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- Ordinary portland cement mortar was modified by addition of aqueous emulsion epoxy. 在普通硅酸盐水泥砂浆中 ,掺入水乳环氧对其进行改性。
- The water-resistance of phosphoaluminate cement was studied by the water-resis tance norms, which was comparied with the water-resistance of ordinary portland cement. 通过测定力学性能、离子溶出浓度等耐水性指标,研究了磷铝酸盐水泥的耐水性,并将其耐水性与普通硅酸盐水泥的耐水性进行对比。
- The effect of additives A,B and C on grinding ordinary Portland cement,slag cement and fly ash cement was studied in this paper. 试验研究了A、B、C三类小极性分子对普通硅酸盐水泥、矿渣水泥 ,粉煤灰水泥的助磨作用。
- The experimental results show that the physical mechanical performance of the cement is similar to that of ordinary portland cement. 结果表明，该品种水泥的物理力学性能与普通硅酸盐水泥相似。
- The corrosion resistance and freeze/thaw resistance of alkali-activated cement are much better, and the drying shrinkage rate is much greater than ordinary portland cement. 碱?磷渣?粉煤灰胶凝材料的耐蚀性和抗冻性能均显著优于硅酸盐水泥,其干缩比硅酸盐水泥的大。
- When metallic tailings were added by 10%,cement of 42.5R grade would be generated except No. 3 metallic tailings. Cement performances index met ordinary Portland cement standard. 尾矿掺配比为10%25时;6种金属尾矿除3号尾矿外;均满足42.;5R等级水泥强度要求
- By using 42.5MPa ordinary Portland cement and water reducing agent, high flowing pump concrete with strength class of C60 and slump of 180mm is produced. 采用42.;5MPa普通硅酸盐水泥和高效减水剂配制出抗压强度等级为C60、坍落度在180mm左右的高流态泵送砼。
- In the experiments, ordinary Portland cement (OPC) paste, C190 cement paste, marble and serpentinite specimens are selected for uniaxial compression and Brazilian tests. 在实验方面，单轴压缩与巴西试验选用纯水泥浆、C190水泥砂浆、大理岩及蛇纹岩试体；
- Suitable Compound ratio of making Shrinkage compensating complex portland cement for road by using ordinary portland cement clinder,steel slag, cinder,addition and gypsum. 本文研究了利用普通硅酸盐水泥熟料、钢渣、炉渣、适量添加剂和石膏生产微收缩高耐磨道路水泥的适宜配方。
- Cement-like materials made from sludge can be used to replace ordinary Portland cement for up to 20% by weight to produce blended cements without affecting the mortar strength. 污泥制成的似水泥物质亦可取代重量分率20%25的一般波特兰水泥，而不影响制成混合水泥之灰泥强度。
- The compatibility rule between multi-carboxylic acid based superplasticizer, sulphonated naphthalene based superplasticizer and different kinds cement is identical, that is, they has good compatibility with slag cement but not ordinary Portland cement. 多羧酸系和萘系高效减水剂与不同水泥之间的相容性规律基本相同,即与矿渣水泥相容性较好,而与普通硅酸盐水泥相容性较差;
- The researchable result is that mixture program of DMM:A3B2Cl(cement 403 m2/kg, phosphorus slag357 m2/kg,activated agent 2%),after the condition of C/S1:4, adopting ordinary Portland cement. 研究结果表明，在灰/砂比为20:80的条件下，采用普通硅酸盐水泥，磷渣、粉煤灰、黄砂等原料配制抗渗干拌砂浆最优配料方案为：A3B2C1(水泥比表面积403M~2/Kg，磷渣比表面积357M~2/Kg，激发剂2%25)。
- Metcalf, J. B. (1959) "A Laboratory Investigation of the Strength-Age Relations of Five Soils Stabilized with Hydrated Lime and Ordinary Portland Cement ." RN/3435/JBM, DSIR RRI March. 李丰博，李延恭，简连贵等人，民国七十五年，"土壤动态性质研究"，台湾省政府交通处港湾技术研究所，研究报告。
- It can be used for thief zone plugging in geologicalexploration drilling and for cementing in oil well drilling. If combinedwith CaCl_2 it improves properties of ordinary portland cement in allaspects. 既能满足地质钻钻探水泥护壁堵漏用硫铝酸盐地勘水泥的需要,又能用于油井固井注水泥满足泵送减阻的要求,并与CaCl_2复合对普通硅酸盐水泥全面改性有广泛的应用效果。
- Mortars separated from the waste concrete were used to produce Portland cements, which were the high alite cement(HAC),the ordinary Portland cement(OPC) and the high belite cement(HBC) respectively. 利用从废弃混凝土中分离出来的废砂浆作为原料煅烧出了3种典型的水泥熟料,并对水泥熟料矿物组成和水泥物理性能、抗压强度、水化产物微观结构等进行了测试;
- This paper investigates the stability of medium-alkali glass fibers in different cement matrices such as ordinary Portland cement, high alumina cement and magnesium oxychloride cement. 本文对中碱玻璃纤维在普通硅酸盐水泥、高铝水泥、氯氧镁水泥等不同水泥基体中的稳定性进行了研究。
- The rheological behavior and strength of the plasticized and ordinary portland cement were measured Testresults show that the plasticized cement hasbetter rheologieal behavior thanthe ordinary cement. 对塑化剂进行了研究，测试了塑化水泥和普通硅酸盐水泥的流变性和强度。
- Portland cement and ordinary portland cement GB175-1992硅酸盐水泥、普通硅酸盐水泥
- ordinary portland cement concrete (OPC) 普通混凝土（OPC）
- Application of Ordinary Portland Cement to Massive Concrete 普通硅酸盐水泥在大体积混凝土中的应用
