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1·AN adding more water reducer greater the viscosity of cement decreased the flow.

加入AN越多，减水剂的粘度越大，水泥的流动性降低。

2·Performance of sulfonated alkali lignin used as water reducer for concrete was experimented.

实验研究了磺化碱木素用作混凝土减水剂的性能。

3·The influences of flyash, water reducer and W/C on the strength and brittleness of flyash paving concrete were investigated.

本文研究了粉煤灰、 减水剂掺量与水灰比对粉煤灰道路混凝土抗压强度、 脆性系数的影响。

4·The result shows this water reducer agent features in small dosage, high water reducing rate, and good performance of concrete.

结果表明：该产品具有掺量低、减水率高、混凝土性能优良等特点。

5·On the basis of production practice, the reaction mechanism of highly efficient aliphatic water reducer was analyzed in-depth, its molecular formula was put forward.

在生产实践的基础上对脂肪族高效减水剂的合成反应机理进行了深入的分析，提出了脂肪族减水剂的分子示意式。

6·Under the conditions of higher water-cement radio, a certain consistency FDN high-range water reducer and hermetic surrounding, the cement paste did not set in a long time.

在较大水灰比，一定浓度FDN高效减水剂及密闭条件下，上层水泥浆体会长时间不凝结。

7·Under the conditions of higher water-cement ratio, a certain consistency FDN high-range water reducer and hermetic surrounding, the cement paste did not set in a long time.

在较大水灰比，一定浓度FDN高效减水剂及密闭条件下，上层水泥浆体会长时间不凝结。

8·Using double mixed technology of decarburized fly ash and highly effect early strength water reducer, the renovation technologies of highway concrete pavement were studied.

前言： 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；

9·It also studies the influences of W/C ratio, water reducer, and air- detraining admixture on the porosity and apparent porosity and of porosity and apparent porosity on the intensity.

文章简要介绍了水泥石各种类型气孔的形成原因，研究了水灰比、减水剂、消泡剂对孔隙率、表观孔隙率及强度等的影响。

10·By the means of adding mineral admixture and high-range water reducer, this article used the manufactured sand as the fine aggregate to produce the high strength flowing manufactured sand concrete.

本文论述了通过掺加矿物掺合料、高效减水剂的技术途径，利用机制砂作为混凝土的细集料，在实验室配制出了大流动性的高强机制砂混凝土。