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- To determining the quantity of water and the standard consistence by measuring the fluidity of cement mortar. 通過(guò)測定水泥膠砂流動(dòng)數值,確定水泥膠砂標準稠度用水量。
- Also, the proportion of copolymeric monomers has great effects on the strength of cement mortar. 共聚物中單體的組成比對砂漿的強度也有很大影響。
- The experimental results show that, adding some PP fibers and polymer emulsion can improve the impact resistance and creep behavior of cement mortar significantly. 結果表明，摻加適量的聚丙烯纖維和聚合物乳液，可以有效提高水泥砂漿的抗沖擊性能和抗徐變應變性能；
- 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. 本文在試驗的基礎上研究了礦物摻合料單摻和復摻時(shí)對水泥膠砂流動(dòng)性及1d早期強度的影響。
- 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:研究了石灰石硅酸鹽水泥中石灰石摻入量及水泥細度對水泥膠砂強度的影響。
- 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. 研究了不同煅燒程度煤矸石性能及其對水泥漿體流動(dòng)性和強度的影響。
- 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. 粉煤灰能顯著(zhù)降低水泥漿體的線(xiàn)膨脹系數，當粉煤灰摻量達到30%25以上時(shí)，摻粉煤灰水泥砂漿的線(xiàn)膨脹系數差別不大；
- 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. 主要介紹鑄鐵管內表面涂襯水泥沙漿的設備、產(chǎn)工藝及產(chǎn)品的品質(zhì)檢驗。
- A free flow of water came from the pipe. 水從管道里通暢地流了出來(lái)。
- 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. 試驗結果表明，高彈性模量的碳纖維對水泥砂漿既能增強，又可顯著(zhù)增韌；低彈性模量的聚丙烯纖維對水泥砂漿只能增韌。
- A kind of device which can keep the casing at the center of borehole and can also generate helical flow of cement slurry,which is the Spring Whirlflow Casing Centralizer,is presented in this paper. 提供了一種既能保證套管居中，又能產(chǎn)生水泥漿環(huán)空螺旋流的套管彈性旋流扶正器。
- 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. 研究了無(wú)皂乳液醋酸乙烯酯(VAC)/甲基丙烯酰氧乙基三甲基氯化銨(DMC)/乙烯基羥丁基醚與水泥共混所形成的水泥基復合材料的性能。
- A flow of word is no proof of wisdom. 口若懸河，未必明智。
- 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變化對新型干法窯臺時(shí)產(chǎn)量、熟料物理性能、水泥減水劑相容性、水化熱、水泥膠砂抗沖擊性的影響。
- Turn the cock to increase the flow of water. 請開(kāi)大龍頭以增加水流量。
- 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. 用三點(diǎn)彎曲試驗研究了水泥砂漿外貼碳纖維片材后在不同溫度下的抗彎性能,探討了溫度對碳纖維增強塑料(CFRP)-水泥砂漿抗彎性能的影響。
- The business has a cash flow of￡50000 a month. 這家商行的現金流轉為每月五萬(wàn)英鎊。
- 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" . 并通過(guò)磚墻加固前后的實(shí)驗對比，分析了鋼筋網(wǎng)水泥砂漿對墻體強度特性和變形特性的影響，闡述了該種加固措施對墻體抗彎強度和抗剪強度提高的不同效果。
- The ebb and flow of politics in Washington goes on as usual. 華盛頓的政治風(fēng)云，一如既往，仍然變幻莫測。
- Concrete is made of cement, sand, stone and water. 混凝土是由水泥，砂子石頭和水混合做的。
