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- grade of cement mortar 水泥砂浆标号
- To determining the quantity of water and the standard consistence by measuring the fluidity of cement mortar. 通过测定水泥胶砂流动数值,确定水泥胶砂标准稠度用水量。
- Also, the proportion of copolymeric monomers has great effects on the strength of cement mortar. 共聚物中单体的组成比对砂浆的强度也有很大影响。
- The experimental results show that, adding some PP fibers and polymer emulsion can improve the impact resistance and creep behavior of cement mortar significantly. 结果表明，掺加适量的聚丙烯纤维和聚合物乳液，可以有效提高水泥砂浆的抗冲击性能和抗徐变应变性能；
- 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。
- Abstract: The effects of added limestone contents in portland limestone cement and fineness of cement grinding on strength of the cement mortar were investigated. 文摘:研究了石灰石硅酸盐水泥中石灰石掺入量及水泥细度对水泥胶砂强度的影响。
- Properties of the coal-gangue with varying calcining degrees and the effects of calcination on the fuidity and strength of cement mortar with coal-gangue were investigated. 研究了不同煅烧程度煤矸石性能及其对水泥浆体流动性和强度的影响。
- With adding fly ash, the TDC of cement paste or mortar is decreased obviously.When the amount of fly ash exceeds 30%, the TDC of cement mortar has a little change. 粉煤灰能显著降低水泥浆体的线膨胀系数，当粉煤灰掺量达到30%25以上时，掺粉煤灰水泥砂浆的线膨胀系数差别不大；
- This treatise mainly introduces the equipment and the production technology of cement mortar lining at the inter surface of cast iron pipe and the quality inspection of the products. 主要介绍铸铁管内表面涂衬水泥沙浆的设备、产工艺及产品的品质检验。
- Test results show that the carbon fiber with high elastic modulus can not only improve strength performance but also improve toughness of cement mortar, and that the polypropylene fiber with low elastic modulus can only toughen cement mortar. 试验结果表明，高弹性模量的碳纤维对水泥砂浆既能增强，又可显著增韧；低弹性模量的聚丙烯纤维对水泥砂浆只能增韧。
- A low number; a low grade of oil. 一个小的数; 低级油
- Cement mortar was modified with soap- free emulsion VAC(vinylac et ic acid)/DMC(methacyloy loxyethyl trimethylammohium chloride)/VHE(vinyl- 4- hy drobutyl- ether)copolymerization. The effect of VAC/DMC/VHE on the strength of cement mortar was studied. 研究了无皂乳液醋酸乙烯酯(VAC)/甲基丙烯酰氧乙基三甲基氯化铵(DMC)/乙烯基羟丁基醚与水泥共混所形成的水泥基复合材料的性能。
- Research is made on the influence of clinker modular value on rotary kiln capacity, clinker physical property, water reducer compatibility, hydration heat and impact resistance of cement mortar. 本文研究了熟料率值变化对新型干法窑台时产量、熟料物理性能、水泥减水剂相容性、水化热、水泥胶砂抗冲击性的影响。
- Concrete is made of cement, sand, stone and water. 混凝土是由水泥，砂子石头和水混合做的。
- The bending properties of cement mortar externally bonded with carbon fiber reinforced plastics(CFRP) sheets at different temperatures were studied by means of three-point bending test. 用三点弯曲试验研究了水泥砂浆外贴碳纤维片材后在不同温度下的抗弯性能,探讨了温度对碳纤维增强塑料(CFRP)-水泥砂浆抗弯性能的影响。
- The sack of cement hit the ground with a thump. 水泥袋砰的一声落在地上。
- The effect of cement mortar reinforced with steel mesh upon the strength and deformation characters of walls are analyzed through comparing strengthened walls" experiments with unstrengthened walls" . 并通过砖墙加固前后的实验对比，分析了钢筋网水泥砂浆对墙体强度特性和变形特性的影响，阐述了该种加固措施对墙体抗弯强度和抗剪强度提高的不同效果。
- Please advise the grade of fuel. 请问这是什么牌号的燃油?
- I got a grade of 85% on the English test. 我英文考试得85分。
- You should use a higher grade of gasoline. 您该用高档汽油。
