非均質材料 的英文怎麼說

中文拼音 [fēijūnzhícáiliào]
非均質材料 英文
heterogeneous materials
  • : Ⅰ名詞1 (錯誤) mistake; wrong; errors 2 (指非洲) short for africa 3 (姓氏) a surname Ⅱ動詞1 ...
  • : Ⅰ形容詞(均勻) equal; even Ⅱ副詞(都; 全) without exception; all
  • : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
  • : 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 (...
  • 材料 : 1. (原料) material 2. (資料) data; material 3. (適于做某種事的人才) makings; stuff
  1. In heterogeneous anisotropic materials the heat flow vector and conductivity are more complex.

    在各向異性的非均質材料中,熱流向量和熱導率很復雜。
  2. We select ni / cr alloy resistor as element together with ceramic embedding hearth ; select small flat - and - disc heat - even hubby ceramic sample holder, select ni / cr & ni / si thermoelectric couple ( type k ) as thermoscope with threads 0. 5 mm in diameter which is installed in the middle of the holders symmetrically ; select aluminum silicate fire - retardant fiber as materials for heat preservation ; design some hardware, for example temperature controller & transporter, signal amplifier etc ; design controlling curve to heat stove ; and introduce the method of least squares nonlinear regression and subsection function to deal with data. in order to obtain the reasonable operation conditions and operation curve, we have also done many theory analysis and experiment discussions

    通過理論和試驗探討,選用鎳鉻合金電阻絲作為加熱元件,配以陶瓷埋入式爐膛;選用陶瓷小尺寸扁平?圓盤熱塊體型樣品支持器;選用0 . 5mm絲徑鎳鉻?鎳硅熱電偶( k )作為測溫元件;熱電偶對稱安置在樣品支持器容器的中部;選用硅酸鋁耐火纖維作保溫;合理選用和設計了溫度控制器、溫度變送器、信號放大電路等硬體;採用升溫曲線來控制爐膛供熱過程;採用最小二乘法線性回歸與分段函數相結合的曲線模擬方法,進行圖形處理。
  3. In addition, i have done some following works : to compile usual chemistry english words ( basic concepts and basic theory ), to translate chemical experiment for students of senior one, to translate exercises for students of senior one, to accumulate and compile about twenty parts of bilingual teaching material, to design about ten classes of teaching material, to issue my article in an important magazine of our contoury, to take part in the chemistry bilingual teaching study group of shanghai, etc. through bilingual teaching, the students have made progress in following aspects : ( 1 ) they have enlarged science vocabulary obviously, and feel easy to accept them ; ( 2 ) they have read some science material more fluently, and their ability has risen in inquiring from internet ; ( 3 ) they can express, in english, some usual chemical terminology, chemical principle, substance phenomenon and experiment procedures ; ( 4 ) in both chemistry and english, they have certain confidence to study well, and have made great progress in both subjects comparing with students of no bilingual teaching

    在兩年的論文撰寫過程,本人在自編教進行化學雙語教學實踐和研究的同時,還編寫了化學雙語常用詞匯(基本概念、基本理論部分) 、翻譯了高一化學學生實驗、翻譯了高一上學期學生練習冊習題、收集和編寫了雙語教學內容和閱讀20篇左右、雙語教學設計十篇、在國家核心期刊《中小學英語教學與研究》上發表文章: 《高中化學雙語教學的體會》 、在市化學中心組-雙語課題組中,參與編寫了化學雙語教師用書、等等。學生通過雙語教學,主要獲得了以下收獲: ( 1 )科技詞匯量明顯的增加,對科技詞匯的接受己不一再感到困難; ( 2 )能較熟練的閱讀有關科技文章,同時,提高了網_ _上查詢科技資的能力; ( 3 )對簡單常用的化學術語、化學原理、物現象和實驗操作過程等,能用英語表達下來; ( 4 )對學好英語和化學都有了一定的信心,在英語和化學兩門學科的學習_ l ,比雙語學生平有了明顯提高。
  4. Basically be to point to : in the industry such as traffic, railroad, post and telecommunications, waterborne, aviation, fishery because work nature is special, need the worker of activity in series ; the geological, oil and resource exploration, building, part worker that makes salt, refine sugar, travel wait for the trade that accepts season and natural condition restriction ; also be versed in also farming or because get the sources of energy, raw material, supply wait for a condition to restrict hard the worker of the town enterprise of balanced production

    主要是指:交通、鐵路、郵電、水運、航空、漁業等行業中因工作性凡,需要連續作業的職工;地、石油及資源勘探、建築、制鹽、製糖、旅遊等受季節和自然條件限制的行業的部分職工;亦工亦農或由於受能源、原供給等條件限制難以衡生產的鄉鎮企業的職工等。
  5. 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

    以往有關混凝土力學特性的模型大多是基於混凝土宏觀層次的認識,其主要特點是把具有多相、勻性理想化為勻、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混凝土強度的目的。
  6. According to the problem of failure and instability in roadbed and cutting engineering of underground karat cavity, on the basis of inhomogeneous elastic damage model, this thesis propose the fem back - analysis from instability - strength degradation, to describe inhomogeneity of material suppose that the material parameter obeys statistical distribution

    摘要針對地下溶洞路床路塹工程變形與失穩問題,本文提出了基於彈性損傷模型的有限元失穩強度折減反分析法,認為參數服從統計分佈來描述勻性。
  7. We are sure you will agree this is a very excellent product when you consider th e material we use are of the best quality

    當您了解本公司所採用的是最佳品時,相信您一定會同意這是常優良的產品。
  8. Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system

    該系統可通過沉積參數的精確控制,以控制沉積過程,減少金剛石膜生長過程中的缺陷,並採用光纖光譜儀檢測分析等離子體的可見光光譜以監測微波等離體化學氣相沉積過程;利用微波對的選擇加熱特性,通過構造等效方程,並首次將電磁場攝動理論引入到mpcvd的基片加熱的設計中,建立了勻等離子體溫度場綜合模型、復合介基片的復合溫度場模型及復合介溫度場攝動模型,為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱的制備,並對基片加熱進行了設計和優選,以獲取大面積勻的溫度場區,甚至獲得大於基片臺尺寸的勻溫度區;作為研究重點之一,開展了微波等離體化學氣相沉積金剛石的成核與生長研究,系統地研究了在( 100 )單晶硅基片上mpcvd沉積金剛石膜的實驗過程中,基片預處理、甲烷濃度、沉積氣壓、基體溫度等不同實驗工藝參數對金剛石薄膜量的影響,分別用raman光譜、 x射線衍射( xrd ) 、掃描電鏡( sem ) 、紅外透射光譜( ir ) 、原子力顯微鏡( afm )對薄膜進行了表徵,確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。
  9. With the method of the lie group transformation, the symmetry of the equation governing one dimensional finite strain consolidation is discussed and, from the point of the symmetry, the feasibility to obtain the analytical solution of these nonlinear partial differential equations is discussed. where - after exact or approximate analytical solutions focused on different consolidation problems are obtained, these including : under some assumptions of relations of the void ratio with coefficient of permeability and effective stress, the method of lie group transformation is applied to solve the non - linear partial differential equation of large strain consolidation of homogenous saturated clay soil in semi - infinite domain with the consideration of the material and geometrical nonlinearity during consolidation procession. the implicit exact solution without considering the effect of self - weight of soil is obtained

    運用lie群變換方法討論了一維大應變線性固結方程的對稱性,以及在該對稱性的意義下求解這類線性偏微分方程解析解答的可能性,並就大應變線性固結問題的多種情況求得了其完整的或者近似的解析解答,具體包括:基於有效應力與孔隙比以及滲透系數與孔隙比之間的關系的一些假定,採用李群變換求解考慮線性和幾何線性的半無限土體大變形固結線性偏微分方程,得到了一個不考慮自重固結的完全解析解。
  10. This part emphasizes the synthesis of nanoarrays, aiming at controlling the size and distance of nanocrystallites using calixarene derivatives by altering the size, length and chemical structure of the organic molecules ; 2. this part emphasizes in situ synthesis strategy for fabrication of polymer network of zns based nanopowder, aiming at size controls, coating and preventing agglomeration following " one - pot " synthesis ; this method fits to low cost, large scale production ; 3. according to development in zno nanomaterials, we first report on the synthesis, characterization of amorphous zno, aiming at describing the principles and approaches of synthesis techniques, optical properties, spatial structure and doped effect ; the amorphous zno displays cage - like structure, showing a strong ultraviolet emission while the visible emission is nearly fully quenched, a potential uv - emission material ; 4

    本論文以量子結構自組裝為出發點,提出利用杯芳烴及其衍生物的化學受限反應實現尺寸可調半導體納米粒子自組裝;提出有機聚合網路原位組裝zns基納米熒光粉方法,把熒光粉的納米化、包敷、防團聚在「一鍋」反應中完成,適于低成本,批量生產;根據當前zno的研究情況,我們首次合成了晶zno ,研究了它的光學性,確定了它的結構,並對其摻雜進行了初步的研究,晶zno表現出強的深紫外發光特性,而可見發射常弱,是一種有巨大潛在應用價值的深紫外發光;利用晶zno的亞穩特性,對晶化過程中晶zno納米晶zno三維受限量子結構特性,界面特性進行了深入的研究;利用固相熱分解一般受擴散控制特性,實現了尺寸可控的zno三維量子結構的自組裝;利用晶zno的高度分散性,容易勻成膜特性,實現了晶籽晶誘導低溫液相外延自組裝生長高取向zno晶體薄膜。
  11. According to the nonhomogeneous anisotropic elastic theory, a calculation model of composite material plate with circular hole in common structural connection section was developed

    摘要針對工程中常見的連接結構中含圓孔的復合板,根據各向異性彈性理論建立計算模型。
  12. In undoped lec si - gaas single crystal, the density of dislocation is usually very high and the dislocations easily form the cellular structure. the formation and distribution of other impurities and point defects are closely correlative with the cell structure and then result in the non - uniformity distribution of electrical and optical characteristic of gaas material

    摻lecsi - gaas中的高密度位錯,往往形成胞狀結構;其它雜和點缺陷的形成與分佈與該結構密切相關,並導致gaas電學和光學特性的不勻。
  13. Three types of beam element ( reinforcing beam element, matrix beam element and interface beam element ) and two kinds of particle ( reinforcing particle element and matrix particle element ) are used to simulate the mechanical properties of concrete, which randomly allocated according to weibull distribution to reflect the initial heterogeneity of concrete at the meso - scale level

    用兩種顆粒單元(分散顆粒單元和基體顆粒單元)和三種梁單元(分散梁單元、基體梁單元及界面梁單元)來模擬混凝土的力學性。在數值模擬時,通過對不同單元賦以滿足weibull分佈的力學參數即可在數值上對混凝土這一典型非均質材料進行表徵。
  14. Resilient floor coverings - specification for homogeneous and heterogeneous smooth rubber floor coverings with foam backing ; german version en 1816 : 1998

    地板彈性鋪覆物.帶泡沫塗層的平面地
  15. According to the nonhomogeneous anisotropic elastic and complex function theory, accurate boundary conditions of crack in composite material plate were founded to settle its boundary condition problems by conformal mapping method

    摘要針對含裂紋的復合板,根據各向異性彈性理論和復變函數理論,通過保角映射方法建立精確的邊界條件,解決了裂紋的邊界條件問題。
  16. In this paper, with complete calculation micro - mechanics method, mass concrete was taken as three - phase composites, which consists of mortar matrix, aggregate and bond between matrix and aggregate. with nonlinear finite element method, the simulation of static and dynamic mechanics performance of the uniaxial compress concrete specimen of dongjiang arch dam and simple supported beam specimen of xiao wan arch dam was studied by means of the software of msc. marc. the number of all kinds of mortar matrix was calculated according to grading of aggregate of three graded concrete and walraven function

    本文採用完全細觀計算力學方法,將大體積混凝土在細觀層次上看成是由粗骨顆粒、硬化水泥砂漿及其二者之間的粘結界面組成的復合,採用線性有限元方法,在對大型商業有限元軟體? msc . marc二次開發的基礎上,對東江拱壩的三級配混凝土軸壓試件、建設中的小灣拱壩三級配混凝土梁試件在靜、動荷載下的力學性能和破壞過程進行了數值模擬。
  17. A numerical program developed based on meso - damage mechanics, was adopted to simulate the deformation, damage and fracture, i. e. the whole failure process of brittle composite matrix reinforced by particles under uniaxial tensile load

    摘要在細觀勻性的基礎上研究了含粒徑不同顆粒的脆性基復合的宏觀力學性和破壞過程的尺寸效應。
  18. To the same calculation model, adopt homogeneous elastic - plastic model and inhomogeneous elastic damage model separately, the results of calculation under two kinds of situations are compared, the impact of material inhomogeity on stability is analyzed

    對同一計算模型,分別採用的彈塑性本構模型和的彈性損傷本構模型,對比兩種情況下的計算結果,分析了勻性對穩定性的影響。
  19. Concrete is a heterogeneous material that is widely used in many engineering including structural engineering

    混凝土是一種復雜的多相非均質材料
  20. Non - homogenized dynamic method of cell ( nhdmoc ) is a method of investigating stress wave propagation in laminated materials, the formula and initial boundary conditions were derived for the numeric simulation of stress wave propagating with nhdmoc under the condition of one dimension strain, the corresponding program was designed and checked

    化動力學元胞法( nhdmoc )是研究層合中應力波的新方法,本文整理、推導了應用nhdmoc數值模擬一維應變條件下應力波的計算公式以及初值條件,編制了計算程序,並進行了驗算。
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