細級配 的英文怎麼說
中文拼音 [xìjípèi]
細級配
英文
fine gradation-
Based on in - situ investigation and laboratory experiments, the article analyzed in detail the factors which affect the transportation and strength characteristics of gangue cemented tailing grain fillings such as powder coal, water - reducer, mortar density and grain size distribution
摘要以現場調查和室內實驗為基礎，從粉煤灰、減水劑、漿體濃度、粒級級配等方面，對煤矸石作為膠結充填骨料的管道輸送特性和強度特性進行了詳細的分析。Coal slurries were found to exhibit a wide spectrum of flow behavior ranging from newtonian at low concentrations to shear - thinning and pseudoplastic with a yield stress at higher concentrations
利用雙峰級配理論，將粗顆粒煤粉加入細顆粒中可降低煤漿體系的黏度。We can use both calcium carbide dust and calcium carbide dust - flyash to stabilize fine - soil. as well as being used in subbase of high grade road, calcium carbide dust stabilization and calcium carbide dust - flyash stabilization can be used in basecourse of low grade road. so we can deduce that calcium carbide dust - flyash - gravel stabilization can be used in basecourse of high grade road
我們可以利用電石灰來穩定細粒土，利用電石灰和粉煤灰來穩定細粒土。通過數據分析，這種電石灰穩定土和電石灰二灰土完全可以剛于高等級公路的高級路面的底基層，也可以用於低等級公路的路面基層，同時推斷，用電石灰和粉煤灰來穩定的級配碎石，可用於高等級公路的路面基層。Based on the close packing and grain composition theory, a new anti - gas channeling lightweight high performance cement slurry system has been developed with industrial drift beads as lightweight additive and superfine gel as strengthening agent
摘要基於緊密堆積和顆粒級配理論，研製了一種以工業漂珠為減輕劑、以超細膠凝材料為增強劑的新型低密度、高強度防氣竄水泥漿體系。3m. as for lack of construction experience in using spreading gradation soil as the permeation proof body in our country at present, the author has studied the soil material carefully
針對目前國內尚沒有寬級配礫質土作為高土石壩防滲體的實際施工經驗，對土料進行了較為詳細的試驗研究工作。The spreading gradation gravelly soil is a kind of clayey coarse - grained soil. it ' s also a soil - rock mixtures. it ' s often divided into fine material and coarse material by the save of 5mm and the granutometric composition affects its project characteristics directly
寬級配礫質土是一種粘性粗粒土，是天然土石的混合料，它通常以5mm為界被分為粗料和細料兩部分，顆粒組成是決定寬級配礫質工工程特性的主要因素。The spreading gradation soil analyzed in the article is a cohesive coarse soil. it ' s a kind of crude soil - rook mixtures. it ' s often devided into fine material and coarse material by the save of 5mm and the charge of the two contents affects its project quality directly
本論文研究的寬級配礫質土指的是黏性粗粒土，是一種天然的土石混合料，其顆粒組成通常以5mm為界分為粗料和細料兩部分，這兩部分組成含量的變化直接影響到它的工程性質。Based on the topographic features and data of sediment particle size of bed load at the fluctuating backwater reach of liujiaxia reservoir, the streamwise variation and variation process of median diameter of bed load during silting and scouring periods of the fluctuating backwater reach are analyzed, and it can be seen that the turning point for the sediment diameter variation from coarse to fine is located at the outlet of shigou gorge of the fluctuating backwater reach
摘要根據劉家峽水庫變動回水區的河段地形特徵和歷年河床質泥沙粒徑級配資料，分析了變動回水區河段淤積和沖刷時，河床質泥沙中值粒徑的沿程變化和歷年河床質泥沙中值粒徑變化過程，並指出粒徑分佈由粗變細的轉折點在變動回水區寺溝峽峽口處。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。Sem has been used to analyze the microcosmic morphology of cement - rock, xrd to its phase, and imp to the porosity structure. the grading and distribution of the porosity has also been analyzed. the grading of concrete aggregates and porosity have been studied by fractal geometry theory
結石及純水泥漿結石等進行了微觀分析研究，用sem （掃描電鏡）研究結石的微觀形貌，用xrd （衍射）分析結石的物相，用imp （汞壓）法測定結石的孔隙結構，並對結石孔級配及分佈進行了統計分析，用分形理論對混凝土細骨料顆粒級配進行了研究探討。In this paper, the so preparing self - compacting concrete with low and middle strength using super fine mountain sand artifical sand and phosphorus slag is studied systemically. through the study the influence of the shape, the proportion of the dust and the grade of sand to the workability and the mechanical property of self - compacting concrete, it is found that super fine mountain sand artifical sand are not suit to prepare low and middle strength self - compacting concrete, but when they are combined and the additive and assistant band material are used, c20 - c40 high performance self - compacting concrete is prepared ; the corresponding additive is developed to solve the delamination caused by the low proportion of banding material ; the evaluating system for the workability of low and middle strength self - compacting concrete is built ; the controlling method for production, construction and curing was set up. and the result of the research is applied into several projects
通過分析特細山砂和機制砂的顆粒形態、粉末含量、顆粒級配等特性對自密實混凝土的工作性能和力學性能的影響，發現特細山砂、機制砂不宜單獨用於配製中低強度等級自密實混凝土，宜將特細山砂和機制砂進行合理復配，並選擇合適的外加劑和礦物摻合料，優化配合比設計，可生產c20 c40中低強度等級自密實高性能混凝土；研製開發出了具有高效減水、保塑、抗離析功能的外加劑，有效解決了中低強度等級自密實混凝土由於膠凝材料用量少而出現的離析、泌水問題；應用正交設計方法，對因素和水平進行合理選擇，確定了生產中低等級自密實混凝土的最優配合比；建立了中低強度等級自密實混凝土的工作性評價體系；提出了生產、施工及養護的質量控制技術方法。The study solves engineering problem as follows : ( 1 ) the systematic study on the historical course of xigeda strata deposit and geologic environment includes strata, lithologic characters and constitution et in the liangshan and panzhihua region. the results show that the xichang - panzhihua express way is controlled by the anninghe fault and the xigeda fault, the earthquake frequently happen in the region of pass, the different sedimentation number is more great, they effect the road building, safety in operation and structure belong road ( 2 ) because in some place the xigeda strata is foundation and roadbed, the study on the basic properties of the xigeda strata include density, moisture content plastic and liquid limit graduation. the results show that the xigeda strata is deposition in lake, the main component is mudstone and sandstone, the fine particle is main, it has some viscosity, the moisture content of mudstone is different the it of sandstone, the other property are likeness. the xigeda strata has no dilatation on total, some claystone have low and medium dilatation ; ( 3 ) the study on the basic properties of xigeda filler include the composition of matter the biggest standard dry density, the optimum moisture content the results show that xigeda filler can use as road material, it is well grade filler and admixture filler on essence, its compaction index should change in different place because the property is controlled by mudstone and sandstone that change is great in different place ; ( 4 ) the study on the xigeda filler craft used as express way roadbed, includes suitable thickness, compaction numbers and methods and equipment choice et
公路沿線廣泛分佈有昔格達地層，昔格達地層能否用作高速公路路基填料，國內沒有先例，本論文就是結合導師的科研項目，在非典期間，現場長達5個月的工作，完成了從試驗、現場施工工藝到路堤分層沉降監測等工作，是面對生產實際，認識昔格達地層的性質和其作為地基、路基和填料應用中面臨的問題進行的研究。主要的研究內容有：對攀西地區地層巖性、構造等地質環境和昔格達地層的沉積歷史過程作了系統的分析，研究表明西攀高速公路主要受安寧河斷裂和昔格達斷裂影響，通過地區地震活動頻繁，差異沉降較大，對公路建設、安全運行和沿線構築物設計有較大影響；由於昔格達地層在有些路段作為地基、有些作為路基，對其基本性質進行了研究：包括天然密度、含水量、塑液限、顆粒級配等指標的試驗研究。研究成果表明：昔格達地層為湖相沉積，主要為砂巖和泥巖，它以細粒組為主，同時粘粒的存在，使其具有一定粘性。In charge of the pc assets of shanghai headquarter office, and provide the assets report to his supervisor each quarter
管理營銷總部所有電腦資產，使資產登記表時時處于最新狀態。並每季度提交一次資產明細分配表給上級審核。And the heat of condensation phase reaction was determined by dsc experiment. the experimental results indicate that the formulae of high content fine ap and coated boron with 20 % ap is of a stable combustion in the air, while having a rate of 2. 94 mm / s under the combustion pressure of 0. 5 m pa
結果表明：調整ap級配使細粒ap含量增加和用20 ap包覆硼的配方，燃燒穩定，殘雜分散性好，燃速在低壓（ 0 . 5mpa ）下為2 . 94mm s 。Research on fractal characteristics of the size - distribution of concrete aggregates
混凝土細骨料級配的分形特徵研究With the data recorded by computer, the author studies the experiment progress in detail, which includes the development of pore press, strain, strength of the sand, etc. connecting the development of these phenomena with the development of stress path, the author finds new mechanism which can explain the phenomena in the experiment. what is more, according to the dynamic test of the sand, there appears a steady state at the last phase of the development of strain and stress path, in which the strength of the sand is studied because it is an important parameter in evaluating the stability of sand against liquefaction. secondly, the dynamic constitutive relation was studied through the dynamic tri - axial test
本文首先採用目前國內較先進的微機控制動三軸儀，利用其可以適時採集和儲存數據的優勢，對砂土的實驗過程進行了細致的分析，研究該過程中孔隙水壓力發展、軸向應變發展以及它們與應力路徑之間的關系，對飽和砂土的剪脹、剪縮和卸載體縮等多個方面進行了研究，探索了砂土的動力特性，分析了影響砂土抗剪強度的各種因素，這些因素既包括土本身的特性（土的密度、結構、級配、透水性以及初始狀態等） ，又包括動荷載的特徵（振動力幅值大小和振動頻率等） 。Changing the grading of sic particles not only affects the strength and pile density, but also modifies the phase compositions and microstructure of the material. with the reducing of sic particles, the strength of the material increases obviously. the nitrification scheme has the greatest influence on phase compositions and microstructure " of si3n4 ( si2on2 ) - sic, after two continuous nitrification reacting peak and short - time high - temperature treating, the best properties can be obtained ; and the residual strength of the composite is much higher after the thermal shock resistance test, which shows that the material possesses excellent thermal shock resistance
本論文較全面地探討促進強度和顯微結構良好的si _ 3n _ 4 （ si _ 2on _ 2 ）結合相的實驗條件，實驗數據顯示：引入適量的燒結助劑能夠促進si _ 3n _ 4 （ si _ 2on _ 2 ）的生成和晶粒的長大，而過量時，其促進作用反而下降；隨著si粉加入量增加，生成的結合相明顯增多，復合材料的性能顯著提高；改變sic顆粒級配不僅影響復合材料的強度與堆積密度，而且對復合材料的物相與顯微結構也有影響，隨著顆粒逐漸細化，材料的強度有較大的提高；對復合材料的強度、物相與顯微結構影響最大的是氮化制度，經過兩個氮化高峰連續的反應和短時間的高溫后處理得到的復合材料性能最好；通過抗熱震性能實驗后復合材料的殘余強度較高，顯示出較好的抗熱震性能。The details as followed : 1. summarize and analyze the methods of meso - mechanics of concrete and researching documents on the theory of damage of concrete ; 2. based on the packing approach of spherical aggregates, a method generating polygon aggregate model of concrete was presented, by which the codes of aggregate packing and meso - meshes of finite element plotting were designed taking into account the actual aggregate content, grading, and aggregate configuration
具體工作由以下幾個方面: 1 .分析總結了混凝土細觀力學分析方法和現有混凝土材料損傷破壞理論的研究成果; 2 .在研究圓形骨料投放方法的基礎上，提出了一種多邊形隨機骨料投放方法，並編制了凸多邊形模型生成程序和細觀有限元剖分程序。這種生成方法所得到的凸多邊形骨料模型既反映了骨料的實際形態又維持骨料的實際級配和含量。A good model of the full - grade aggregate concrete with high aggregate content is precondition to successfully execute concrete meso - mechanical simulation, so that the main work in the dissertation is focused on the following study concerning the random aggregate model of dam fully - graded concrete : ( 1 ) based on the topology of spherical aggregates, an algorithm of the random convex polyhedron aggregate model was presented considering the actual aggregate content, grading, and aggregate shape, and corresponding fortran program was developed to generate random convex polyhedron aggregate
針對全級配大壩混凝土的實際骨料含量和骨料形態，本文做了以下主要工作: （ 1 ）在一種高效率生成的隨機球骨料模型的基礎上，形成隨機凸多面體骨料模型，同時研究了細觀單元屬性判別方法，編制了對含有凸多面體骨料的細觀區域進行結構性有限元網格剖分程序。本文給出的三維隨機骨料模型演算法不但考慮了混凝土的骨料的實際級配和含量，而且計及了骨料的實際形態。Based on the chang - yu highway in julin province, this paper focus on gap - graded asphalt mixtures. aggregate grading of the gap - graded hma was designed by means of void design procedure. this paper give out a kind of new gradation of stone matrix asphalt. at the same time, this paper also studies the effect of aggregate size on road - related performance in some different gradings
本文以吉林省長余高速公路為依託，從瀝青混合料的結構形態入手，利用體積法，對骨架密實型級配類型的瀝青混合料的級配進行研究，提出新型的瀝青馬蹄脂級配，並針對不同級配的瀝青馬蹄脂碎石混合料，全面分析了粗，細集料的粒徑變化對其各種路用性能的影響。分享友人