面矩 的英文怎麼說

中文拼音 [miàn]
面矩 英文
moment of area
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : 名詞1. (畫直角或正方形、矩形用的曲尺) carpenter's square; square2. (法度; 規則) rules; regulations 3. [物理學] moment
  1. The aerodynamic forces on any control surface produce a moment about the hinge.

    在任何操縱上的空氣動力均產生圍繞其鉸鏈軸的力
  2. This thesis investigates parallel solving the generalized eigenvalue problem ax - bx deeply, and proposes some new algorithms

    本文從理論和實驗兩方深入研究了分散式環境下實陣廣義特徵值問題ax = bx的并行計算,提出了一些新的演算法。
  3. B - u - u - ust me said mr. cruncher, who all this time had been putting on his clothes, if i ain t, what with piety and one blowed thing and another, been choused this last week into as bad luck as ever a poor devil of a honest tradesman met with

    他媽的! 」克朗徹先生一穿衣服一說。 「我上個禮拜不走運,遇到了一件又一件的倒霉事,一個規規的可憐生意人所遇到的最倒霉的事!
  4. The influencing factors of coal arch camber in planomural coal bin and coal drop pipe with rectangular or circular cross section during coal drop are studied theoretically

    摘要對落煤過程中平壁煤倉及截形狀分別為形、圓形的落煤管起拱的影響因素進行理論研究。
  5. 4th : the ladder coconut palm is the rectangular only then tubular design, four sides stress, anti - curved performance fine, is not easy to twist the distortion

    4梯梆為形方管式設計,四受力,抗彎性能優良,不易扭曲變形。
  6. Frame columns inset the filler - wall, avoided the influence that the comer of the room columns outstanding to indoorses view and take up the using space. at the same time, this structure has some advantages as the frame structure, such as arranging neatly, comparting easily etc., deeply welcoming by inhabitant and real estates company, is a building structure system that have the vast development foreground and satisfying the request of green building ". current, the reinforced concrete special - shaped columns structu re system lacks the actual measuring data of earthquake damage and the comprehensive aseismic performance of structure system, the structure system not yet is included in the national code, needing the thorough research

    鋼筋混凝土異型柱結構體系,採用t形、 l形、十形截柱代替傳統的形截柱,以輕質材料製作的框架填充墻代替自重較大的粘土磚填充墻;框架柱隱于墻內,避免了屋角柱楞突出對室內觀瞻及佔用空間的影響,同時,又具有框架結構布置靈活、易於分隔的優點,深受住戶及房地產開發商的歡迎,是一種滿足「綠色建築」要求並具有廣闊發展前景的建築結構體系。
  7. This text firstly wields theories and ploys as strategical administration matrix, balance - point of profit and loss, five competitory models and burgeoning strategical administr ation, which is to make a comparatively embedded analysis on broadband inside - and - out side condition including technical level, consumer characters, competitive status and mark eting status, etc, to bring forward available correspondence hypothesis of consumere and to put forward two ways - out for small - and - medium sized providers by swot matrix and big strategy matrix. one is gradualism retreat tactic. considering the particularity of broadband network industry, this text gives the design of gradualism retreat pattern. the other is incorporate strategy of scale domino and much more effective negotiationchip. especially, this text puts emphasis on discussion of incorporate implement methods, proposing to adopt the way of demanding contrast prise - fixing and output pluralism of products so as to induce the consumers to cut down marketing breeding periodicity, use crm to establish core competity for small - and - medium sized providers and simultaneously lay a foundation of next commingle dealing in this field

    本文運用戰略管理理論中戰略管理模型、價值鏈、盈虧平衡點、五種競爭力模型、新興產業戰略管理、市場營銷學等思想理論和方法,對寬帶網產業內外環境(包括技術、競爭狀況、市場狀況等)進行詳細分析,總結了中小型寬帶網運營商在市場營銷、資源配置、經營成本、產品結構、政策管制等幾個方的優劣勢,並析出其中的關鍵因素,運用大戰略陣、 swot分析陣,提出中小型寬帶網運營商一進一退兩種截然不同的發展戰略,即「漸進式退出」策略和「一體化」策略。
  8. Based on the three new supposition and the tow new mechanical tools : moment vector and radius vector, the warping theory introduced the analytical method of the rotation of a cross section around a fixed axis, so as to make the space stability of the thin - walled member complanate and one - dimensioned

    翹曲理論以三條新的假定和新建立的彎矢量和轉角向徑兩大力學工具為基礎,提出了繞定軸轉動的分析方法,使薄壁構件的空間變形平化、一維化。
  9. Direct calculation of symmetric reinforcement for rectangular cross sectional little eccentric compression member

    形截小偏心受壓構件對稱配筋的直接計算
  10. Areal patterns may be rectangular or along concentric circles, depending on the nature of the noise and on the space available for the array.

    積組合可以是形的,或者沿著同心圓周布置,這取決于噪音的性質以及允許的組合間距。
  11. Second, more feature points are extracted for advanced registration based on projective transformation. compared with the ordinary method, our method has a better robust feature with higher accuracy, it also has a fully automatic feature so it need little human intervention in the whole process. the image segmentation, feature extraction, feature correspondency, and transformation model of multi - modality medical image registration are also studied in this paper

    本研究的創新之處:針對rf和fa視網膜圖像的特點,提出了新的血管細化的新方案;在特徵點提取方,提出了「三輪定心」這種新的特徵點提取方法;提出了由「粗配」到「細配」的混合配準方法;力主軸法用於圖像配準參數的估計及對應性尺度參數范圍的定值。
  12. In this dissertation, through computer simulation, the problems of modeling, control and guidance of auvs are presented. the first part of this dissertation addresses the problem of dynamically modeling of auvs, and derives thrusters " two - dimension nonlinear dynamic model, which has axial flow speed and propeller rotational velocity as two state variables, voltage or current of motor as inputs, and thruster force and torque as output. the second part focuses on the nonlinear adaptive sliding mode control of auvs in diving plane and steering plane

    本論文系統研究了自主式水下航行器的建模、非線性自適應滑模控制、以及深度調整和水平導引方法等問題,具體成果和創新點如下1 、根據流體力學理論,建立了螺旋槳推進器的動態模型,它以螺旋槳來流速度v _ p和螺旋槳轉速n為狀態變量,以電機施加轉為輸入,螺旋槳推力t和轉q為輸出。
  13. Then following reality constituent of engine and connecting component interface, a nonlinear signal cylinder engine model has been created, though fire interval and fire order, a control - oriented four cylinders engine is build. following dynamometer is seen as load, performance of engine is simulated and researched under the condition of constant torque and speed, validation of the math and simulation model have been confirmed by comparison result between simulation with test result of engine performance simulation software dyno

    按照發動機的實際組成,根據各部件的介類型連接模型庫中的部件,建立了單缸發動機非線性模型,在此基礎上,依據發動機實際發火間隔和順序,建立了向控制的四缸汽油機模型,並以測功器為負載,通過恆轉和恆轉速方式進行了發動機性能模擬和研究,模擬結果和發動機動力性能模擬軟體dyno測試結果的對比驗證了數學模型和模擬模型的正確性。
  14. The targets shapes include : tube, sheet, powder, plate, rectangle and wreath which can also provide metalized and bonding service for the customers

    靶型有:管狀,片狀,粉狀,圓盤形,平面矩形,環形,規格齊全,也可為用戶提供金屬化和幫定服務。
  15. Employing perturbation method and numerical simulation, we study the flow in rotating helical pipes including different rotations, different cross sections ( circular, elliptical, annular and square cross section ), and different geometrical structures

    採用攝動方法和數值計算方法,研究了處于多種旋轉狀態下、多種截形狀(圓截、橢圓截、環形截形截) 、不同幾何結構旋轉螺旋管道流動。
  16. Based on the review, the fluid flow and heat transfer in the curved circular and rectangular pipes have been researched by employing perturbation method and numerical simulation with a physical model under the rotational orthogonal curvilinear coordinate in a rotating curvilinear pipe with multi - parameters. we firstly analyzed the fully developed fluid flow and heat transfer, mixed convection heat transfer, the development of flow and heat transfer in the inlet in different cross section ( circular, elliptical, annular and rectangular crossection ). the variations of the secondary flow, axial velocity, distribution of temperature, the friction force on the wall, the ratio of friction factor as well as the nusselt number with different dimensionless parameters had been examined in detailed

    本文在總結和分析了一個世紀以來有關曲線管道流動和換熱特性的研究成果的基礎上,以旋轉正交曲線坐標系統下的多參數旋轉螺旋管道中的對流傳熱為物理模型,通過攝動方法和有限體積法,首次對各種截(圓截、橢圓截、環形截形截)旋轉曲線管道內充分發展流動的流動結構和傳熱特性(包括耦合對流傳熱特性)以及旋轉曲線管道開口段發展流動的流動結構和換熱特性進行了系統的數值模擬和理論分析,詳細討論了各種無量綱參數對管道內軸向速度分佈、二次流結構、溫度分佈、壁摩擦力、摩擦系數比以及管道nusselt數的影響,獲得了若干創新性成果。
  17. With the concept of equivalent conductivity plate, we presented a calculating method for the interactions among particles in a single chain and among chains in anonpolar liquid. thus the interactions in a single chain and in different 2d structure is obtained. further, we get their stress - strain relationship. the results show the interactions among chains significantly enhanced the anti - shear capacities of er fluids

    用等效電導平板建立了非極性液體中單鏈粒子之間以及鏈與鏈之間相互作用力的計算方法.分別計算了單鏈、平密排結構、平面矩排結構的準靜態應力應變關系和屈服應力.通過和單鏈結構比較發現,平密排結構中鏈鏈之間的相互作用力使結構的屈服應力(平均到每條鏈)增大,且隨著鏈數的增加,增強作用顯著
  18. Static moment of the surface

    靜力表面矩
  19. First moment of the surface

    靜力表面矩
  20. Five programs have been developed with the subroutines mentioned above. these programs are used to analyze rectangular waveguide inductive iris filters, rectangular waveguide e - plane metal - insert filters, h - plane rectangular waveguide right corners, h - plane rectangular waveguide t - junctions and waveguide diplexers, respectively

    論文利用形波導平不連續性模式分析的這些子程序,編寫了5個程序,分別用來分析形波導電感膜片濾波器,形波導e金屬插片濾波器, h面矩形波導直角彎頭, h面矩形波導t形結和形波導雙工器。
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