cross stress 中文意思是什麼

cross stress 解釋
交叉應力
  • cross : n 1 十字架;〈the C 〉 耶穌受刑的十字架。2 〈the C 〉 基督教(教義,國家)。3 不幸,苦難;挫折,...
  • 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,...
  1. The temperature of surface concrete varies with environmental temperature, but the conductibility of inner concrete is very poor. as a result, a quick decrease of environmental temperature will lead to large temperature gradient and then tensile stress develop soon in the thick direction, which will probably occur on the entire cross - section

    混凝土表面溫度隨外界溫度波動而波動,但內部的導溫性能很差,所以在外界溫度驟降時將引起很大的溫度梯度,從而在厚度方向上拉應力發展很快,這極易引起全斷面拉應力發生。
  2. In the self - calibration scheme, the thesis emphasizes the accuracy of camera intrinsic and extrinsic parameters. we presents an accurate f method based on corresponding point adjustment. the method adjusts coresponding points according to the fixedness of projective transformed cross ratio, then calculates f matrix accurately through linear and non - linear methods. when computing intrinsic parameter, a matrix, we simplify the step, and stress on the two important parameters of a. the result will be getten through solving kruppa equation based on svd decomposition. in order to compute extrinsic parameters, we use linear method to get initial r and t, then apply non - linear method to accurate them

    提出了基於匹配點調整的f求精方法,先根據攝影交比不見性對手工選擇的匹配點進行調整,再用線性、非線性結合的方法求精f矩陣;在計算內部參數a中,進行了一定的簡化,把重心放在a中重要的兩個參數上,用svd分解法計算kruppa方程;在計算外部參數時,首先用線性法求解r 、 t ,然後再用非線性法迭代求精。
  3. The greatest stress is found at the location on the cross section where v is the largest.

    最大應力出現在橫截面上V為最大的地方。
  4. It is obvious that the loading of fig. 19(a)produces both direct tension and bending stress on the cross section.

    顯然,圖19(a)的加載在截面上產生了正的拉應力彎曲應力。
  5. It is determined that with accurate knowledge of the complete stress - strain curve of concrete in compression, steel in tension, and with an iterative computerized non ? linear method, it is possible to predict the entire moment - curvature, moment - flexural rigidity and axial rigidity relation ship of a cross - section of a structure member

    可以確定,只要知道混凝土受壓和鋼筋受拉的完整的應力應變關系,採用選代的非線性計算方法,就有可能預測結構截面彎矩一曲率、彎矩一彎曲剛度和軸向剛度的關系。
  6. The work in this thesis mainly includes following parts : 1. as for box girder cross section, the three - bar stimulation method under typical loads and supports has been introduced. the force and stress formulae for flanges have been derived from the three - bar method. by reasonable simplification for multi - cell box girder, the three - bar method has been applied in multi - cell box girder ' s shear lag analysis

    對于箱形截面主梁,本文介紹了三桿比擬法上、下翼板中比擬桿的計算公式,以及在典型荷載和支承的情況下翼板內各桿的應力計算公式,並對多箱式主梁截面進行合理簡化,使三桿比擬法應用於多室箱梁的剪力滯分析。
  7. In addition, the test results also demonstrate that bond - slip response between angle steel and concrete foundation in tension could be reflected with the displacements between angle steel and concrete, because bond stress is obviously decreasing with the cross section shrinking, that is effects of poisson ' s ratio

    另外,試驗結果還表明:在一定的拉應力下,插入角鋼與混凝土之間的粘著力能通過插入角鋼與混凝土之間的位移反映出來。這是由於橫斷面的收縮,使得粘著應力明顯降低,即泊松比效應。
  8. ( 3 ) by choosing core faultage of axial site in luohu fracture zone i. e. geological cross section in huangbeiling faultage f8 as geological model and utilizing finite element numerical method, change tendency of huangbeiling faultage f8 under self - weight stress and building loads is stimulated. and long - term development trend of fracture zone is also predicted, which has an important guiding meaning for works of geological disaster prevention in district of luohu jiancheng

    ( 3 )選取羅湖斷裂帶軸部的核心斷層?黃貝嶺f8斷層地質剖面作為地質模型,利用有限元數值方法模擬了黃貝嶺f8斷層在自重應力和建築物荷載共同作用下的變化趨勢,預計出斷層帶的長期發展趨勢,這對羅湖建成區的地質災害防止工作有重要的指導意義。
  9. The investigation of this paper has grate actual and expansive significance and offer methods for the application of rigid frame. the investigation indicate that the ripple web plate ' s critical stress has great improvement than ordinary flat plate and ripple web plate variable cross - section has a rather superiority than constant cross - section portal rigid frame

    本論文所做的研究工作具有很強的現實意義和推廣意義,為門式剛架的應用提供了思路。通過研究表明:波紋腹板的臨界應力比普通的平板有很大提高,而波紋腹板變截面門式剛架與等截面門式剛架進行對比也有較大的優越性。
  10. The research, entitled a cross - national comparative study of work - family stressors, working hours and well - being : china and latin america versus the anglo world, indicates that in general managers feel stronger that work - family conflicts are a source of stress the longer hours they work. the strength of this relationship is the highest among english - speaking countries managers

    這項名為工作與家庭角式沖突及工作壓力跨國比較研究:大中華,拉丁美洲及英語國家,顯示管理人員的工作時數愈長,他們愈感受到壓力源頭來自工作崗位與家庭角色之間的沖突,而此關系在英語國家的管理人員中最為強烈。
  11. Study on stress concentrations and strengths of notched cross - ply laminates

    割口正交疊層板的應力集中及強度
  12. In this method the stress resultants of concrete in the cross section are evaluated by accurate integrating method and the resultants of structural steel and reinforcing bars are obtained using the fiber element method. the final nonlinear algebraic equations are solved using an iterative quasi - newton procedure based on the regula - falsi numerical scheme

    應用該計算機方法,截面上的混凝土內力採用精確的積分方法求得,結構鋼與鋼筋的內力則由纖維元方法計算,而最終的非線性代數方程組由分離變量的擬newton - raphson迭代方法求解。
  13. Based on the temperature field obtained by the thermal analysis, a parametric analysis is conducted to investigate the interlaminar stress at the interface between the composite and the thermal barrier in the cross - section of the inlet duct, using the commercial finite element software ansys

    在熱分析的基礎上,採用ansys有限元軟體計算了復合材料進氣道截面在假設工況下的應力場,為碳纖維纏繞復合材料進氣道熱防護方案的設計提供了實用的參考依據。
  14. Based on in - situ investigation, indoors soil tests, data process and calculation analysis for chunhua reservoir, this article acquires the distributing regulation and physical & mechanical properties for each layer soil below the dam base, and further determines typical model cross sections for static & dynamic stress deformation analysis

    本文根據對純化水庫進行的現場勘察、室內土工試驗、室內資料處理、計算、分析獲得了壩基以下各土層的分佈規律及物理、力學性質指標,進而確定靜、動應力變形分析的典型斷面。
  15. ( 2 ) respectively by elastic theory analyses and methods of structural mechanics, transverse static analytical equations for flexible pipeline rigid pipeline are established whose outcomes are applied in numerical example to compare those with that by finite element method. ( 3 ) considering interaction of filled soil, pipeline and foundation, with an eye to non - linear soil model, in view of the initial geo - stress field and the effects of interface between soil and pipeline, and by finite element method the calculational model and method are built for transverse stress in pipeline. then, by the great finite element analytical software ansys, those outcomes are applied in calculation example of positive buried pipe to educe the distribution of circumjacent soil pressure and stresses on cross section and to compare it with that calculated by conventional ways before those outcomes are applied in engineering case of positive buried pipe with flexible filled materials to confirm distribution of soil pressures after the measure for reduction and to compare it with measurements. as a result, the model set up in this paper is proved to be applicable after all above - mentioned analyses

    本文基於彈性理論和有限元原理與方法,分析了上埋式地下管道橫向力學計算方法和性狀並探討了上埋式地下管道的減荷等問題: ( 1 )在分析現有幾種典型的管道垂直土壓力計算方法的基礎上,探討了影響垂直土壓力的主要因素以及改進的方法; ( 2 )分別通過彈性理論分析法和結構力學的方法,建立了地下管道柔性圓環和剛性管涵的橫向靜力計算方程,並應用在算例中,把所得結果和有限元方法所得結果進行對比分析; ( 3 )考慮填土、管道和基礎的共同作用、土體的非線性特性、初始應力場以及土體和管道的接觸面因素的影響,利用有限元的思路,建立了地下管道橫向力學有限元計算模型和方法,並且採用大型有限元分析軟體ansys ,針對上埋式管道工程算例,得出了管周土壓力以及管道橫截面應力的分佈狀況和規律,並和理論值進行對比;針對施加柔性填料的上埋式管道工程實例,得出了減荷后的土壓力分佈,並和實測值進行了對比。
  16. The mesoproterozoic mafic dyke swarms are extensively distributed in the central north china craton, which are not deformed and metamorphic, emplacing the pre - existed fractures, so the dyke swarms become the conspicuous marks to reconstruct the mesoproterozoic tectonic stress field of the central ncc. the mafic dykes in the northern block are transtensional while the dykes in the central and southern blocks are extensional. the mesoproterozoic tectonic stress field could be simulated on the analysis of the distribution and mechanical origin of the mesoproterozoic mafic dyke swarms in the central ncc. the simulation result shows that the mafic dyke swarms were formed in the extensional tectonic setting in the ncc in the mesoproterozoic time, which are related to the extension of the mesoproterozoic yanliao - zhongtiao aulacogens cross the central ncc

    克拉通北部地塊的鎂鐵質巖墻群為張剪性,而中部和南部地塊為張性。根據華北克拉通中部中元古代鎂鐵質巖墻群的分佈和成因機制分析,來恢復模擬中元古代的構造應力場。數值模擬結果表明鎂鐵質巖墻群在中元古代形成於伸展的大地構造背景,與橫穿華北克拉通中部的燕遼-中條拗拉槽系的伸展作用有一定的聯系。
  17. Except from the above achievements, the paper adopts two kinds of computational methods to analysis and compare, one is the spatial fem, the other is the cross direction supporting frame method. the results are present which the spatial fem can relatively accurately reflect stress of the practical structure, and which in spite of being convenient, the cross direction supporting frame method can lead to error while determining dimension of the cross bending str ess

    另外,還針對該橋箱室較寬的特點,分別採用空間有限元模型和橫向支承框架法兩種計算方法對橫向彎曲問題進行了分析研究。結果表明:空間有限元模型能夠較準確地反映出實際結構截面的受力特點,計算所得的結果基本符合實際情況。
  18. Greatly cross bridge construction monitor stress error analysis

    大跨橋梁施工監測應力誤差分析
  19. The difference and commonness between cross - direction and longitude direction traveling wave that exists in the response and distribution of dam displacement and stress are obtained

    對比了橫河向和順河向行波輸入時壩體位移、應力的反應和分四川大學工學博士學位論文布異同。
  20. All these results confirm the important of wind in meridional circulation and heat transport. based on mom2 model, a rectangular basin model with ideal w ind stress and other ideal conditions is designed to study the main processes and dynamical mechanism in setting the depth of cross - equator flow. the effects of horizontal diffusivity, seasonal variations of

    我們還通過全球海洋環流模式,進一步證實了風應力的季節變化在北印度洋熱收支、 sst以及海洋環流變化中的作用:即包含風應力的季節變化將使長期平均的sst降低,海面凈熱通量增加。
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