beam theory 中文意思是什麼

beam theory 解釋
梁理論
  • beam : n 1 梁,棟梁,桁條;(船的)橫梁。2 船幅;(動物、人的)體幅。3 (秤)桿,杠桿,(織機的)卷軸,...
  • theory : n. 1. 理論,學理,原理。2. 學說,論說 (opp. hypothesis)。3. 推測,揣度。4. 〈口語〉見解,意見。
  1. Theory analysis and practical project prove that the method of the reinforced concrete beam system bridge structure disease examination and structure damage evaluation is reasonable and viable

    理論分析與工程實例,都證明了本文的梁橋結構損傷識別及其評價方法體系的合理性與可行性;
  2. Diffraction theory for collinear dual beam z - scan

    掃描的衍射理論
  3. The fundamental principles underlying the concept of electronic beam steering are derived from electromagnetic radiation theory employing constructive and destructive interference

    電子波束控制的基本原理來自於電磁場理論的相干作用。
  4. Analysis the twist of pole change, beam of flection and spring coil of the form change and elaborated the decision its form to change of main factor, analysis and the discussion conclude theory in actually of application, change to the form of comprehension have importance of function and meaning

    摘要分析了桿的扭變、梁的彎曲和彈簧的形變,闡述了決定其形變的要素,分析和討論了結論在實際中的應用,對形變的理解有重要的作用和意義。
  5. Secondly, this paper illustrated the nonlinear phase dynamic theory of the aia array and the application of it to power - combining and beam - scaning technique. according to these theories, the coupling parameter of nearest neighbors was found by experiment, then the two - element and three - element aia array were designed, and the result of measurement was in agree with that of the nonlinear phase dynamic theory, and the beam - scaning of two - element array was realized by tuning the free oscillation frequency of the elements

    其次,本文討論了有源集成天線陣列的非線性相位動態理論以及它在功率合成和波束掃描方面的應用,包括同步工作條件、穩定條件和相位動態方程等,通過實驗確定了陣列中相鄰單元間耦合參數,並將之運用於有源集成天線二元陣和三元陣的設計,實驗結果與理論結果吻合較好。
  6. 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 )基於彈性地基理論和彈性梁的撓曲線理論,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。
  7. Being lacking of understanding of behaviors of circular working shaft, the paper proposed theory about ring - beam ' s load - distribution calculations and analyzed the structural behavior of circular working shaft ( cws ) by the numbers from the standpoint of properties of structural style and stress incorporated with thoughts of shared load introduced to research of cws. first, regarding cws as structure of series of hypothetic horizontal circular rings and vertical beams, and considering cws ' s formation and development, the paper proposed load - distribution thoughts to solve cws ' s calculations. ring - beam calculation theory was put up and software cbtlmp1. 0 was worked out based on the conditions of external applied load shared by rings and beams, and of deformation conformity

    首先,本文提出用分載思想解決圓形工作井結構的計算分析問題,將圓形工作井結構看成是由一系列的假想的水平圓環和豎直梁組成的結構,考慮工作井形成過程及形成階段與項進階段的連續性,根據某一時刻相對于上一時刻外載增量由環與梁分擔、環與梁在交叉處變位增量一致的條件將環計算理論與梁計算理論結合起來,據此建立了環?梁分載計算理論並研製了環?梁分載計算分析軟體cbtlmpv1 . 0 。
  8. Collisonal quantum interference ( cqi ) was observed in the intramolecular rotational energy transfer in the experiment of the static cell, and the integral interference angles were measured. to observe more precise information, the experiment in the molecular beam should be taken, from which the differential interference angle can be obtained precisely. in this paper, the theoretical model of cqi is described in an atom - diatom system in the condition of the molecular beam, based on the first - born approximation of time dependent perturbation theory, taking into accounts the anisotropic lennard - jones interaction potentials. the method of observing and measuring correctly the differential interference angle is presented. the changing tendencies of the differential interference angle with the impact parameter, velocity, and et al. are discussed

    分子內部轉動傳能的靜態池實驗觀察到了碰撞量子干涉效應( cqi ) ,並且測得積分干涉角,為了獲得更加精確的分子內部轉動傳能的碰撞量子干涉效應信息,實驗就必須要採用分子束實驗進行.本文理論上採用各項異性相互作用勢,應用含時微擾理論的一級波恩近似,假想在分子束實驗的條件下,建立在原子-雙原子分子體系中碰撞量子干涉的理論模型.理論上推導出微分干涉角具體表達式,通過計算定性地討論了微分干涉角隨著碰撞參數、速率等的變化趨勢,同時初步探討了實驗的正確觀測途徑,得出了採用分子束進行實驗觀測的實驗方法,為進一步進行分子束實驗提供了理論基礎,對實驗的進行起到了一定的借鑒作用
  9. 2. the transport of a relativistic - electron - beam ( reb ) in dense plasmas with a cold return electron current is examined by theory and particle simulation

    2 、系統地研究了高能電流在稠密等離子體內輸運的復雜的非線性過程。
  10. In this paper we also designed the computer optical elements based on the scalar quantity diffractive theory, which can change the laser beam into a square frame. we mainly refered to the one of those improved algorithms of gerchberg - saxton ( gs ). with the computer simulation and drawing program, the simulated diffraction patterns were gotten in this paper, the results agreed with the anticipated diffraction patterns ; in the paper we also design the computer optical elements that can shape the laser beam into a double circle shape, a lamp shape and so on

    計算機模擬成像結果與預期得到的衍射圖樣相符合;文中還討論了設計參數對成像質量的影響規律。同時,本文還用標量理論設計了把高斯光束整形為雙圓斑形光束的計算機光學元件,文中主要是參考改進的gs ( gerchberg - saxton )演算法;通過計算機模擬,得到了計算機光學元件表面的相位浮雕圖。
  11. We discussed the propagation of the atom laser beam which had non - conservation quality factor based on the theory of abcd formulation of propagation of a time - dependent quantum system

    我們試圖提供一種研究原子激光傳輸的一般方法,為進一步的實驗和理論預測提供一個理論工具。
  12. In chapter 3, we discussed the propagation of the atom laser beam, with the transverse independent of gravitate direction, which had non - conservation quality factor based on the theory of abcd formulation of propagation of a time - dependent quantum system

    第三章:本章在含時量子系統的schrdinger形式理論的基礎上初步討論原子激光? ?這種品質因子不守恆的含時量子系統的傳輸問題。
  13. The whole piezolaminated curved beam is equivalent as a single layer structure, and the governing equation of piezolaminated curved beam with small curvature is derived based on one - dimensional beam theory

    將壓電夾層圓形曲梁等效為單層結構,基於一維小曲率曲梁理論,建立其控制方程。
  14. Now, it is important to develop the composite blade researching, two measures including analysis methodology and finite methodology are provided. in this text, the finite rotation composite beam theory developed by hodges and his co - workers, during the late 1980 ' s, is adopted in order to research rotor of helicopter. a liner and two - dimension finite analytic measure is used to calculate the section characteristic and strain of the blade ; a semianalysis methodology is used to calculate the sensitive degree of section characteristic

    以giavotto的線性二維有限元分析模型為基礎考慮了復合材料槳葉的結構和變形特點,計入了剖面翹曲的影響,在此基礎上編制了具有八節點等參元復合材料槳葉剖面剛度計算的有限元程序,分析計算了復合材料梁的剖面剛度、彎曲中心、剪切中心;並利用半解析法進行剖面剛度、剪切中心、彎曲中心的參數靈敏度分析。
  15. This is why we must stress analytic method as well as numerical method, and why the distortion effect has to be introduced into classic beam theory

    在應用數值方法的同時應強調解析方法的分析,將畸變效應納入梁理論的范疇。
  16. In the scope of linear elastic theory, the consistent of the fundamental assumption between the theory of thin - walled beams and solid beams is analyzed and defined from the viewpoint of the thin plate theory. the drawback of volassov thin - walled beams theory is studied on the ground of the traverse distribution of loads on the thin plate. and, the fundamental assumption of generalized beam theory ( gbt ) is surveyed

    本文在線彈性的范圍內從薄板彎曲理論出發,討論了薄壁桿件理論與實體梁理論在基本假定上的一致性,並從薄板荷載橫向分佈形式的角度分析了符拉索夫薄壁構件理論的局限性,對考慮截面畸變的梁理論? ?廣義梁理論( gbt )的基本假定進行了探討。
  17. Based on the euler ' s beam theory and timonshenko ' s beam theory, the basic knowledge of finite element theory and the drawings of qinshen ' s high speed railway box girder bridge, the self - vibration frequency of the high speed railway box girder bridge is analyzed and studied

    基於歐拉梁和鐵摩辛柯梁理論的基本知識,結合有限元理論及秦沈客運專線遼河大橋的相關資料,對雙線整孔箱梁預應力箱梁的自振特性進行了分析和研究。
  18. In fundamental theory, adaptive optics, electrostatic actuation, flexure beam theory and squeeze film damping are researched ; in fabrication, bulk micro fabrication process and surface micro fabrication process are researched and compared, then the structure parameters and layout of a 8 x 8 micromirror array are designed using summit foundry ; in analysis, analytical and numerical method are used to perform static analysis, modal analysis, transient analysis, frequency analysis and to characterize the farfield performance of this 8x8 micromirror array. finally, in order to realize large scale micromirror array with lower snap down voltage, advices are given for further research

    在基本理論方面,通過對自適應光學,靜電力驅動,彈性梁理論和擠壓薄膜阻尼的研究,確定了微變形鏡的配置方案;在加工方面對體加工工藝, mumps工藝和summit工藝進行了研究與比較,並選用殘余應力小,表面質量好的summit工藝對8 8的微變形鏡陣列原型進行了結構設計與版圖設計;在分析方面主要對微變形鏡單元的靜態特性,模態特性,瞬態響應,頻率響應和8 8規模的微變形鏡陣列的遠場光學模型進行了研究,確定了微變形鏡的性能參數。
  19. For a naval ship with a long strength superstructure and a lot of hatch, it is difficult to evaluate the hull girder ' s strength by general beam theory because of the complexity of the hull structure

    摘要當艦船設有長度較長但開口較多的上層建築時,其船體結構的復雜性使船體總強度很難用常規的梁理論方法確定。
  20. First of all, using the timoshenko beam theory and the finite element method, according to lagrange equation, the dynamic models of flexible - link manipulators and those with joint and link flexibility are proposed base on actual displacement

    首先,基於實際位移,採用timoshenko梁理論和有限元法,由lagrange方程建立了柔性臂機器人和考慮關節柔性和臂柔性的機器人動力學模型。
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