive experiment has been carried out, and silica fume, flying-ash, water glass were selected based on these opinions. Later some experimental data was offered.
并以此为理论指导，试验并优选出硅粉、粉煤灰、水玻璃等外掺剂，同时提供了部分试验数据。
Meanwhile, the cement additive experiment has been carried out, and silica fume, flying-ash, water glass were selected based on these opinions. Later some experimental data was offered.
并以此为理论指导，试验并优选出硅粉、粉煤灰、水玻璃等外掺剂，同时提供了部分试验数据。
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