rectangular function 中文意思是什麼

rectangular function 解釋
矩形函數
  • rectangular : adj. 矩形的,長方形的;成直角的。
  • function : n 1 功能,官能,機能,作用。2 〈常 pl 〉職務,職責。3 慶祝儀式;(盛大的)集會,宴會。4 【數學】...
  1. Considering the characters of 3 - axes coordinate system that is not included in ship rectangular frame or inertial frame, compensation conditions are deduced through studying the effects of ship - swing. the paper studies how to transfer line velocity and acceleration in the inertial frame to angular velocity and acceleration which correspond each axis, then gives the computer function scheme. servo control scheme which can overcome ship swing and realize moving - target accurate tracking is designed according to inconsistency of radar base angle and beam angle

    針對三軸軸系既非甲板坐標系又非大地坐標系的特點,既研究了船搖對正交三軸雷達系統的影響,推導實現船搖不變性的補償條件,又研究了將目標在大地坐標系中的線速度和線加速度濾波值折算到各軸對應的角速度和角加速度值的計算關系,並作出了計算機功能框圖。
  2. When the energy distribution are represented by arbitrary tabulated function ( lf = 1 ), some approximate descriptions ( e. g. simple triangular shape or rectangular shape ) of the energy distribution are applied near the threshold for some nuclides

    一般近似的能譜形狀有三角形分佈(即用三個出射能點且線?線插值描述)和矩形分佈(即用兩個出射能點且矩形插值描述) 。
  3. A rectangular diagram of a logic function of variables drawn with overlapping sub - rectangles such that each intersection of overlapping rectangles represents a unique combination of the logic variables and such that an intersection is shown for all combinations

    一種多變量邏輯函數(求值用)的方格圖,橫行表示一組變量(與取值) ,縱向表示另一組變量(與取值) ,重迭(相交)的方格表示若干邏輯變量的一種唯一的組合(與取值) ,而且表示了所有可能的邏輯變量的組合(與取值) 。
  4. Many factors regarding the modifying coefficients of circular and rectangular section are analyzed : ( 1 ) it is theoretically proved that the diffusion coefficient of cl - in concrete is dependent of modifying coefficients ; ( 2 ) through analysis of the results of numerical value calculation, it is discovered that the relation between the modifying coefficients and the thickness of protection layer of concrete is linear, from which the function expression of these two variables is gain ; at the same time, the influence on modifying coefficient of the radius of circular section and the thickness of cl - on the surface of concrete ; based on these, practical calculating method of beginning corrosion time of steel of circular section is set up ; ( 3 ) to rectangular section, the diffusion of cf in concrete is two - dimension diffusion

    討論了影響矩形截面以及圓形截面修正系數的因素: ( 1 )從理論上證明了氯離子在混凝土中的擴散系數與修正系數無關; ( 2 )通過圓形截面數值計算結果的分析,發現圓形截面修正系數與保護層厚度基本成線性關系,並建立了二者之間的聯系;分析了圓形截面半徑、混凝土表面氯離子濃度對修正系數的影響,從而建立了圓形截面鋼筋初始銹蝕時間的實用計算方法; ( 3 )在矩形截面氯離子侵蝕下,混凝土處於二維擴散狀態。本文通過計算分析,證明二維擴散的影響區域從邊角開始向中間逐步擴散,並證明了二維擴散影響區域依賴于氯離子擴散系數與氯離子擴散時間的乘積。
  5. To improve computing precision, the latter applies interpolating function of curved - quadrilateral element containing six npdes to thicking the influence surface of grillage. compared with lagrangian interpolation for rectangular element and triangle plane interpolation, this way not only improves computing precision but be more suitable for the curved - bar grillage analyzing method introduced this paper

    為了提高計算精度,本文應用六結點曲邊四邊形單元插值函數加密梁格影響面,與矩形單元拉格朗日插值及三角平面插值方法相比,不但提高了計算精度,且更適于曲桿梁格分析。
  6. Two classes of bivariate rational interpolation function on rectangular grids

    矩形網格上兩類二元有理插值函數
  7. By combining the displacement function of two - end fastened strip in finite strip method ( fsm ) with that of rectangular element in finite element method ( fem ), the compound finite strip - element method is used to solve plane problems with mechanics of elasticity

    摘要將有限條帶法( fsm )中兩端固定條和有限單元法( fem )中矩形單元的位移函數相迭加,運用混合條元法來求解平面彈性力學問題。
  8. The error analysis of double cubic spline function for rectangular ranges

    均勻矩形區域下雙三次樣條函數的誤差分析
  9. The use of wave packet to analyze the dynamics of quantum mechanical systems is an increasingly important method to the study of the classical - quantum correspondence. using the quantum gaussian wave packet analysis method, we calculate the autocorrelation function of the rectangular billiard, the peak positions of the autocorrelation function match well with the periods of the classical periodic orbits, which show that the period of the classical orbits can be produced by the time - dependent quantum wave packet method. we also discuss wave packet revivals and fractional revivals in the rectangular billiard, the results show that there are exact revival for all wave packet at each revival time. we find additional cases of exact revivals with short revival times for zero - momentum wave packets initially located at special symmetry point inside the billiard

    利用波包分析量子力學體系的動力學行為在研究經典和量子的對應關系方面越來越成為一個非常重要的方法.利用高斯波包分析方法,我們計算了矩形彈子球體系的自關聯函數,自關聯函數的峰和經典周期軌道的周期符合的很好,這表明經典周期軌道的周期可以通過含時的量子波包方法產生.我們還討論了矩形彈子球的波包回歸和波包的部分回歸,計算結果表明在每一個回歸時間,波包出現精確的回歸.對于動量為零的波包,初始位置在彈子球內部的特殊對稱點處,出現一些時間比較短的附加的回歸
  10. Taking beam with rectangular section as an example, the corresponding analytical solution of beam subjected to cosine distribution pressure is given through constructing the stress function satisfying all boundary conditions and biharmonic equation, which is a base of beam subjected to arbitrary distribution pressure

    摘要以矩形截面簡支梁為例,通過構造一個滿足所有邊界條件和雙調和方程的應力函數,給出了梁受餘弦分佈力作用情況下相應的解析解,這為求解梁受任意分佈壓力作用下解的問題打下了基礎。
  11. This paper is composed of two parts including 5 chapters. in the first part ( including chapter 2 ^ 3 ), this paper explains an improved geometry - model method to eliminating eclipse shadow, using satellite imaging theory and projection theory to convert plane rectangular coordinates into rectangular spherical coordinates. otherwise, through studying eclipse ' s shape and size, this paper uses a math - function - model to eliminating eclipse shadow

    本文共有五章,主要內容分為兩部分;第一部分包括第二、三章的內容,利用可見光雲圖成像原理以及點的投影法,將平面雲圖投影到三維直角坐標的球面上,對用於雲圖陰影訂正的原幾何模型法加以改進,得到改進的幾何模型法,並進行日食陰影訂正實驗;本文還利用數學函數模型法,通過研究月球在地球表面投射陰影的形狀及其受影響程度,從另一方面進行可見光雲圖日食陰影的訂正實驗研究。
  12. In this paper, the evaluation function of the formability of rectangle - box deep drawing was established, the effects of variable blank holder forces ( spatially ) on the formability of rectangular box deep drawing process was investigated based on the numerical simulation of sheet metal forming, the control strategy of the variable blank - holder forces in rectangular box has been developed to improve the formability and to increase the attainable pan height

    本文通過對隨位置變化的變壓邊力作用下的矩形盒拉深過程進行數值模擬,研究各部位壓邊力變化對整體成形性能影響、及其影響范圍,為分塊壓邊圈的壓邊力的調整提供一定的依據。
  13. Therefore, the common rectangular groove seals are often be changed into the curved groove with some arc degree. when the o - ring acted as sealing function is placed in the curve groove with suitable design, its stress, strain and friction are all improved so as to lengthen the service life of sealing. the finite element method has guide meaning to analyze and design of structure

    為此,普通矩形槽密封被嘗試著改為具有一定弧度的弧形槽,當徑向密封作用的o形圈被置於設計合理的弧形槽內,其受力、變形和摩擦狀況均得到改善,有助於密封壽命的提;銳有限元法對結構的分析和設計具有指導意義。
  14. A general solution of partial differential equation for transverse displacement function of anisotropic rectangular plates in bending was established in this paper

    摘要建立了各向異性矩形板彎曲的橫向位移函數偏微分方程的一般解。
  15. In the first step, we treat the actual periodical distribution function as the rectangular periodical distribution function approximately

    首先把密度周期性分佈的等離子體柵等效為沿軸向按某一周期分佈的均勻介質盤。
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