新拌合混凝土 的英文怎麼說
中文拼音 [xīnbàngěhúnníngtǔ]
新拌合混凝土
英文
freshly mixed concrete- 新 : Ⅰ形容詞1 (剛出現的或剛經驗到的) new; fresh; novel; up to date 2 (沒有用過的) unused; new 3 (...
- 拌 : 動詞(攙和) stir and mix
- 合 : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
- 混 : 混形容詞1. (渾濁) muddy; turbid2. (糊塗; 不明事理) foolish; stupid
- 凝 : 動詞1. (凝結) congeal; curdle; coagulate 2. (注意力集中) fix
- 混凝土 : concrete; beton; jetereting混凝土壩 concrete dam; 混凝土板 concrete slab; 混凝土標號 concrete gra...
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The results of research work show that the values of sand rate, aggregate grading, paste content and mineral admixtures control the degree of tightness pile up and the workability of fresh concrete, furthermore, they determined the mechanics performance and the durability of self - compacting concrete
研究表明,砂率、集料級配、水泥漿量、礦物摻合料等因素的取值決定了免振搗混凝土的緊密堆積程度及新拌混凝土的工作性能,從而進一步決定了免振搗混凝土的物理力學性能及耐久性能。In the paper the effects of the made parameters, the main materials and environmental conditions on plastic shrinkage cracking were investigated. it can be concluded as following : 1 ) there was a critical w / c ratio of maximum plastic shrinkage cracking between lower and higher w / c ratio of concrete mixtures made with the same cement content per cubic meter, concretes with lower or higher w / c ratio being less prone to plastic shrinkage cracking and the w / c critical ratio critical of maximum plastic shrinkage cracking being about 0. 5
本文研究了配製參數、主要原材料以及環境條件對新拌混凝土塑性收縮裂縫的影響,結果表明: 1 )單方混凝土水泥用量一定時,較低水灰比和較高水灰比對應的混凝土拌合物不易開裂,而中間某一臨界水灰比對應的混凝土拌合物開裂較嚴重,這一臨界水灰比為0 . 5 ;單方混凝土水用量或水泥漿量一定時,混凝土拌合物的塑性開裂趨勢與上述情況相似,但臨界水灰比分別為0 . 45 - 0 . 4和0 . 4 。In the paper based on the study of mechanical property, durability, microstructure, engineering applying and theory of designation of hplc, the relation among the composition, structure and performance of iiplc, which is an essential theoretical base of hplc, is discovered. the main research work and compliments of this paper are : the concept on hplc is newly described from the aspect of development strategy, economic, demanding of technology of material. based on the analysis of the destroy theory and the research of property of the composition and structure of hplc, the ideology of designation of hplc, and the theory of interface strengthening and strength suiting are built ; the new method of designation of hplc which is based on the condition that the mixture has a high stability is invented ; a math modal is built to direct the designation of hplc
本文進行的主要工作和取得的重要成果有:從材料發展戰略、經濟性和技術要求角度,把高性能輕集料混凝土的設計水平分為三個層次進行評價,在此基礎之上提出了高性能輕集料混凝土的設計理念,用以指導設計、制備該類材料;在設計理念的指導下,結合對輕集料混凝土破壞機理的分析,提出了界面增強理論、強度匹配理論兩個主要的高性能輕集料混凝土設計理論;創立了基於拌和物穩定性控制的高性能輕集料混凝土設計新方法;建立了指導高性能輕集料混凝土設計的數學模型。To assure the workability such as fluidity, ability of filling, ability of resistance to segregation of the fresh self - compacting concrete, numerous tests have been done
進行了大量的優化配合比的試驗,使新拌混凝土具有更優良的流動性、填充性和抗分離性。The cement - soil mixing pile with concrete core is a new soil improvement method, it means that, a concrete core is plugged into cement - soil mixing pile. concrete core pile and the cement - soil mixing pile undertake together vertical load. it appropriately combines the advantages of the precast concrete pile with the cement - soil mixing pile
水泥土組合樁是在水泥土攪拌樁成樁之後,水泥土初凝之前,用壓樁機械將預制混凝土芯樁壓入水泥土體內,待水泥土凝固后,芯樁與水泥土共同工作,承受上部荷載的一種新樁型。Saturation dosages of two plasticizers in concretes were measured by bar - slump test. a mathematic model for calculating saturation dosage of plasticizer in concrete from which in mortar was found out by taking adsorption of coarse aggregate into account
建立了粗集料在新拌混凝土中吸附水率的測試方法,與改進的障礙坍落度試驗方法相結合,提出了從砂漿到混凝土的減水劑飽和摻量數學模型。分享友人