混凝土材料 的英文怎麼說

中文拼音 [húnníngcáiliào]
混凝土材料 英文
concrete materials
  • : 混形容詞1. (渾濁) muddy; turbid2. (糊塗; 不明事理) foolish; stupid
  • : 動詞1. (凝結) congeal; curdle; coagulate 2. (注意力集中) fix
  • : 名詞1 (木料) timber 2 (泛指可以直接製成成品的東西; 材料) material 3 (供寫作或參考的資料) ma...
  • : 名詞1 (材料; 原料) material; stuff 2 (喂牲口用的穀物) feed; fodder 3 (料器) glassware 4 (...
  • 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...
  • 材料 : 1. (原料) material 2. (資料) data; material 3. (適于做某種事的人才) makings; stuff
  1. The important meaning in which this direction studied has lain in establishing the connection between the material science of concrete and civil engineering, analyse the strength in terms of material microcosmic or the mesoscopic, have important meaning to understanding, know the essential law of the strength of concrete. this text divides six chapters altogether. chapter one reviewed the pore structure in nowadays domestic and international research current situation, including the concrete examines research, research of the pore structure model and the research current situations of pore structure and strength relation of the pore method, have introduced some most important achievements of structure research of pore ; chapter two narrated much yardstick of the material mesoscopic structure of concrete and principle of examining pore technology of material of concrete, and the commonly used sign parameter in discussedding the pore and material pore of quito of cement and analyse, have explained that the influence factor of mip to the result of study of pore, has pointed out the limitation in mip in the pore structure ; analyse porosity and strength relation development course of model emphatically, and has carried on comparative analysis to the existing model, has pointed out the weak point of the original model ; on the basis of " ing integrate synthetically ", propose concrete pore structure compound body model and pore physical model of systemlex body ; chapter five carried on the corresponding test data to compares to the model parameter appearing in model of chapter four with and analyses, have received k value of the characteristic of strength of matrices of reflecting according to the method to return to analysis, and calculate the influence produced on the strength of concrete in revision that can probed into the content of cement, elastic mould and surface energy, exactness of the inspection model ; chapter six is the conclusion, according to studying the survey this text to some research conclusions of the pore structure and making corresponding prospect to the structure development of pore

    第一章回顧了孔結構在當今國內外的研究現狀,包括測孔方法的研究、孔結構模型的研究及孔結構與強度關系的研究現狀,介紹了孔結構研究方面的一些最重要的成果;第二章敘述了混凝土材料細觀結構的多尺度性及混凝土材料測孔技術的原理,並討論了水泥基多孔孔隙分析中常用的表徵參數,也說明了壓汞法測孔對研究結果的影響因素,指出了壓汞法在孔結構研究中的局限性;第三章是著重分析了孔隙率與強度關系模型的發展歷程,並對已有的模型進行了比較分析,指出了原有模型的不足之處;第四章在「綜合集成」的基礎上,提出了孔結構復合體模型和孔系統的物理模型,並模擬了該模型下由各單體並聯形成的復合體的斷裂過程,最後根據所建模型編制了相應的計算程序,可根據輸入的孔徑分佈與水泥含量等參數,實現理論強度的計算;第五章對第四章模型中出現的模型參數進行了相應的試驗數據對比分析,根據回歸分析的方法得到了反映基體強度特徵的k值,並從理論上探討了水泥含量、彈性模量和表面能的修正對強度計算產生的影響,檢驗模型的正確性;第六章是結論與展望,根據研究綜述了本文對孔結構的一些研究結論並對孔結構發展作了相應的展望。
  2. The research is to develop a new material - - - - high performance concrete of hill sand on the basis of practice of high strength concrete of hill sand and knowledge of ultra - fine trass additive by using concrete material in guizhou and mixing fly ash. the research result shows that the flowability, moldability, cohesiveness of high performance concrete of hill sand are significant by comparison with ordinary concrete on mechanical properties, long term properties, and durability

    本研究課題是在已成功研製並實際應用的c60高強山砂的基礎上,結合對微細(超細)活性摻合性質的理論認識,充分利用貴州當地的混凝土材料,並摻入微細(超細)活性摻合,研製一種新型的高性能,即山砂高性能
  3. Bitulith widely used in pavement of highway is of the characteristic of fluidity

    目前廣泛應用於公路路面建設的瀝青混凝土材料具有流動性大的特徵。
  4. Through a series of experiments, the aging - resistance ability of hpch is increased one grade compared with the traditional materials, and the equal level with the foreign materials. the results of dry - wet circle test and quick test for chloride permeability show that the ability of efflorescence resistance of hpch is better. on the condition of 25 times circulation of dry - wet, there are a few non - development white spots just on the corner of specimens

    通過干濕循環測試及快速氯離子滲透試驗, hpch的抗析霜能力較強,在25次干濕循環條件下,僅在角部出現少量且不擴散的白斑,而傳統裝飾混凝土材料則出現延邊棱迅速擴散的大面積析霜;快速氯離子滲透結果表明,在同樣條件下hpch通過的電量(即離子遷移能力)僅為傳統的49 . 68 ,比國外同期產品提高25 . 34 。
  5. Abstract : based on the fundamental principle of hypothesis strain equivalence, itwas investigated a physical concept of high strength concrete at minus temperature ( hscmt ) freezing damage parameter, the elastic modulus of frost concrete with anti freeziug admixture and without antifreezing admixture built and it was analyzed their variate process and the condition adaptated. it is purpose to judge hscmt frost failure process

    文摘:從應變等效性假說的基本原理出發,研究了負溫凍結損傷參數? ?彈性模量法中受凍后測試的損傷彈性模量的物理概念,從而分析了摻防凍劑及不摻防凍劑受凍后的彈性模量變化過程及其選用該參數的適應性條件,為判斷負溫高強混凝土材料凍結失效過程提供保證。
  6. Study on damage evolution of concrete under impact load

    沖擊載荷下混凝土材料損傷演化規律的研究
  7. Through the experiment of the interfacial bonding shear strength and the shrinkage strain of concrete, the influence of the interfacial roughness of used concrete surface and interfacial bonding agent to interfacial bonding strength is revealed ; new concrete component and the shape and size of concrete slab are main factor affecting the shearing stress in layers

    試驗結果表明:老粘結面的粗糙度和界面粘結劑類型對新老界面粘結強度影響很大;新鋪混凝土材料路面板形狀尺寸是影響新老粘結面收縮剪應力的主要因素。
  8. The classic macroscopic mechanical models, which characterize the concrete as a continuum at macroscopic level and consider the test results of laboratory scale specimen as the mechanical properties of the material, could analyze the mechanical response of structures with greater size. in reality, the test results of laboratory that are generally called physical and mechanical parameters of material are average responses of a heterogeneous specimen with a certain size

    有關力學特性的力學模型都是基於混凝土材料的宏觀層次研究其力學特性,其主要特點是把理想化為均質進行研究,把實驗室尺度下力學試驗的結果作為的力學參數,以此為基礎進行更大尺度宏觀結構的力學響應分析。
  9. Through systematically analyzing the composition and structure of concrete from three levels of macroscopic, microcosmic and ultra - microcosmic, the author of this paper found that the mechanical properties and durability of concrete depended on mainly its composition and structure. the interface, which is one of three composition of concrete ( hardened cement paste, aggregate and interface ), is the most weak zone in concrete

    作者通過對混凝土材料的組成和結構進行宏觀、微觀和細觀三個層次的系統分析發現,混凝土材料的力學性能和耐久性主要取決于其微觀的組織構成;在組成混凝土材料的三相(硬化水泥漿體、集和硬化水泥漿體-集界面過渡區)中,界面過渡區是其中最薄弱的一環。
  10. In the thesis, 3d finite element, models ( fem ) of the precast segmental box girders are established with contact elements, which may simulate the interactions between the joints. the influences of material nonlinearity of concrete and geometric nonlinearity of structure are also taken into account in the computed models

    針對預制節段干接縫拼裝梁存在接縫的特點,採用接觸單元模擬接縫間的相互作用,解決了預制節段拼裝梁建模的關鍵問題,並在計算模型中考慮了混凝土材料非線性和結構幾何非線性的影響。
  11. State of art of carbon fiber reinforced concrete

    碳纖維機敏混凝土材料的研究與進展
  12. Therefore, the investigation on its mechanical properties and fracture process is of a vital importance to mining engineering, underground engineering and engineering

    混凝土材料的力學性質及破壞過程的研究對于結構工程、地下工程以及采礦工程等都有重要的意義。
  13. In the layered model, transverse shear is ignored and material is assumed to be in a state of plane stress, and some other presuppositions are introduced, such as cracking of concrete takes place only in the plane perpendicular to the normal

    但是鋼筋板的非線性有限元研究目前一般都是採用分層法,將板分成若干層和鋼筋層,忽略橫向的剪切影響,各層混凝土材料按平面應力狀態處理,這與真實情況有區別。
  14. Size effect of fractal fracture toughness of concrete material

    混凝土材料斷裂韌度分形尺寸效應
  15. The dynamic parameters of the asphalt concrete can be obtained through dynamic triaxial test, combined with the cunli chen ' s studying results, discovering that the dynamic stress - strain relationship obeys the hyperbolic model well, and t he maximum dynamic modulus edmax and the maximum shear modulus gdmax increasing along with the decreasing of the temperature and the increasing of consolidation ratio kc

    通過振動三軸試驗獲得瀝青混凝土材料的動力參數,並結合西安理工大學陳存禮老師的研究成果。發現動應力與動應變的關系較好地符合雙曲線規律,最大動模量e _ ( dmax )和最大剪切模量g _ ( dmax )隨著溫度的降低、圍壓和固結比kc的增大而增大。
  16. Chemical admixtures have become the indispensable ingredient of modern concrete and gained wide uses in the fields of civil engineering, water conservancy constructions, road and bridge, underground structures, oil well platforms and marine constructions, etc. as the most important kind of chemical admixture, the fabrication and application technology of superplasticizers, to some extend determine the development of production technology of concrete

    外加劑已經成為現代混凝土材料的基本組份,正在建築工程、水利水電、道路橋梁、地下結構、石油鉆井及海工結構等中獲得越來越廣泛的應用。高效減水劑是外加劑中最重要的化學外加劑,其生產和應用技術水平很大程度上決定著當今混凝土材料生產技術和施工應用水平。
  17. Repairing concrete crack through embedded pipe is a new attempt in the field of structure repairing and a preparation for a kind of intelligent concrete with self - healing capability

    摘要預埋管裂縫灌漿修補技術,是裂縫修補技術中的一種新嘗試,同時也為新型自愈合仿生混凝土材料的研究和開發作前期準備。
  18. When mass concrete forms, defects will produce such as some micro crack resulting from the different temperature between the surface and the inside. how this micro crack forms and develops is a very important subject hi materials

    結構、尤其是大體積結構在澆築成形的過程中,由於受到內外溫度變化的影響從而使體內或表面形成細微裂隙等缺陷,研究細微裂縫(微裂紋)的形成與發展在混凝土材料學中是一項十分重要的課題。
  19. The aim of this dissertation is to shed some light on these subjects. first, systematic experimental study and theoretical analysis have been performed to study the damage of concrete due to loading history. in addition, an artificial neural network approach is developed to study the constitutive relations of materials, and some constitutive models of concrete under various loading history have been established

    本文針對目前大壩設計和研究中混凝土材料損傷及本構特性這個薄弱環節,在深入分析國內外有關成果的基礎上,從理論和試驗兩個方面對混凝土材料經歷過荷載歷史后的損傷特性進行了深入的研究;同時,將人工神經網路技術應用到本構領域,建立了一系列在各種加載形式下的混凝土材料模型。
  20. The strength is a main mechanics performance index of the concrete. it has always been a focus of material scientific research of concrete. models about mechanics characteristic of concrete were mostly the understanding based on material macroscopical level of concrete in the past. its main characteristic turns the material ideal with heterogeneous, nonuniform nature into the even, continuous body and carry on modeling. this kind simplified and met project practice ' s demands to a certain extent, but it is difficult to study the influence produced toward strength of material of structure of the microcosmic or the mescoscopic within the concrete material with this kind of method

    以往有關力學特性的模型大多是基於混凝土材料宏觀層次的認識,其主要特點是把具有多相、非均勻性質的理想化為均勻、連續體進行建模,這種簡化盡管在一定程度上滿足了工程實踐的需要,卻難以用這種方法來研究混凝土材料內部微觀或細觀結構對強度所產生的影響,不能說明內部結構如孔結構變化時強度的變化規律,也不能用於指導如何改進的組成和微觀結構而達到提高強度的目的。
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