rectangular coordinates 中文意思是什麼
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The equations are written in rectangular coordinates.
這些方程是在直角座標系中寫出的。 -
The conventional linear and circular interpolation in cartesian ( rectangular ) coordinates were supplemented by polar coordinates and helical interpolation
傳統的笛卡爾的線形和環形內插法結合被極坐標和螺旋插補所補充。 -
This paper provides the general equations of the theoretical contour line and the actual contour line of roller translation follower and roller oscillating follower disc cam in the polar coordinates system and the rectangular coordinates system, respectively. the equations are not only fit for the different layouts of the relative position of follower and cam, but also fit for the different types of cam contour
分別給出了滾子直動從動件和滾子擺動從動件盤形凸輪的理論廓線及實際廓線在極坐標系與直角坐標系下的通用方程，它們對于從動件與凸輪相對位置的不同布局方式及凸輪輪廓的不同類型均適用 -
Under the circumstance that the camera is moving, the tracking rectangular coordinates are founded, and the relationship between the tracking rectangular coordinates and the forecast rectangular coordinates is given. the angle control formula of the camera & pan - tilt - device system is educed with its vision coordinates, which provides theory basis for moving vehicle tracking
在攝像機運動情況下，建立了運動車輛跟蹤坐標系，並得出了運動車輛跟蹤坐標系與預測坐標系之間的轉換關系；通過攝像機-雲臺系統所採用的視覺坐標系，推導出了攝像機-雲臺系統轉動的角度控制公式，為運動車輛的跟蹤提供了理論基礎。 -
Thirdly, the method to calculate the 3 - d dynamic responding of layered transversely isotropic saturated soils to an arbitrary buried source in cylindrical coordinate as well as to an arbitrary harmonious source in rectangular coordinate is presented respectively. based on biot ' s wave theory, the 3 - d wave equations in cylindrical coordinate for transversely isotropic saturated poroelastic media are transformed into a group of governing different equations with 1 - order by the fourier expanding with respect to azimuth and hankel integral transform method or by the double fourier transform method with respect to horizontal coordinates in rectangular coordinate. then, transfer matrixes within layered media are derived under the continuous conditions, drainage conditions and the boundary conditions
基於飽和土的biot波動理論，通過fouricr變換，將橫觀各向同性飽和土三維非軸對稱波動方程轉化為一組一階常微分方程組，再經har止el變換，建立問題的狀態方程，求解狀態方程得到傳遞矩陣;利用傳遞矩陣，結合飽和層狀地基的邊界條件、排水條件及層間接觸和連續條件，首次給出層狀橫觀各向同性飽和地基在任意地展力作用下的三維非軸對稱動力響應的解析解。 -
If applied experiential formula mechanically to calculate the dynamic moment of the tri - eccentric butterfly vavle, its errors for the results would be larger. the paper, by virtue of the postulate of flow with fixed constant, eddiless of ideal liquid, calculated laplace equation by finite difference method in rectangular coordinates, gained pressure distribution on the butterfly disc section, thereby figured out its dynamic moment under each opening angle and the method was feasible for calculating dynamic moment of symmetry or not, designed the program and described the curve of dynamic moment. finally, the paper infered their laws
採用經驗公式來計算三偏心蝶閥的動水力矩，誤差比較大，本文根據三偏心蝶閥的結構特點，利用理想流體的定常、無旋流動的假定，用有限差分法在直角坐標系中求解拉普拉斯方程，得到蝶板截面上的壓力分佈，從而計算出蝶板在各個開度下的動水力矩，設計出了求解的程序，給出了程序運行的結果並進行了數據處理從而得到了動水力矩曲線，總結了它的變化規律。 -
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。 -
In the fvcmm proposed in this paper, a special designed rectangular grid mark is required to be attached to the surface of the object. the grid nodes on the surface are treated as measurement marks. the 3 - dimensional coordinates of these grid nodes are calculated through processing the grid images which captured by four cameras
本論文提出的基於網格標記的四目視覺坐標測量系統的模型首先需要在被測量物體上覆蓋一層特殊的網格，把網格點作為測量特徵點來處理，通過對帶有網格標記的圖象對的處理、計算，得到網格點的三維坐標。
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