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Based on the investigation into the tailing of flotation bauxite,the effect of calcining craft and early strength admixture on the activation of tailing was discussed. 文章以铝土矿浮选尾矿为研究对象,探讨了煅烧工艺和早强剂对尾矿活性的影响,目的是在不影响水泥强度的前提下,找到这种活性掺和料的最大添加量。
early strength admixture 早强剂
LD early strength admixture LD早强外加剂
This paper concentrates on the influence of mineral admixture(such as fly ash,blast furnace slag and silica fume) on fluidity and one day early strength of cement mortar. 本文在试验的基础上研究了矿物掺合料单掺和复掺时对水泥胶砂流动性及1d早期强度的影响。
Alite has lower early strength and good long-term strength. 阿利特矿物的早期强度偏低，后期强度高。
Alite has low early strength and high long-term strength. 阿利特矿物的早期强度偏低，后期强度高。
According to the request of super high early strength, admixture RF is obtained though tests to compare performances of different accelerators and admixtures. 针对超早强的性能要求，试验比较了不同早强剂及早强性掺合料的性能表现，研制了早强性能显著、与高效减水剂和水泥相容性较好的RF掺合料；
Here is a study on how to energize the activation of water-granulated slag to improve the slag cement's early strength. 研究了如何激发水淬矿渣的活性以提高矿渣水泥的早期强度。
To retain the early strength and avoid carbonization,1.0%-1.5% of alkaline agent can be added. 可添加1.;0%25-1
But off ash gas can make the mortar more compaction and be propitious to the early strength of mortar. 烟气灰能使水泥砂浆的密实性提高,对水泥砂浆的早期强度有利。
The early strength agent of Na 2SO 4 can increase the heat of hydration and temperature raise, meanwhile it advances the advent of the thermal spike. Na2 SO4 早强剂会提高水化热和温升 ,且使热峰出现时间提前。
So, the early strength of Alite sulphoaluminate cement will be further improved at the base of the compound of the two minerals. 因此，实现这两种矿物的复合，制备以阿利特和硫铝酸钙为主导矿物的新型水泥材料，将使水泥的早期强度进一步提高，并具有较高的强度增进率和后期强度。
Super quick setting and super high early strength cement was studied.Amount of microaggregate added in this kind of cement was up to 13%. 本实验研制的超速凝超早强水泥中的微集料掺加量高达13%25。
Supported by early strength in the equities markets the yellow metal managed to attract additional bargain hunters who kept the price higher even as the stock markets retracted. 受早期股票市场影响，黄金吸引了额外的投资者买入，令市场维持更高价格，虽然股票市场目前在退缩。
In conclusion, so long as mixing with early strength agents and using this kind of material properly, the application to the road construction will be feasible. 结论只要补学地选用添加剂激发低活性粉煤灰的活性，合理地使用该种材料，将之应用于公路建设当中是可行的。
We started early in order to arrive before dark. 为了在天黑前到达，我们很早就动身了。
After outside mixture adding the medicinal preparation, lime-flyash-macadam early strength obtains the enhancement, the contraction crack obviously reduces. 掺加外加剂后，二灰碎石早期强度得到提高，同时收缩变形明显减少。
The problem of the low early strength of Belite cement can be solved by adding minerals which has high early strength or appropriate activation or burning at low temperature. 虽然贝利持矿物早期强度较低,但通过引入早强矿物或加适当的稳定活化剂或低温煅烧等方式可以解决贝利特水泥早强低的问题。
The experiential results indicate that compound activator can increase the early strength of harden paste containing 50% fly ash, and that it can increase the later strength. 试验结果表明：复合激发不仅可以提高掺50%25粉煤灰的水泥硬化浆体的早期强度，而且提高了后期的强度；
Using “double mixed” technology of decarburized fly ash and highly effect early strength water reducer,the renovation technologies of highway concrete pavement were studied. 研究了利用脱炭粉煤灰和高效早强减水剂的“双掺”技术,进行了公路混凝土路面的修复技术研究;