理性力學 的英文怎麼說
中文拼音 [lǐxìnglìxué]
理性力學
英文
rational mechanics- 理 : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
- 學 : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
- 理性 : reason
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Perfect pre - processing and post - processing function is one of the main factors to evaluate the vitality and market value of the finite element analysis system surveying today development of finite element analysis technology, most of which concentrate on establishing fine user interface, also has some limitation on application, and especially, the research on the visualization of arbitrary cut - plane is always in ascendants to realize the visual processing on cut - plane needs reprocessing the results of finite element analysis which have get, so the algorithm is two parts : seeking the physical value of cut - plane and drawing 2d contours, the former, based on the theory of stress on " arbitrary inclined plane " in physical mechanics, use the method of linear interpolation method to get the coordination and physical value of intersection between cut - plane and element arris ; the latter, based on the tables on elements, nodes, stress and strain, summarize a rapid algorithm of generating 2d contours based on the grid. this thesis synthesizes there two parts and get a visual processing program under fortran
縱觀有限元分析技術的發展,目前大多集中在建立良好的用戶界面上的研究仍存在許多應用上的局限性,其中對任意剖面上可視化的研究仍處于方興未艾的階段。要實現任意剖面上可視化處理,必須先將得到的有限元計算結果進行再處理,因此在演算法上分為兩部分:求任意剖面上物理量值的演算法及二維等值線演算法。前一部分以彈性力學中「任意斜截面的應力」為理論基礎,利用線性插值方法得到截面與單元棱邊的交點坐標及交點物理量值;在此基礎上;根據已得到的單元及節點序號表、應力應變物理量表,總結出一種基於有限元剖分網格的快速生成二維等值線的演算法。As a fundamental subject of many science departments and engineering departments, general physics, including mechanics, thermodynamics, optics, electromagnetism and atomics, is a required professional course for university students of science departments and engineering departments, making the physics teaching representatively and extensively in bilingual teaching
摘要普通物理(含力學、熱學、光學、電磁學和原子物理學)是高等院校理工科大學生必修的專業基礎課,是理工科課程的基礎課,這使得物理教學在雙語教學上既具有代表性又具有廣泛性。Taking the contact stress, bend stress stiffness and temperature stress as the condition, taking the weight of the kiln tyre as optimization aim function, the redia and the width of the tyre are optimized general optimize methods just consider the affecting of the parameters to aim function, but in fact, structural parameters ( such as structure dimension, interval and so on ), physics and dynamics ( damp factor, conduct factor, friction factor material ' s elastic module strength limits and so on ), which would be changed after used. the difference are called discrepancy robust design ' s basic concept is : all design parameters " discrepancy will affect the aim funct ion and arouse the quality target discrepancy
一般的優化方法,僅僅考慮了參數對其目標函數的影響,而實際情況下有些參數是變化的,產品的結構參數(如幾何尺寸、間隙等) 、物理和力學參數如阻尼系數、傳導系數、磨擦系數、材料的彈性模量和強度極限等的設計值與製造后和使用中的實際值會有差異,這種差異稱為設計變量和噪聲因素的變差。In order to fully refect the geo - tech basic mechanics behaviors and to rationally explain the strain localization, this paper establishes the theory framework of gradient - dependent plastic model based on the theory framework of gradient - dependent plastic mechanics and in considering the plastic strain ' s gradient - dependence in double yield function, offers a kind of possible concrete pattern of the generalized plastic gradient model and analyzes each parameter of the model, particularly with the physical sense of " localized parameters " and the elements producing possible effect upon the model
為了較全面地反映巖土的基本力學性質,同時合理解釋應變局部化現象,本文基於廣義塑性力學的理論框架,在雙重屈服函數中考慮了塑性應變的梯度依賴,建立了廣義塑性梯度模型的理論框架,並給出了廣義塑性梯度模型的一種可能的具體形式,分析了該模型的各個模型參數,尤其是其中的「局部化參數」的物理意義和可能對其產生影響的因素。The temperature effect which has been calculated is taken as " thermal load " forced on the body, then such thermal stress is settled as general elasticity mechanics question ; secondly, the thermal stress is taken as " surface force " forced on the body, and the new system stiffness is formed which include the extra stiffness matrix, then it changes the nature frequency of the structure
首先,這篇論文介紹溫度場和熱應力場的有限元方法,建立了三維熱傳導模型計算有溫度場產生的熱應力,計算熱應力時運用了一種轉化思維:將溫度處理為「溫度載荷」 ,這樣就能用彈性力學問題的處理方法來求解熱應力。其次,將熱應力作為結構的「面內力」 ,而面內力產生附加的幾何剛度矩陣,改變了結構的剛度,影響了結構的固有頻率。Secondly, based on the syntony frequency and the elasticity mechanics and other correlative professional knowledge, establishes a suit of fsm vibration module system, selects the structure, material and the process and treatment technique of the elastic element in the elastic system of the mirror, analyzes a lot of factors which affect the structure of the rapid controlling reflector and provides the derivation formula
以諧振頻率為出發點,利用彈性力學等相關專業知識,建立一套fsm的振動模塊系統;確立了反射鏡彈性系統中彈性元件的結構、材料的選擇,及加工,熱處理。分析了影響快速控制反射鏡結構的諸多因素,給出其相關推導公式,最後應用solidedge和cosmos軟體對該結構進行了計算機模擬。Study on the characteristic of piezoceramic actuator is an important step in the studying of undamaged - inspection process based on piezoceramic actuator technology. this thesis firstly dwells on the sample model of piezoceramic actuator under the restriction of concrete. through theory and experimentation analysis, we arrives at a conclusion that the vibration behavior of piezoceramic actuator belongs to that of the thin plate
本文著重研究了在混凝土約束條件下壓電陶瓷片的樣本模型,在此基礎上通過理論探討和實驗現象分析,認為埋置於混凝土中的壓電陶瓷片是符合彈性力學中克希霍夫有關薄板理論的假設,是屬于薄板振動問題,並確定了其邊界約束條件。Jiang ke. a new method for solving solid structures. computational mechanics : proceedings of international symposium on computational mechanics ( iscm 2007 ), july 30 - august 1, 2007, beijing, china. tsinghua university press & springer
該文提出了一個求解實體結構(或彈性體)的新方法,非常簡單。它是建立在「廣義虎克定律和疊加原理」基礎上的,不需要「彈性力學的偏微分方程」就可獲得三維實體的內力與位移。The basic mechanics knowledge in bridge construction is involved to the basic knowledge in many branches such as theoretical mechanics, structural mechanics, material mechanics, flexible mechanics, structural dynamics, earth mechanics and hydraulics mechanics etc. to show the reason of research thinking of this paper, the intersectional theory among engineering mechanics, engineering construction and engineering supervision is studied, it mainly include following content 1 ) framework and structure the framework is the system or structural frame that can produce action
2 、橋梁建設中的力學基礎知識涉及力學中的理論力學、結構力學、材料力學、彈性力學、結構動力學、土力學和水力學等諸多分支中的基礎知識。論文中對橋梁力學中的幾個概念進行了詳細的闡述,主要包括以下內容: 1 )機構與結構機構是指能夠產生運動的構架或體系。Finite element method could not only obtain all the same stress of interference fit joint under ideal model as that obtained with elastic mechanics method, but also could analyze the contacting edge effect - edge stress concentration caused by con - tact, which could not be solved by elastic mechanics
有限元方法不僅可以獲得與彈性力學完全一致的理想模型下過盈聯接的應力等,還能夠分析彈性力學所不能求解的接觸邊緣效應?由接觸引起的邊緣應力集中。This paper unfolds engineering disposition and theoretical research of negative temperature high performance concrete ( nthpc ) with the damage of many factors motivation, the project background based on qing - zang railway engineering, which is one of four - emphasized engineering during the tenth five - plan. due to the difference of environment of construction and service between nthpc and ordinary concrete, and therefore durability of nthpc is required to higher level. at a first, nthpc must avoid frozen damage at early age and possess anti - freezing property at later period, in order to meet engineering practicable application need, and this are two emphasized and difficult problems, as for nthpc ; by means of mechanism analysis about deicing - agent ingredient and anti - freezing at early period, adopting composite technique routine of mineral addition + anti - freezing element + water - reducer4 - air - entraining + anti - erosion of steel component etc, based on orthogonal experimental approach, fd - 1 composite functional admixtu re was manufactured, which has more property and orientation on qing - zang railway
負溫混凝土由於和普通混凝土在施工環境及服役環境上存在的差異,因此表現為比普通混凝土更為較高的耐久性要求;負溫混凝土首先要避免早期的凍害以及具備長期抗凍性能,才能夠滿足工程實際應用的要求,這也是負溫混凝土必須解決的兩大技術關鍵;通過對目前常用防凍劑組分作用機理的分析研究及混凝土早期防凍機理探討,採用礦物外加劑+防凍組分+高效減水劑+引氣+阻銹組分功能復合的技術路線,通過正交試驗設計復配了適應青藏鐵路工程要求的專用多功能復合型外加劑fd - 1 ;並在此基礎上配製不同等級負溫高性能混凝土,開展一系列包括硫酸鹽侵蝕、氯離子滲透、抗凍融循環、收縮及耐磨性等耐久性能研究;通過對fd - 1組分和摻量的調整,優化負溫混凝土在施工特性、力學指標和耐久性三個方面的兼容、協調性。This paper investigates the pressure sensitivity of an interferometric fiber - optic hydrophone element with a concentric mandrel including an enhanced sensitivity layer based on the theory of elastic mechanics and finite element method ( fem ) and then investigates its harmonic frequency and vertical directional property using fem, and verifies all the results derived from theoretic analysis at last
本文分別基於彈性力學的理論和有限元的方法對含彈性增敏層的同軸干涉型光纖水聽器基元的聲壓靈敏度進行研究,並基於有限元的方法對其諧振頻率和垂直指向性進行分析,最後用實驗對各項分析結果進行了驗證。For some two hundred years, under the influence of imma. nuel kant, the dominant trend of philosophy has been directed to a single goal : the destruction of man ' s mind, of his confidence in the power of reason
大約兩百年來,在康德的影響下,哲學的主流已被指向一個簡單的目標:摧毀人類的思想,破壞人類對于理性力量的自信。An analysis of the proposition " water is arche " shows that rational power and life instinct can coexist to some extent, which is the characteristic of philosophy
從性別角度分析「水是原則」命題我們可以看到,理性力量和生命本能在某種程度上同時存在,是哲學構成的特徵。It is developed from large - scale objective model experiment to reduced scale model experiment ; from simple mechanics device to various advanced detecting device ; and the theory is developed from elastic mechanics, plastic mechanics to fracture mechanics and damage mechanics. the study of concrete fracture has also developed from macro - level to meso - level
從大型的實物模型試驗,到各種縮尺模型試驗;從簡單的力學儀器,到各種先進探測儀器的使用;理論上也由彈性力學、塑性力學發展到了斷裂力學、損傷力學等,對混凝土斷裂問題的研究,更是由宏觀領域進入了細觀層次。The last part demonstrates the scientific and feasibility of the sharing mechanism model of education cost and construction and execution blue print of the tuition policy by analyzing real data with the rules of payment capability and profit capability and combining the suggestions and opinions of graduates at school, teachers and the outside people. the real data are got from questionnaire, visiting and analyzing individual case in x x university
論文最後一部分,採用問卷調查、深入訪談和個案分析等實證研究方法,對大學的在校研究生進行抽樣調查,採用網路調查數據,用支付能力原則和收益能力原則對獲得的數據加以分析,並綜合在讀研究生、高校教師和社會人士的意見和建議,對研究生教育成本分擔機制模型和學費政策方案的合理性、科學性和可行性進行論證。This paper, on the basis of the theory of aeroelasticity, analysed the galloping phenomenon which the cord was undergone the excitation of the horizontal wind. and also built up the mechanic model when galloping. this model provided the theoretical foundation for the case that the cord begins violently vibrating just after the speed of the horizontal wind reaches a certain level
以氣動彈性力學理論為基礎,分析了懸索在受到水平方向橫風激勵時的馳振現象,並建立了其發生馳振時的力學模型,該模型為懸索在橫風速度達到一定數值時發生激烈的振動提供了理論依據。To reflect this, a rut developing model, which is based on viscous - elastic theory and consider dynamic vehicle load, is founded. from simulating result, the model can better explain the regular of prophase and metaphase of rut developing
針對這一問題,課題建立了基於粘彈性力學理論的車轍發展模型,在模型中考慮動載作用的影響,此模型很好地解釋了車轍發展的前期和中期規律。Furthermore, according to generalized plastic mechanics theory, a three yield surface model is researched basing on the experiment of other people and the shear yield surface in the stress lode angle direction is researched emphatically. by the new model, the fem program is also worked out in this paper
再者,本文在廣義塑性力學的基本理論框架下,在前人研究的基礎上,建立了一個土體的三屈服面模型,該模型更適合於數值計算,並在此基礎上著重研究了洛德角方向上的剪切屈服面。Besides experiments, the present domestic and abroad study on anti - slide pile is mainly analysis by traditional cantilever beam method, foundation coefficient method and elastic mechanic method. on the basis of previous studies, this paper carries out a research on relevant design and calculation theory about anti - slide piles, comprising the interaction between anti - slide piles and rock and soil of side slopes, the soil arching model of anti - slide piles and the internal stress calculation method of prestressed anchor cables
目前國內外對抗滑樁的研究,除試驗研究外,主要採用傳統的懸臂梁法、地基系數法及彈性力學方法來進行分析。本文在前人的研究基礎上,通過對抗滑樁相關設計計算理論進行研究,包括抗滑樁與邊坡巖土體的相互作用,抗滑樁的土拱效應模型以及抗滑樁預應力錨索的內力計算方法進行分析。分享友人