stress and strain 中文意思是什麼

stress and strain 解釋
應力和應變
  • stress : n 1 壓力,壓迫,緊迫,緊張。2 【語音】重音;重讀;【詩】揚音;語勢,著重點。3 重要(性),重點,...
  • and : n. 1. 附加條件。2. 〈常 pl. 〉附加細節。
  • strain : vt 1 用力拉,拉緊,抽緊,扯緊。2 使緊張;盡量使用(肌肉等)。3 強迫,強制;濫用,盡量利用。4 拉傷...
  1. 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。
  2. The main contents are as follows. ( 1 ) filter cloth and the surrounding soil mass are taken as an approximate isotropy in horizontal section, the relationship of stress and strain is studied, the anisotropy is fully considered, the constitutive model of filter cloth reinforcement fly - ash compound is obtained, it is tested with numerous indoor experiments. ( 2 ) the permeable coefficient is introduced into the constitutive relationship of soil mass with relevant seepage theory ( kozeny - carman experience formula ). the test of filter cloth depositing hi the condition of long term seepage flow is done hi the dissertation, the varying regular of permeable coefficient without pressure is presented

    本文首先對國內外的研究現狀作了回顧和總結,然後主要針對土工織物加筋粉煤灰復合體的本構關系和計算理論進行研究,主要內容有: ( 1 )將土工織物和周圍土體視為一種近似的彈性非線性橫觀各向同性體,研究它的應力應變關系,充分考慮它的各向異性,得到土工織物加筋粉煤灰復合體的本構模型,然後通過大量室內試驗進行分析驗證; ( 2 )引入有關滲流理論,即柯茲尼-卡爾曼( kozeny - carman )經驗公式,將滲透系數引進到土體本構關系中。
  3. With circumspection, as invariably when entering an abode his own or not his own : with solicitude, the snakespiral springs of the mattress being old, the brass quoits and pendent viper radii loose and tremulous under stress and strain : prudently, as entering a lair or ambush of lust or adder : lightly, the less to disturb : reverently, the bed of conception and of birth, of consummation of marriage and of breach of marriage, of sleep and of death

    謹慎地,就像每一次進入一座房子他自己的或並非他自己的的時候那樣,小心翼翼地,因為床墊子那蛇狀螺旋彈簧已經陳舊了,黃銅環和蝰蛇狀拱形擋頭也鬆鬆垮垮的,一用力過頭就顫悠顧慮周到地,就好像進入肉慾或毒蛇的巢穴或隱身之處似的輕輕地,省得驚動她虔誠地,因為那是妊娠與分娩之床,合巹與失貞之床,睡眠與死亡之床。
  4. This paper elementarily collects the anomalies of coseismic and post - seismic effect such as seismic activity, crustal deformation and underground liquid and so on observed in china ' s mainland, which include the evident seismic activity ( especially in yunnan ) increase, obvious crustal deformation, such as the abnormal variation of crustal stress and strain in bore volumetric deformeter and the remarkable change of underground temperature, the chemical component, especially the underground water level

    初步匯集了在中國陸區觀測到的地震活動、地殼形變、地下流體等多學科震時和震後效應的異常變化,包括地震活動性(特別是雲南地區)的顯著增強;地殼形變觀測,尤其是鉆孔應變觀測記錄到地殼應力應變的震時和震后顯著變化,以及地下水溫度、化學成分、特別是水位的突出變化。
  5. Deformation in which stress and strain are proportional is called elastic deformation

    應力與應變成正比關系的形變稱為彈性形變。
  6. Objective : finite element method and photoelastic experiment were used to study the principle of stress and strain on knee joint from genu varum 30 degree to genu valgum 30 degree. biomechanics proofs were provided about it ' s bad effects and treatment on clinical

    目的:本課題採用有限元和光彈性的實驗方法,研究膝關節由內翻30至外翻30之間的應力應變規律,為全面了解膝內、外翻所產生的不良後果和臨床治療該病提供生物力學依據。
  7. Finally, the stress and strain distributions of dam foundation in which there have glacis weak surfaces are studied by means of nonlinear fem. with deducing parameters of weak surfaces gradually, stability of the dam against deep sliding is verified. therefore safety of dam and foundation would be estimated

    5 、運用非線性有限元法研究了東張水庫重力壩含有緩傾角軟弱夾層的壩基應力、應變情況,用逐步降低夾層材料參數的方法核算大壩的抗滑穩定,以此評價大壩及壩基的安全性。
  8. Analysis of stress and strain in corroded lap joints in aircraft structure

    飛機結構腐蝕搭接件應力應變分析
  9. The analysis of randomness of local stress and strain in strain - based fatigue was studied, the approximate polynomial method was proposed

    探討了應變疲勞的局部應力應變的隨機性分析,提出了近似的多項式擬合法。
  10. Occupational stress and strain in criminal policemen

    刑警職業緊張和緊張反應研究
  11. The failure criterions of principal stress, octahedral stress and strain space are established. ( 7 ) the biaxial compression - tension t

    建立了主應力、大連理工人學博士學位論文一八面體應力和應變空間的混凝土破壞準則。
  12. These formulae give us the stress and strain in a prismatic beam when it is subjected to pure bending.

    當稜柱形梁受純彎曲時,這些公式給出了它的主力和主變。
  13. In this test, a special bolt - jack is used to exent of prestressing force to brace angles as the whole structure is under dead - load. in this state brace angles withstand partly load before twice - load and the stress and strain of concrete are decreased. in this way the aim of removal of load and strengthening can be reached

    本試驗中採用專用螺栓千斤頂在恆定荷載水平下對混凝土柱角鋼撐桿施加預壓應力,使外包角鋼在二次受力前即分擔部分荷載,使混凝土應力水平和應變水平降低,達到卸載與加固同步進行的目的。
  14. Also, the thesis calculate and analysis the transverse deflection of steel box girder deeply in multiple factors. firstly, the article introduced the calculative methods and theory of local stress and strain of bridge structure. then program software system of finite element method was introduced. after that, the influential factors to the calculatial result and their values were analysed and suggested

    本文首先介紹了橋梁結構局部應力應變計算理論和方法,對有限元計算程序進行了介紹,然後分析了縱橫隔板設置、梁高及梁寬變化等因素對鋼箱梁橋面板在恆載作用下的橫向撓度的影響,並將這些計算結果進行對照分析,從而找出了影響橋面板橫向撓度的主要影響因素,並得出了相應的數值可供工程實踐參考。
  15. This paper, based on the finite element method ( fem ) and utilizing two different means, analyzes the stress and strain field distribution of central through crack tip on a finite flat plate, and calculates the stress intensity factor of the crack tip

    摘要基於有限元分析方法,對有限大平板中存在的中心穿透裂紋,分別用不同的方法分析其裂紋尖端應力、應變場分佈,計算出裂紋尖端的應力強度因子。
  16. The notions of stress and strain developed quantitatively in chapter i are universal notions.

    第一章里定量地闡述的應力和應變的概念是一些普通的概念。
  17. Secondly, the static stress and strain characteristic of polymer - geogrid reinforced earth is summarized, the pulling stress distributing of the reinforced material in the earth walls, the interface characteristeric between the reinforced material and earth and the friction stress distributing between the reinforced material and earth are analysed

    然後,總結了塑料土工格柵加筋土靜應力應變特性的一般理論,分析了塑料土工格柵筋材在擋墻中的拉應力分佈和塑料土工格柵與土的界面特性以及筋土間摩擦應力的分佈。
  18. Effective stress and strain in finite deformation

    有限變形下的等效應力和等效應變問題
  19. At the same time, using simulation results of dynaform to analyse stress and strain distributing of metal in the forming process, and gains curves of forming load in the different cases

    同時利用dynaform的模擬結果,分析了金屬成形過程中的應力、變分佈,得到了不同情況下的成形載荷曲線。
  20. Many cases of excavation and support of high rock slopes were symtematically analyzed, and some conclusions were drawn. there exists stress concentration in grading angle induced by excavation and obvious change of stress and strain on sloping surface, which reduce as the increase of distance to surface. initial stresses have important influence on excavation and support

    撇面上的應力應變的靴很大,隨著離坡面距離的增加而減小;初始地應力對邊坡的開挖支護產生很大的影響,隨著初始地應力的增加,開挖坡面回彈位移增大。
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