摻合集料 的英文怎麼說
中文拼音 [chāngějíliào]
摻合集料
英文
blending aggregate-
In this research, the lime - fly - ash bound macadam was joined with steel fibers, glass fibers and polypropylene fibers with the contents of the lime, the fly ash and the macadam fixed in lab tests. the study focuses mainly on the split strength, compression strength, and modulus of compressive resilience and shrinkage property of the lime - fly - ash bound macadam enhanced by different kinds of fibers. based on the test, a detail theoretical analysis was made on the relation of mechanical property, dry shr inkage with the variety and the quantity of fibers, applying the theories of strength, dry shrinkage and the methods of statistics, curve mimesis and variance analysis
本論文主要是研究在同一種二灰碎石混合料（石灰、粉煤灰、集料的含量及比例相同）中分別摻入不同數量的鋼纖維、玻璃纖維、聚丙烯纖維，通過室內試驗對其抗拉強度、抗壓強度、抗壓回彈模量和乾燥收縮性能與纖維摻量和纖維品種之間的關系加以分析和研究，並在此基礎上根據二灰碎石強度形成機理、乾燥收縮機理和數理統計、曲線擬合、方差分析的方法分析纖維品種和纖維數量對二灰碎石的力學性能和乾燥收縮性能的影響，最後得出纖維對二灰碎石的強度、抗壓回彈模量、乾燥收縮有很顯著的影響，並提出了相應的建議。Moreover, the main components of h mineral admixture is procured from industry waste, and its " production procedure is simple, so its " production cost is very low. the most tightness pile up theory and rheology is successfully applied in the designation of self - compacting concrete, and the factors such as sand rate, aggregate grading, paste content and mineral admixtures are been studied. under the guidance of mix design theory and on the basis of mass experiments, c20 - c80 high performance self - compacting concrete is been produced
將最緊密堆積原理和流變學原理相結合，運用於免振搗混凝土配合比設計之中，系統地研究了砂率、集料級配、水泥漿量、礦物摻合料等因素對免振搗混凝土物理力學性能、工作性能、耐久性能的影響，成功配製出從c20 - c80及以上強度等級的高性能免振搗混凝土。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。Standard test methods for water - soluble chlorides present as admixtures in graded aggregate road mixes
分級集料築路混合物中作為摻合物的水溶氯化物的標準試驗方法The 4 factors, such as specific absorption of aggregate, dosage of fiber, dosage of cement and molding temperature, were assembled properly by orthogonal design method, the effects of the factors on the optimum proportion of asphalt were studied at the same time
採用正交試驗方法分析集料吸水率、纖維用量、水泥摻量及成型溫度這4個因素對瀝青混合料最佳油石比的影響程度。Lwac is becoming one of the important trends in the development of modern concrete. to solve the problems such as poor workability, large shrinkage value and crack easily of lwac, on the basis of systematic experiments, the author establishes lwac workability evaluation system and advances the testing method of pumping performance of lwac ; the control technology of discrete of lwac is introduced through analyzing structure formation process and establishing the mathematic model ; based on studying the strength source of lwac and the function mechanism of artificial additive, this paper not only confirms some major factors which affect concrete strength but explores the preparation technology route of high strength lwac ; the different effects of several fibers in lwac have been studied, and the fiber is introduced in pumping lwac to improve its crack - proof performance
本文針對輕集料混凝土工作性能差、收縮變形大、易於開裂等問題，根據大量實驗建立了高強輕集料混凝土工作性能的評價體系，提出了高強輕集料混凝土可泵性的測試方法；通過分析輕集料混凝土的結構形成過程，建立了輕集料混凝土拌和物物料運動的數學模型，提出了防止輕集料混凝土分層離析的技術措施；通過對輕集料混凝土強度來源和礦物摻合料的作用機理的深入研究，確定了影響輕集料混凝土強度因素的主次關系，提出了配製高強輕集料混凝土的技術路線；研究了纖維在輕集料混凝土中的增強增韌、減少收縮的作用機理。Calcium - enriched fly ash debases the numerical value of critical strength of frozen injury and improves the microstructure because of its form effect, activity, tiny aggregate effect and self - hardening property. so it is feasible to make it an important component of minus - temperature concrete
因為增鈣粉煤灰具有形態效應、活性效應、微集料效應和自凝性、自硬性等優勢，它改善了混凝土的微觀結構，降低了負溫混凝土的抗凍臨界強度，所以增鈣粉煤灰可以作為負溫混凝土的摻合料。Aminobenzenesulfonic acid super - plasticizer is selected though cement paste test, which be provided with high water - reducing property, low slump loss and good compatibility with cement. according to the request of super high early strength, admixture rf is obtained though tests to compare performances of different accelerators and admixtures. experimental research and analysis are carried out on coarse aggregate ' s grain - size effect and composite aggregate ' s bulk - density to take sensitivity of coarse aggregate into account
通過水泥凈漿試驗比較選擇了減水率高、坍落度損失小、與水泥適應性好的氨基苯磺酸鹽高效減水劑；針對超早強的性能要求，試驗比較了不同早強劑及早強性摻合料的性能表現，研製了早強性能顯著、與高效減水劑和水泥相容性較好的rf摻合料；考慮到修補混凝土對粗集料粒徑的敏感性，對粗集料粒徑效應及混合集料堆積密度進行試驗研究與分析；並對修補混凝土的抗折、抗壓、新老界面粘結強度以及抗凍性等進行了試驗研究。Standard performance specification for coal tar pitch emulsion pavement sealer mix formulations containing mineral aggregates and optional polymeric admixtures
含礦物集料和附加聚合物摻合料的煤焦油瀝青乳化液鋪面密封料攪拌配方的標準性能規范Measures for further developing concrete mix design were presented based on above work. for example, adopts pfca as an index in designing durability of concrete, uses mortar slump flow test to select cements and water - reducers and to measure saturation dosage of water - reducer in mortar and then determine optimum dosage of it in concrete, uses bar - slump test to determine stability and fluidity of fresh concrete, and consequently, the workability of high fluidity and high stability concrete such as pumped or self - compacting concrete can be designed by adopting proper cfvm determined in terms of rheological properties of designed mortar measured with cone - based rheometer
如採用粗集料破碎率作為耐久性設計的一個指標；採用砂漿坍落擴展度試驗選擇水泥和減水劑，確定砂漿中減水劑的飽和摻量，並通過上述數學模計算混凝土中減水劑的飽和摻量，以此為參照確定最佳摻量；採用障礙坍落度試驗確混凝土的穩定性和流動性，結合由漏斗式砂漿流變儀測定的砂漿流變性能確定合理的砂漿填充系數，從而實現對高流動性高穩定性要求的混凝土（如泵送和免振自密實等）的工作性設計。This thesis focuses on the study of the layered lithium nickel - based oxides as catho de materials lithium - ion batteries, the main aspects follow : 1 study on the synthesis and properties of linixco1 - xo2 by the sol - gel method compared with solid - state method, sol - gel method enjoys the advantage of lower calcining temperature and small uniform particle size of products. after the xrd measurement, it was shown that the single - phase layered compound can be prepared in sintering temperature of 750 for 6 ~ 8 hours. the sintering temperature, the properties and the amounts of doping materials can all affect the product ' s phase, and its structure ( lattice parameter, crystal phase distance )
本論文的研究工作主要集中在作為鋰離子電池正極材料的層狀鋰鎳基氧化物上，包括以下幾個方面： 1溶膠凝膠法（ sol - gel ）合成lini _ xco _ （ 1 - x ） o _ 2的研究與固相合成法相比，溶膠凝膠法合成lini _ xco _ （ 1 - x ） o _ 2煅燒溫度低，產物顆粒均勻一致，經過xrd的測試過后，結果表明750下燒結6 8小時，即可得到單相產物；燒結溫度，摻雜劑的種類及摻雜劑量均對產物物相的形成產生影響，並對產物的結構產生影響。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。Moreover, the good crack - proof performance cl40 - cl60 fiber - reinforced pumping lwac is prepared through mixing up superplasticizer, artificial additive, fiber, and adopting other technologies. this kind of lwac is also successfully applied to caidian han river bridge project that reduced the cost, shortened the construction period and archived great economic benefit
採用摻加纖維增強、高效減水劑、礦物摻合料等材料復合技術，研製出抗裂性能好的cl40 - cl60纖維增強增韌泵送輕集料混凝土，並成功應用在蔡甸漢江大橋，節約了資金，縮短了工期，取得了顯著的經濟效益。分享友人