coordinates of curve 中文意思是什麼

coordinates of curve 解釋
曲線座標
  • coordinates : 坐標系
  • of : OF ＝Old French 古法語。
  • curve : n 1 曲線；彎曲；彎曲物。2 曲線規 （＝French curve）；【機械工程】曲線板；【棒球】曲線球；【統計學...
  1. Since pixel - level contrapose pixel coordinate, trigonometric function must be used to translate polar coordinates to pixel coordinate when the curve is described by polar coordinate. so research is very little on algorithms for generating this sort of curve by now

    由於逐點是針對象素坐標系而言，而對極坐標系下描述的曲線，在轉換到象素坐標系時要用到三角函數運算，因此目前很少提到對極坐標曲線生成演算法的研究。
  2. The one used the actual locomotor orderliness gained by reverse seeking to amend the contour curve of the cam. the new academic contour curve of the cam and tracks of polar and right angle coordinates of the center of reamer were presented

    第一種是根據反求得到的實際從動件運動規律，修正了開牙凸輪輪廓曲線，給出了新的凸輪理論輪廓曲線和刀具中心極坐標軌跡和直角坐標軌跡。
  3. The other used a similar locomotor orderliness to substitute the original by compare. the new academic and actual contour curve of the cam and tracks of polar and right angle coordinates of the center of reamer were presented, too

    第二種是通過與原開牙凸輪機構從動件運動規律相比較，採用一種相似的運動規律來替代原運動規律，也給出了凸輪理論輪廓曲線、實際輪廓曲線和刀具中心軌跡。
  4. Established the system of coordinates of roll testing, getting the parameters of equation of tooth face by solving the non - linear equations set ; according to the differential geometry and meshing principle, deduce the curvature parameters of tooth face and tooth profile, and get the parameters of instantaneous contact ellipse. emulate the contact trace and contact area of the working tooth face, and drawing the instantaneous drive ratio error curve

    建立了克林貝格擺線齒錐齒輪嚙合分析的對滾模型，通過對非線性方程組的迭代求解，得到齒面方程的各個參數;由微分幾何和切齒嚙合原理推導了齒面上齒廓和齒線方向的曲率參數，得到了瞬時接觸橢圓的參數。根據設計參數和機床調整參數繪制了工作齒面的接觸軌跡和接觸區圖形，並求得了瞬時傳動比的誤差曲線。
  5. The relative speed between movable tooth and internal gear, the coordinates of points of internal gear are calculated by matlab. then a new method of calculating the gear curve of internal gear is put forward

    並利用matlab軟體編程，求出了活齒與中心輪內齒圈的相對速度，中心輪內齒圈齒形點的坐標，從而提出了一種中心輪內齒圈齒形求解的新方法。
  6. The parametric speed of the curve is firstly approximated by the bezier polynomial which takes the lengths of control polygon ' s edges of the direction curve of normal as bezier coordinates. then the corresponding geometric offset approximation algorithm is given. moreover, an offset approximation with high precision is obtained by degree elevation of the direction curve of normal

    首先利用以法矢方向曲線的控制多邊形邊長為b zier縱標的b zier多項式來逼近曲線的參數速度，給出了相應的幾何等距逼近演算法，進一步結合法矢方向曲線的升階獲得了高精度逼近
  7. In the main - process, the coordinates of nodal points on part outline curve can be calculated by replacing this curve with a linear approximation. the codes expressed in nc program form which can be recognized by nc machine tool are got according to the coordinates of these nodal points in the post - process

    在前置處理中，用直線逼近零件輪廓，得到輪廓曲線的節點坐標：在後置處理中，根據這些節點坐標按照數控程序的格式得到數控機床可以辨認的程序代碼。
  8. This shows that their knowledge of the circle enabled them to calculate the coordinates along this vertical curve. accordingly, the construction workers followed precise dimensions in their executed circular curves

    這表明他們的圓周知識使他們能夠計算沿這個直立的曲線的坐標。因此建築工人按照精確的尺寸用於完成圓周曲線。
  9. In terms of the relation of coordinate of physical plane and strain plane, stress and strain field distribution curve expressed by polar coordinates in damage area is derived, when n = l, the result is same as that given by c. h. popelar

    由物理平面與應變平面坐標間的關系，得出了極坐標中損傷區應力、應變場的分佈。當n = 1時，所得結論與c
  10. The image of the curve is obtained by planar ccd system. the author independently works on : ( 1 ) the image processing : ( 2 ) the imaging model of the ccd cameras, that is the coordinate transforming relationship between the image coordinates and the corresponding world coordinates : ( 3 ) the method of curve connection : ( 4 ) the experiments of the figures of the wheel trackside profile and calculation of the flange thickness related to the wheel wear

    作者獨立完成的工作包括： （ 1 ）對車輪輪廓的激光曲線圖象進行處理； （ 2 ）建立了左、右ccd攝像機的實際攝像模型，推導出圖象坐標到物方實際坐標的變換關系； （ 3 ）研究了幾種曲線拼接方法； （ 4 ）通過實驗，應用曲線拼接方法確定輪廓曲線的形狀，最終算出反映車輪磨損的重要參數。
  11. By way of theoretical analysis, the relationship between settling angle on a planar curve and the polar coordinates of the same curve was obtained, and the polar equation of a curve that passed through two fixed points and had the specified directions at these two points was also derived

    摘要通過理論分析與數學計算獲得了平面曲線上任一點處安放角與曲線極坐標方程的關系，同時導出了通過平面上兩定點且在兩定點處有給定方向的曲線的極坐標插值方程。
  12. 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。
  13. The computation and lay out of compound curve coordinates

    復合曲線三維坐標的計算及其測設
  14. Draw up and application of a computer program for roads ' plane curve coordinates

    道路平曲線坐標計算程序的編制與應用
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