直線坐標 的英文怎麼說
中文拼音 [zhíxiànzuòbiāo]
直線坐標
英文
rectilinear coordinates-
In the paper, we discuss the equation about angle bisector of intersecting line in the analytic geometry and the equation about the bisection planes of dihedral angles in analytic geometry of three dimensions
摘要主要討論了平面解析幾何中和空間解析幾何兩相交直線夾角平分線方程及空間直角坐標系下兩相交平面的二面角的角平分面方程。On the uniform equation of conic section in descartes coordinate system
直角坐標系下圓錐曲線的統一方程及變化動態初探The contents in this course include space right - angle coordinate system, vector ; hood face and its equation, curve and its equation, plane and its equation, beejine and its equation, conicoid
課件的教學內容包括空間直角坐標系、向量、曲面及其方程、空間曲線及其方程、平面及其方程、空間直線及其方程、二次曲面。Grid line values are usually placed in the margins of the map.
直角坐標網線值,通常均配置在圖邊。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。The grating and reticle, which linewidth errors are less than 10 % nominal linewidth, are fabricated by ldw. for the first time metallic mesh film with area 200mm 200mm fabricated by using ldw photolithography and coating technology
本文完成了直角坐標激光直寫光刻技術研究,開展了離焦激光直寫光刻的工藝研究,製作了光柵和網格分劃板,線寬誤差控制在10 %以內。The method is as follows : calculating the length, angles and coordinates of pre - cast hollow slab in cartesian coordinate system, and then adjusting the width of hollow slab beams and length of cantilever boards to make the linear cantilever slabs close to the transition of mute
具體方法是:採用直角坐標系計算預制空心板斜長、首尾夾角和起終點坐標,根據計算結果與路線線形之差,多次調整空心板梁的梁板寬度和懸臂長度,使外懸臂折線滿足路線的緩和曲線線形。This paper discussed the coordinate transformation method of wgs84 coordinate system to 1954 - beijing gauss grid coordinate. introduced transformation model of wgs84 to beijing 54 and computing method of transformation parameter. according to different model and computing method, computed and compared with the result combine real data
本文詳細討論了wgs84大地坐標轉換到北京54坐標系下的高斯平面坐標的方法,重點介紹了wgs84和北京54的空間直角坐標的轉換模型及轉換參數的計算方法,並根據不同的模型和計算方法結合實際數據進行計算和結果的比較,認為採用基線向量求解的四參數模型具有較高的轉換精度,分區變換和提高控制點精度也能提高轉換的精度。The properties of the key optical and electrical devices and the controlling mode in the system are put forwards. using the polar coordinate lines with different directions and the circulars with the same axis can be written together. by using he - cd laser ( 442nm ) as writing light source, the system can directly write line with width 05 # m on a sample
本文的主要目的是建立了一種極坐標和直角坐標相結合的激光直寫系統的原理樣機,探討系統的各部分器件的基本性能要求,為今後研製高精度激光直寫系統做好工作基礎,分析了激光直寫系統中關鍵器件的性能要求,基本控制方式,實現了極坐標方式下,任意旋轉角度直線圖形與共心圓環的光刻。By use of the relationships between the hermite polynomial and the laguerre polynomial, the eigenequations of one - dimensional harmonic oscillator and hydrogen atom are conversed into the same equations in form. therefore the relationships between energy levels and wave functions of one - dimensional harmonic oscillator and hydrogen atom are found. through the coordinates transform, the relationships between energy levels and wave functions of two - dimensional harmonic oscillator and hydrogen atom are found
首先綜述了諧振子與氫原子的基本理論的研究現狀,並在此基礎上對諧振子與氫原子的關系展開了研究,通過厄密特方程與拉蓋爾方程的相互轉化,將一維諧振子與一維氫原子的本徵值方程轉化為相同形式的方程,從而比較得出它們能量及波函數間的關系,並通過坐標變換將直角坐標系下二維氫原子的本徵值方程轉化成與曲線坐標系下二維諧振子的本徵值方程相同的形式,從而得出二維氫原子與二維諧振子的能量及波函數的關系。Sheet edges are normally either graduate lines or grid lines.
頁面圖廓,通常不是經緯網線,就是直角坐標網線。Based on analyzing the intersection curve between the rolled - piece and roll, the method of determining the nip point is put forward
基於對軋件與軋輥截交線的分析,提出了在二維直角坐標系中確定軋件咬入接觸點的方法。It ' s movement is usually known as the stochastic movement which is caused by the equal speed beeline movement and the atmosphere ' s effect
其基本運動一般可被認為是勻速直線運動附加大氣擾動等因素引起的隨機運動,選取目標運動空間為三維直角坐標系。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The new algorithm starts from an initial estimate which is based on the hough transform, and a rectangular window is centered using the current line approximation, and a new line estimation is generated by making a total least squares fit through the pixels contained within the window. this is repeated until convergence is reached. lastly, we have suggested a new technique which may recover the motion and structure parameters of a moving object by using of 21 optical flow lines based on the optical flow fields of the feature line this thesis is the project supported by aeronautical foundation science ( no. 99f53065 ) and research center of measuring and testing technologies, and control engineering in nanchang institute of aeronautical technology ( no. 2001 - 15 )
演算法的思路是:首先,在小區域內運用霍夫變換確定直線的初始值;其次,以直線的初始值所對應的直線為中心線,建立一個矩形框;最後,利用矩形框內所包含的邊緣點數據不斷地迭代直至收斂,從而達到進一步修正直線的坐標參數;本文基於特徵直線的光流場,即線流場,建立了一種利用21條光流線確定空間三維物體旋轉運動參數、平移運動參數以及對應的空間直線坐標的線性演算法。We consider all kinds of plane line representations of a plane line, and a simple and practical line coordinate system is suggested. we also present a new 3 - d line representation model. the new representation model is based on the geometry theory : the intersection of two arbitrary planes in the 3 - d space is a line in a plane
本文提出了直線坐標的概念,通過分析各種平面直線的表示方法,提出了一套簡單而實用的直線坐標表示方法,提出了一種新的空間三維直線表示法,這種表示空間三維直線方法是根據空間相交兩平面一般交於一條空間直線的思路而提出的。Rectilinear ordinates recording instrument
直線坐標記錄儀The applications contains computing mountain x ' s coordinate and the lines of resistance, querying the database of faultage, joint and the information of mining engineering
應用程序包括x山的平面直角坐標和高程求解、抵抗線求解、斷層及節理信息查詢數據庫、工程資料查詢數據庫等。The last, taking into account of the nonlinear transformation from sphere frame to cartesian frame, maneuvering target tracking is simulated by using current statistical model and converted measurement kalman filter ( cmkf ) without linearization bias in the statistical condition. the paper presents the converted measurement covariance that determines when to use the current measurements vs. the predicted state, and the simulation results are satisfied
最後,針對球坐標系與直角坐標系之間的變換是非線性變換的特點,哈爾濱工程大學博士學位論文運用統計條件下不存在線性化誤差的轉換測量卡爾曼濾波演算法,結合「當前」機動模型對機動目標進行了模擬研究。By using 21 straight lines optical flow in 3 consecutive image frames, a set of equations about 3d motion parameters were established. after solving the above equations, 12 motion parameters of 3d object and coordinates of the 3d straight line could be obtained. in fact, it is difficult to get the 21 straight lines and their correspondence
但是在實際應用當中,要找出這zi條直線以及其對應關系是很困難的,因此本文提出的運用解非線性方程組的方法,只需要6條直線的光流,就可以分步求出物體的12個運動參數,並根據求得的12個運動參數和一致的圖像坐標系中的直線坐標,求得空間直線的坐標,最終實現了3d場景的恢復。分享友人