Concrete structure crack problem caused by high-early-strength cement is outstanding recently.
近年来,早强型水泥引起的混凝土结构工程裂缝问题日渐突出。
Study on the preparation of high early strength slag Portland cement with high dosage of finely ground slag;
用矿渣微粉配制高掺量早强矿渣水泥的研究
Test Analysis and Engineering Application of Stable Rubble of Retarding Setting and Early-strength Concrete
缓凝早强水泥稳定碎石的试验分析及施工应用
Study on the preparation of high early strength slag Portland cement with high dosage of finely ground slag
用矿渣微粉配制高掺量早强矿渣水泥的研究
Experimental Research on the Complex Cement Admixtures of the Rapid-Setting Additions and Accelerators;
水泥复合速凝早强剂的试验研究与应用
Studies on a New Kind of Mineral Admixture of High Performance Concrete;
超早强灌浆水泥的性能及其作用机理的研究
Experimental Study of High Early-strength and Quick-Setting Cement Mortar based on P.O 42.5 Portland Cement
基于P.O42.5水泥的高早强快凝砂浆试配研究
Compatibility Test Study of Pavement Early Strength Admixtures and Diwei Cement
路面早强剂与地维水泥的适应性试验研究
Studies on Early Strength of a Low Density Multi-Element Composite Cement Slurry
多元复合低密度水泥石早期固化强度研究
STUDY ON EFFECT OF EARLY STRENGTH AGENTS ON STRENGTH AND STRUCTURE OF CEMENT MORTAR MIXED WITH SILICA FUME
早强剂对掺硅灰的水泥砂浆强度与结构影响的研究
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。
Experiment and application of early strength water-reducing admixture for cement mortar of high pressure filling pile in cold region
寒冷地区高压注浆桩水泥浆掺减水早强剂的试验与应用
A Study on Early Strength of 425~# Slag Portland Cement and Preductivity
425~#矿渣硅酸盐水泥早期强度及提高台时产量研究
STUDY ON INTERFACIAL MICROSTRUCTURE OF SUPERFINE POWDERS REINFORCED CEMENT BAS ED COMPOSITES AT EARLY AGE
微粉增强水泥基复合材料的早期界面显微结构研究
Produce Early Strength and High Grade Cement by Using Rich-Sulphur Petroleum Coke to Partially Substitute Anthracite
用高硫石油焦部分替代无烟煤烧制早强高标号水泥
Experimental Study of Early Strong Grouting and Mechanism Analysis for Prestress Anchor;
预应力锚杆早强型水泥浆液试验研究与锚固机理分析
Development of High-Slag Cement and Study on the Activation Mechanism of Its Early-strength;
高掺量矿渣水泥的研制及其早强激发机理的研究
Experimental analysis for influence of early-strength agent and retarder on silicon flour cement
早强剂与缓凝剂对硅粉水泥性能影响的试验分析
The results of micro-analyses indicated that the hydration speed of portland limestone cement is faster, as well as the strength of the cement is higher at early stage.
通过微观分析，证实了石灰石硅酸盐水泥早期水化速度较快，具有早期强度较高的特点。
standard sand for testing strength of hydraulic cement mortars
水泥强度试验用标准砂