撓曲理論 的英文怎麼說

中文拼音 [náolún]
撓曲理論 英文
theory of flexure
  • : 動詞1. (輕輕地抓) scratch 2. (擾亂;阻止) hinder 3. (彎曲,比喻屈服)yield;flinch:不屈不撓indomitable; unyielding
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : 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...
  • : 論名詞(記錄孔子及其門徒的言行的「論語」) the analects of confucius
  • 理論 : theory
  1. And results are : ( 1 ) analyze the force and distortion on pipeline under collapse and gulch in theory. on the base of beam deformation, analyze the bending moment and deformation of pipeline with frusta and without frusta. calculate a true problem, contrast the differences between pipeline with frusta and one without frusta, draw some conclusions

    得到的主要結果為: ( 1 )基於彈性地基和彈性梁的,給出了管道在固定墩(相當跨越河溝情況)和無固定墩(相當坍塌和沖溝情況)的變形微分方程,並分析了當量軸力為拉力或壓力時管道的變形和受力情況。
  2. Based on analysis of the iso - rigidity of the gyro assembly, the requirement for making the joints match each other is offered, which has a guiding significance for joints assembly and selection. based on analysis of rigidity and drift error for the dynamically tuned gyro, a cross model including an inner and an outer flexible hinges is established

    在對動力調諧陀螺剛度和漂移誤差分析的基礎上,建立了由內外性接頭裝配所形成的十字型鉸鏈模型,並利用偽剛度對該模型進行了分析,得出了內外性接頭兩鉸鏈的相對位置關系對十字型鉸鏈模型的影響線。
  3. As regards to the spheric thin shell structure under external hydro static pressure, basing on flat - plate theory and by using basic von karman equations for large deflection, the equilibrium problem of axisymmetric bending of the spheric shell under uniform external pressure is simplified to an equilibrium problem of bending of elastic basic flat - plate and further converted into an equilibrium problem of beam on elastic fundation taking into consideration of the deformation characteristics

    對球形薄殼結構隨靜水外壓的情況,應用平板中的vonkarman大度基本方程,將球形薄殼在均勻外壓下的軸對稱彎平衡問題簡化為彈性基礎平板的彎平衡問題,進而再根據變形特點將其轉化為彈性基礎梁的復雜彎平衡問題。
  4. On the basis, three elastic calculation coefficients of the two - way composite slab on three common boundary conditions are deduced and calculated by applying the classic elastic plane theory. in the thesis, the elastic design methods of pk prestressed composite two - way slab is explored and studied by the example. furthermore, it is also studied how to apply the yield - line design method to design the prestressed two - way composite floor slabs

    本文以此為依據,應用經典彎薄板,採用李維法推導和計算了這種雙向樓板三種常見邊界下的度和內彎矩彈性計算系數,並在此基礎上通過算例探討了pk預應力雙向疊合樓板的彈性設計方法,同時還對其塑性鉸線設計方法進行了研究。
  5. On the basis of relative researches in the world, according to the study status of steel - concrete composite slab, which would be widely used in modern bridge, modified equivalent inflexibility of steel - concrete composite slab was deduced by use of conversion section principle in this paper ; based in this, this paper put forwards the theory of ultimate flexural capacity of steel - concrete composite slab in consideration of slip effect, and introduces the practical simplified method for calculating flexural deformation of steel - concrete composite slab in consideration of the effect of steel studs and welded wire, and conclude that the methods in this paper is veracious and reliable, comparing with the traditional calculating mode ; morever, this paper put forwards the calculating theory and program of the effect analysis of creep and shrinkage to steel - concrete composite slab, using conversion elastic modulus principle, and testifies that the theory is right and the program is reliable and practical

    本文在國內外研究成果的基礎上,針對壓型鋼板與混凝土組合板結構在現代橋梁建設中廣泛應用前景和研究現狀,利用換算截面法導出了壓型鋼板與混凝土組合板結構的修正等效慣性矩;在此基礎上,又推出了考慮壓型鋼板與混凝土之間的相對粘結滑移影響的壓型鋼板與混凝土組合板結構極限抗彎承載能力計算,並介紹了考慮栓釘、聯結件影響的壓型鋼板與混凝土組合板結構簡化實用變形計算公式,而且通過與傳統計算的分析比較,表明本文提出的計算公式的準確可靠性;此外,採用換算彈性模量比法著重提出了壓型鋼板與混凝土組合板結構的徐變、收縮效應分析的計算和程序,並通過實例分析計算證明了的正確性、程序的可靠性和實用性。
  6. In the first chapter, the fundamental concepts on the theory of liquid crystal are simply narrated, the definition about the flexoelectric effect and the expression on the polarization energy induced by the flexoelectric effect are expounded in detail, the research progress to the flexoelectric effect is illustrates in summary, then the work principle of liquid crystal display is expanded

    本文第一章簡單敘述了液晶中的基本概念,詳細闡明了什麼是電效應以及由電效應引起的極化能量表達式的形式,對電效應的研究進展作了扼要說明,緊接著就液晶顯示器的工作原進行了闡述。
  7. In this thesis, it is analyzed theoretically the steel bar layout pattern, the prestress loss, the concrete stress, and the discipline of the deformation and the fracture forming of structures of the partial prestress concrete frame beams, which is widely used in modern civil engineering

    本文從上分析了現代建築工程中廣為採用的部分預應力混凝土框架梁的布筋方式、預應力損失、混凝土應力、結構變形和開裂規律;導出了具有一般意義的預應力錨固損失以及梁的長期變形計算公式。
  8. 3. according to the spline theory we presented a shape matching algorithm based on the similarity matrix of curvature and torsion values of 3d curve, we reduced the 3 - d curve matching task into a 1 - d string matching problem, which makes the matching more veracious and can be used on the 2d or 3d curve matching. in order to reduce the cost of matching, we used multiple scale technique

    依據樣條線的基本,研究了基於b樣條的輪廓線的匹配方法,給出了由輪廓線不變量率和率構造的相似不變量的選取以及基於相似矩陣的匹配演算法,並對該演算法的時間復雜度作了估計,同時,將多尺度技術引入到物體輪廓的匹配問題中。
  9. Abstract : with adopting of a frame of the principal fibre bundle. the article constructs a unified model of gravity and electromagnetic with torsion both in internal sp ace and in four - demensional space - time. the curvature on the bunde is calcula ted using connection theory in the principle fibre bundle. the action is construc tod with the curvature. the field equations are achieved. finally a discussion is made

    文摘:應用纖維叢,在內部空間和四維時空引入率,建立了引力與電磁場的統一模型.利用纖維叢聯絡求出主叢的標率,由它構造作用量,求得場方程,最後作一些討
  10. Two methods were compared with the finite element method and experiment. it proved that method based on large deflection was reasonable and effective. it can provide initial parameters for the design of sma actuator

    與相關研究中採用的將線假設為圓弧的方法進行了對比,通過有限元方法和實驗進行了驗證,結果表明,基於大的研究方法更為合有效,並且這種方法還可以為sma驅動器的設計提供初始參數。
  11. In the small deflection theory, by buckling analysis, the classical buckling critical load of integrative braid composite cylindrical shells under axial compression is get. according to the experience and the results of fem, a revised formula for calculating buckling critical load is presented

    在小中,通過前屈分析得到了完善的編織復合材料圓柱殼在軸壓情況下的經典屈臨界載荷,根據經驗及有限元計算結果,提出了計算屈臨界荷載的修正公式。
  12. But method based on large deflection theory was proposed in this paper. accordingly, output force and displacement of each sma actuator under anticipative attitude was obtained as well as accurate coordinate of the center of the joint and deflection curve equation of the axis of the active catheter

    基於大對主動導管做了力學和運動學分析,相應獲得了預期姿態下各個sma驅動器上的輸出力和輸出位移,以及精確的關節中心位置坐標和導管軸線線的具體形式。
  13. First, higher - order shear deformation theory and reddy ' s simplified higher - order shear deformation theory of the flat shell is adopted to obtain the buckling governing equations. then the geometric nonlinear theory and the geometric and material dual - nonlinear theory with shear effects are introduced ( the buckling governing equations are get ). the simplified geometric nonlinear theory and the small defection theory are discussed as emphases

    首先採用扁殼高階及reddy型簡化高階剪切變形扁殼,得到了屈基本方程,然後介紹了考慮剪切的幾何非線性及材料幾何雙重非線性(得到了屈基本方程) ,重點討了簡化的幾何非線性及小
  14. At first, the experiment carried out by tianjin university has been analysed according to the " nonlinear balance trying calculation " method, and the values of yield load and ultimate load agree with the test result better, and the curve of bending moment - curvature, bending moment - deflection can agree with the results. the second, the simplified formula for evaluation the ultimate flexural capacity of cfrp strengthened rc members is presented according to the three probable failure modes ( compression failure ; cfrp rupture ; crushing of the concrete in compression before yielding of the reinforcing steel ). it is applicable to both singly and doubly reinforced rectangular sections, as well as flanged sections

    首先利用鋼筋混凝土非線性平衡試演算法對天津大學試驗進行了分析,所得分析值與試驗結果相比,加固梁的屈服荷載、極限荷載能夠很好地吻合,彎矩率關系線及彎矩度關系線較為吻合;其次,為了滿足實際工程的需要,根據碳纖維布加固構件可能發生的三種破壞形態(壓區混凝土壓碎破壞、碳纖維布拉斷破壞以及受拉鋼筋尚未屈服時壓區混凝土已壓碎破壞) ,區別三種鋼筋混凝土構件截面形式(單筋矩形截面、雙筋矩形截面、 t形截面) ,分別給出了碳纖維布加固混凝土構件抗彎承載力的簡化計算公式和適用條件,並進一步探討了這三種截面形式下進行加固設計和復核的步驟。
  15. Based on the lithosphere rheology, we use a 3d method in space domain to calculate the flexural stress field of the continental lithoshpere in western china. in this thesis, the vertical variation of the flexural stress field is presented

    本文在前人研究的基礎上,依據巖石圈流變學,在空間域採用垂直和水平受力的多個變剛度的三維有限差分方法來計算彈性板的,從而求得相應的應力場。
  16. Observing the mechanics and effect of the new strengthening method with test and finite element method is supposed to offer a guide for technology and become valuable in theory and practice. both compression test, including four reinforced and three control specimens, and shear - compression test, including nineteen reinforced and four control specimens are being studied in this paper. the research on the curves of load - strain, load - deflection and hysteretic shows that the transverse translation of the reinforced columns is well controlled with an upgrading of both ductility and ultimate bearing capacity ( ubc )

    本文對4根鋼絲網外噴高強砂漿加固鋼筋混凝土柱和3根對比鋼筋混凝土柱進行了軸壓試驗研究,並對19根加固鋼筋混凝土柱和4根對比鋼筋混凝土柱進行了剪壓試驗研究;通過對試件荷載-應變線、荷載-線和滯回線等的研究表明,採用該加固方法能有效的約束柱子橫向變形,並對提高鋼筋混凝土柱的極限承載力和延性有明顯的效果;同時根據及加固機分析提出了適應於此加固方法的軸壓極限承載力計算公式。
  17. A sensing magnetic field and displacement type of giant magneostrictive microdisplacement actuator with the functional of sensing driving magnetic field and microdisplacement is developed, and the design theories and approaches being applicable this type of microdisplacement actuator are pointed out : a circular diaphragm type of flexible construction that acts as integration mechanism of microdisplacement transferring and sensing of giant magnetostrictive microdisplacement actuator is adopted, sheet flexure theory of elasticity mechanics and approach of finite element are applied to design and calculate it, corresponding deflection and analytic formula and distribution curve of stress are given, and the specific achieving approaches of measuring principle and magnetic field sensing function of driving field in giant magnetostricitive rod are pointed out the magnetic field sensing function of the actuator is used to practically measure driving magnetic field of actuator and to obtain the relationship of driving magnetic field and coil current, which is also analyzed and studied

    其中,採用圓形膜片式柔性結構作為超磁致伸縮微位移執行器的微位移傳遞、感知一體化機構,應用彈性力學中的薄板彎、有限元方法對其進行了設計、計算,並給出了相應的度和應力解析式及分佈線;應用電磁給出了超磁致伸縮棒內驅動磁場的測量原及磁場感知功能的具體實現方法,並利用執行器的磁場感知功能對其驅動磁場進行了實際測量,得出了驅動磁場與線圈電流之間的關系,並對其進行了分析和研究;對執行器內部的電磁路和偏置磁路結構進行了設計計算與實驗研究,為了減小驅動線圈的發熱,對其形狀進行了優化設計。
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