square (geometry) 中文意思是什麼

square (geometry) 解釋
正方形
  • square : n 1 正方形，四方塊，四角；方形物。2 （方形）廣場；〈美國〉（四面都是馬路的）方陣建築；街區；（方...
  • geometry : n. 1. 幾何學。2. 幾何形狀。3. 幾何學著作。
  1. These five beginning lessons grow to include such topics as algebra, square and cube roots, geometry, botany and zoology, evolution and classification, chemistry and physics experiments, the history of math and language, grammar and sentence analysis, and so on

    這五個最剛開始的課程就是要去引出許多學習的范疇，包括像代數，平方和立方，幾何學，植物學和動物學，進化和分類，化學和物理學的實驗，數學和語言的歷史，文法和句型分析等等。
  2. At linear stage, the theoretical growth rate for the rt instability in cylindrical and spherical geometries was enhanced ( or reduced ) due to the decrease ( or increase ) in the perturbation wavelength during an implosion ( or explosion ). even in the absence of an acceleration the perturbation could grow in the convergent geometries. the amplitude growth rate was proportional to the cube of the convergent ratio in spherical geometry and to the square of the convergent ratio in cylindrical geometry

    在線性階段，已有的研究表明：一方面，在內爆（或外爆）過程中擾動波長變短（或變長） ，使得不穩定性的增長率變大（或變小） ；另一方面，即使不存在界面加速度，界面運動仍然可能導致擾動幅度的增加，柱幾何中擾動幅度的變化速率正比于界面收縮比的平方，球幾何中擾動幅度的變化速率正比于界面收縮比的三次方，並且擾動幅度的變化方式（增加或減少）只與初始時刻擾動幅度的增長速率（正或負）有關，而與界面的運動方向（向內或向外）無關。
  3. The paper has improved the existing lifting - line and lifting - surface design method by including the rake and skew and solving the optimum circulation distribution with the optimum theory. the blade geometry is expressed with b - spline for the lift - surface method. the boundary condition on the blade is transformed to minimize the summation of the square of normal velocities, the fair blade geometry can be obtained by present technique and the design quality is better

    改進了現有的升力線和升力面設計方法，在升力線設計中計及槳葉的縱傾和側斜的影響，用優化理論求解最佳環量分佈，升力面設計中用b樣條來擬合槳葉，將物面邊界條件轉化為求法向速度分量的平方最小，由此可得到光順的槳葉幾何形狀，提高和改進了設計質量。
  4. Molar ratio of 111 in methanol - dmf mixed solution. single - crystal x - ray diffraction analysis shows that it consists of a cyano - bridged chain structure. the nd atom is eight - coordinate with a distorted square antiprism geometry. each cr

    摩爾比為111在甲醇- dmf混合溶劑中自組裝得到。由x -射線單晶衍射結構分析得知其屬于單斜晶系，空間群為
  5. The linear least square fit is used in energy calibration and geometry calibration, and the nonlinear least square fit is used in peak fitting and region fitting

    其中能量刻度與幾何刻度時採用了線性最小二乘法，而能峰擬合與譜段擬合時採用了非線性最小二乘法。
  6. Taking suspension bridge anchor of runyang highway bridge as project background in this paper, considering undulating angle of rock mass structural plane, angle of mean square root slope method is established by exerting fractal geometry theory. fractal dimension of profile of rock mass structural plane is calculated by above method. and roughness degree is described quantitatively, furthermore correlativity between fractal dimension and roughness coefficient ( jrc ) is analyzed

    本文以潤揚大橋懸索橋錨碇摩阻力研究為工程背景，運用分形幾何理論，從巖體結構面起伏角的角度出發，建立了均方根坡度角法測算巖體結構面剖面輪廓線的分維數，定量描述其粗糙程度，並分析了分維數與粗糙度系數jrc之間的相關關系。
  7. The cold - formed square hollow section columns are widely used in various structures such as building structure, trusses, space frames and offshore plates etc. this paper is mainly doing the research on load carrying capacity of the cold - formed square hollow section columns under axial load, the paper includes the following main contents : ( 1 ) an elastic buckling stress for cold - formed square hollow section is presented by finite element analysis, and is compared with the result given by classical elastic buckling theory ; ( 2 ) the elastic - plastic non - linear behavior of the cold - formed square hollow section columns analyzed by ansys is presented ; ( 3 ) by using material model, and geometry nonlinear analysis, the cold - formed effect to stub columns of cold - formed square hollow section is studied ; ( 4 ) by using an material model, the geometry nonlinear analysis, the influence of initial geometrical imperfection to stub columns of cold - formed square hollow section is also analyzed ; ( 5 ) the load carrying capacity of the cold - formed square hollow section columns, which are including the cold - formed effect and influence of initial geometrical imperfection is analyzed by non - linear finite element, and the theoretical analysis results are compared with the results of experimental study and the results calculated by specification gb50018 - 2002

    冷彎方管作為軸心壓桿廣泛用於房屋結構、桁架、網架、塔架以及海洋平臺等結構中，本文主要研究軸心受壓冷彎方管的承載力性能，內容主要包括以下一些： （ 1 ）對冷彎方管的彈性臨界應力進行有限元分析，並與經典理論結果進行對比，以驗證有限元程序的適應性； （ 2 ）闡述冷彎方管採用有限元彈塑性非線性分析理論及應用ansys軟體的非線性分析方法； （ 3 ）採用彈塑性模型，考慮幾何非線性及材料非線性，對不同寬厚比的軸心受壓冷彎方管柱的冷彎效應進行有限元非線性分析研究； （ 4 ）考慮冷彎效應對屈服應力的影響，對不同寬厚比的軸心受壓冷彎方管短柱在不同初始變形下的承載力性能進行有限元非線性研究； （ 5 ）考慮冷彎效應、幾何初始變形，對不同長細比和不同寬厚比的軸心受壓冷彎方管長柱的承載力性能進行有限元非線性研究，並與試驗結果以及我國現行規范gb50018 ? 2002計算結果進行對比分析。
  8. Readily grasp basic concepts of geometry that would have been familiar to the ancient greeks, such as " point ", " line ", " parallel " and " square " versus " rectangle ", said co - author prof stanislas dehaene of the coll

    他們很輕易就能掌握幾何學中的基本概念，如「點」 「線」 「平行線」 「正方形」和「長方形」等，但他們卻沒有用來表達這些概念的語言。
  9. Researchers in france and at harvard university found that the munduruk readily grasp basic concepts of geometry that would have been familiar to the ancient greeks, such as " point ", " line ", " parallel " and " square " versus " rectangle ", said co - author prof stanislas dehaene of the coll ge de france in paris

    他們很輕易就能掌握幾何學中的基本概念，如「點」 「線」 「平行線」 「正方形」和「長方形」等，但他們卻沒有用來表達這些概念的語言。
  10. Under some circumstances, we need to describe the geometry parameters of binary multi - target regions, such as the square, perimeter, minimal rectangle enveloping the target, and centroid

    在進行多目標運動分析時，需要對二值化后的多目標區域面積、周長、外圍矩形邊界，與形心等參數進行特徵描述。
  11. The optimal systems geometry is given. secondly, by expanding the equation in a taylor series about a reference point, the linearity least square algorithm is presented

    根據定位方程非線性的特點，應用泰勒級數展開，提出了多基地聲吶定位的線性化最小二乘定位優化演算法。
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