集料粒度 的英文怎麼說
中文拼音 [jíliàolìdù]
集料粒度
英文
aggregate particle-
It focuses on the theory of the mineral functional materials " improving the anti - chloride permeability and the chloride binding. the main achievements of this article include : 1 ) use the technology of xrd, sem, bet, laser particle size distributor etc to test the component, the construction, particle size distributor, specific surface etc of micro - silica, ultra - fined slag, high quality fly ash, meta - kaolin clay, four types of the mineral functional material, theoretically analysis the functions which the four mineral functional minerals act on cement concrete, namely pozzolanicity effect, filling effect, micro - aggregate effect, surface adsorption effect and so bring into play the affect of plastification, lowing of temperature, reinforcement, improvement of durability. base on this analysis we can conclude that the proper diameter of the mineral functional material is 5 m - 15 m, that is blain fineness 4500cm2 / g - 7500cm2 / g
本論文的主要成果包括以下幾個方面: ( 1 )採用xrd 、 sem 、 bet 、激光粒度分析儀等多種測試手段,探明了以硅灰,超細磨粒化高爐礦渣,優質粉煤灰及偏高嶺土超細粉等4種超細礦物功能材料的組成、結構、粒度分佈、比表面積等基本性質;從理論上分析了礦物功能材料在混凝土中的4種效應,即火山灰效應、填充密實效應、微集料效應、表面吸附效應,並由此發揮出增塑、溫峰削減(降熱) ,增強及耐久性改善等作用;通過相關理論分析,推導出礦物功能材料的合理粒徑范圍在5 m 15 m ,即勃氏比表面積為4500cm ~ 2 g 7500cm ~ 2 g 。Through reiterative study over years by the author, a new principle to express the relation between aggregate particles size and the surface area was proposed, that is the specific granularity, which could solve the problem of lack of correlation of fineness modulus to the specific surface area of the sand
摘要經多年反復研究,發現了集料粒度與表面積關系法則,提出了以「比粒度」表述砂石粒度的新方法,解決了以「細度模數」表述砂子細度的不足之處,即解決了細度模數與不同細度砂子的比表面積沒有相關性的問題。Tests for geometrical properties of aggregates - determination of particle size distribution - sieving method
集料的幾何特性試驗.粒度分佈測定.篩法Testing of asphalt ; determination of grading of mineral aggregate recovered from asphalt
瀝青的檢驗.由瀝青中回收的礦物集料粒度組成的測定This paper gives a brief introduction of the formation mechanism of sma and the handing property of pavement from the aspects of theory and research. at the same time, this paper also studies the effect of aggregate size on road - related performance in some different grads. except, it also having inspected to use the sbs, the pe and the combination material of sbs and pe to analyze the influence to the function of material road
瀝青瑪蹄脂碎石混合料( sma )以其溫度穩定性好、抗滑性能優良、低噪音、使用耐久等優點在公路建設中越來越受到重視,本文對sma組成特點,強度形成機理與路面使用性能從理論和試驗研究角度進行論述,並針對不同級配的瀝青瑪蹄脂碎石混合料,分析了粗、細集料的粒徑變化對其路用性能的影響,同時也考察了用sbs 、 pe 、 sbs和pe復合改性后的瀝青結合料對混合料的路用性能影響。The author of this article used orthogonal test design, arranged the test scheme scientifically, selected material aboratively, at last yield a ultrahigh strength cement - based material ( uhscm ), whose compressive strength exceeded 120 mpa, mainly by using 625r ordinary portland cement, superfine aggregate - - silica fume, superplasticizers and so on
本文在廣泛閱讀國內外有關資料的基礎上,採用正交設計,科學地安排試驗方案,精心選材,用625r普通硅酸鹽水泥、超細顆粒集料硅灰、高效減水劑等材料,採用常規工藝配製出了一種抗壓強度超過120mpa的超高強水泥基材料。The research results show that aggregate gradation and the nominal maximum aggregate size evidently influence the shear resistance of asphalt mixture ; aggregate flakiness content influences the shear resistance of asphalt mixture, and with the increase of aggregate flakiness content the shear resistance of asphalt mixture decreases ; asphalt binder properties, especially penetration, softening point and viscosity influence the shear resistance of asphalt mixture, and the latter increases with the decrease of penetration and the increase of softening point and viscosity ; asphalt content influences shear resistance of asphalt mixture, and with the increase of binder / aggregate ratio the shear resistance of asphalt mixture decreases ; air void influences shear resistance of asphalt mixture, and usually with the increase of air void the shear resistance of asphalt mixture decreases ; homogeneity does not have a direct and obvious relationship with absolute value of shear resistance of asphalt mixture, but does with variation of shear resistance of asphalt mixture
研究結果表明:集料級配和公稱最大集料粒徑對瀝青混合料抗剪強度有顯著的影響;瀝青混合料抗剪強度受其集料中針片狀含量的影響較大,集料中針片狀含量增大,瀝青混合料抗剪強度減小;結合料的性質,特別是針入度、軟化點和粘度對瀝青混合料抗剪強度有較大的影響,隨著針入度減小,軟化點和粘度增大,瀝青混合料抗剪強度增大;含油量對瀝青混合料抗剪強度有較大影響,隨著油石比的增大,瀝青混合料抗剪強度減小;瀝青混合料抗剪強度受其空隙率的影響較大,一般隨著空隙率的增大,其抗剪強度減小;瀝青混合料均勻性與瀝青混合料抗剪強度絕對數值間沒有明顯的關聯,而與數值間的變異性有著很好的相關性。This paper deals with high fluid concrete in which high strength ceramsite made from shale was used as coarse aggregate. effects of cement content, water - cement ratio, sand percentage, mineral admixture, grading and pretreatment of lightweight aggregate on compressive strength and workability of high fluid structural lightweight aggregate concrete have been studied. the rules of water absorption of high strength lightweight aggregate under different pressure and effects on uniformity of high fluid structural lightweight aggregate concrete have been studied too
本文採用高強頁巖陶粒,摻加高效減水劑配製大流動性結構輕集料混凝土,討論了水泥用量、水灰比、砂率、礦物摻料及輕集料的級配和預濕方式對大流動性結構輕集料混凝土強度和工作性的影響;系統研究了高強陶粒在常壓和壓力下的吸水規律;研究了影響大流動性結構輕集料混凝土勻質性的因素,提出了解決大流動性結構輕集料混凝土分層離析的具體措施。Aggregates test methods - determination of particle size distribution by wet sieving
集料試驗方法.用濕篩法測定粒度分佈Tests for mechanical and physical properties of aggregates - determination of the particle density of filler - pyknometer method
集料的機械和物理性能試驗.填充料粒子密度的測定.比色計法Rubber compounding ingredients - carbon black - determination of aggregate size distribution by disc centrifuge photosedimentory
橡膠配合材料.炭黑.用盤式離心沉澱攝影法測定集料粒度分佈To obtain high fluid structural lightweight aggregate concrete with good uniformity, it is necessary to limit the max grain size of lightweight aggregate to 20mm, cement content to 500kg / m ~ 3 and slump of concrete mixture to 260mm
要獲得均勻穩定的大流動性結構輕集料混凝土,陶粒的最大粒徑不宜超過20mm ,水泥用量不宜超過500kg / m ~ 3 ,拌和物坍落度宜小於260mm 。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 classification for sizes of aggregate for road and bridge construction
道路和橋梁建築用集料粒度的標準分類It is prior to use refractory aggregate with concentrative distribution to obtain coating with excellent properties during the mixture of coating
為了得到性能優良的塗料,在配製塗料時應使用粒度集中的耐火骨料。Many bore holes in shuangwangcheng reservoir which lies in the sedimentary area are drilled and lots of terra drill data are collected. five typical sections, i. e. section i ? i, ii ? i, iii ? ii, iv ? v ' and v ? v are drawn. the vertical sedimentary sequence of this sedimentary area is divided cbmbining the granularity features of sediments
課題組與山東省水利勘測設計院合作,對湖區內的雙王城水庫進行了鉆探研究,搜集了大量的地質鉆孔資料,經沉積物巖性特徵分析,繪制出雙王城水庫外圍1km處圍繞水庫的5個典型剖面(即剖面? 』 、 ? 』 、 ? 』 、一』和? 』 )的剖面圖,結合沉積物粒度特徵,劃分出該沉積區的垂向沉積序列。Aggregates - single - sized aggregates for use as a medium in biological percolating filters
集料.生物滲透濾器介質用單一粒度集料Based on the basic principles of densified systems containing homogeneously arranged ultra - fine particles ( dsp ) and reactive powder concrete ( rpc ) adopted by foreign researchers specialized in building materials, silica rume, ultra - fine fly ash, quartz powder, 52. 5 - class portland cement and superplasticizer were selected and mixed, the theoretic of mixed steel fiber reinforced cement - based composite materials and of micro - aggregate filling voids were applied, the composition was adjusted, the mixture ratio of rpc was optimized, a suitable curing schedule was adopted, in the result, an ultra - high performance concrete designated rpc was successfully prepared by normal technology methods
本文基於超細粒聚密材料( dsp )和活性粉末混凝土( rpc )配製的基本原理,選用硅灰、粉煤灰、石英粉和硅酸鹽水泥,輔以高效減水劑,採用多重復合的技術路線,運用混雜鋼纖維增強理論和微集料填充密實原理,調整材料組成,優化混凝土配合比,結合適宜的養護制度,在現有技術條件下,成功制備出了rpc200材料。Methods of test for particle density and water absorption of lightweight fine aggregates for structural concrete
結構混凝土用輕細集料的吸水率和顆粒密度的試驗方法Methods of test for particle density and water absorption of lightweight coarse aggregates for structural concrete
結構混凝土用輕粗集料的吸水率和顆粒密度的試驗方法分享友人