plane coordinate 中文意思是什麼

plane coordinate 解釋
平面坐標
  • plane : n 懸鈴木屬樹木。n 1 平面,水平面,面。2 (知識等的)發達程度,水平,階段。3 【航空】機翼面;〈常 ...
  • coordinate : adj 1 同等的,同位的;協調的,配合的;【語法】對等的。2 【數學】坐標的。3 (圖書、資料編目)交叉...
  1. 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。
  2. Using coordinate transformation method, the formula of imv on every point of image plane was deduced, and it included almost all motorial factors : the flight velocity of aircraft, roll, pitch, yaw, camera ' s scan and so on. thus, it is a precise formula, and it is also applied to frame cameras and push _ room cameras with array ccd

    利用坐標系變換的方法可推出像面上各點的像移速度公式,該公式包含了幾乎所有的運動因素:飛機的前向飛行、飛機的姿態角變化、相機自身的擺掃運動等等,是精確的像移速度公式。本公式同樣適用於畫幅式航空相機和線陣ccd推掃型航空相機。
  3. Polar coordinate plane

    極坐標平面
  4. When applied in the analysis of high - dimensional bifurcations and structural stabilities a series of coordinate plane projection ( cpp ) transformations are done firstly. then investigate the property of the original system through these 2 dimensional time - varying linear subsystems. the fine structure and mechanism are explored with tspdr

    Tspdr應用於高維分岔、結構穩定性的分析時,先對原系統進行cpp變換,然後通過對一系列2維時變線性系統的分析來研究原系統的性質,觀察其微觀結構,揭示其運動機理。
  5. By the help of geometric significance of plane or space curve and space surface, and by use of the symmetry of curve and surface to coordinate axis and coordinate surface, how to use the symmetry to calculate the surface integral and curve integral is discussed for the odd ( even ) functions that are defined on the curve or surface with symmetry

    摘要藉助于(平面)空間曲線及空間曲面的直觀幾何意義,利用曲線、曲面關于坐標軸及坐標面的對稱性,探討了對于定義在具有對稱性的曲線、曲面上的奇(偶)函數,如何利用對稱性計算曲線積分及曲面積分。
  6. On the condition of “ many - head ” and “ small drive ratio ” , the plane double enveloping hourglass worm can not settle the problem of undercutting and sharpening simultaneously. it has devoted to a new type hourglass worm _ sphere double enveloping hourglass worm. the coordinate system is established according to the frock. the meshing equation and the tooth equation of worm and gear have been developed and the distribution of contact line on gear tooth is analyzed. to evaluate the meshing quality , four meshing quality indexes and five original parameters are put forward. through mass programming computing , the relations between meshing quality and original parameters are derived and depicted by graphs

    考慮到平面二次包絡環面蝸桿傳動在多頭小傳動比條件下根切與齒頂變尖的矛盾很難同時解決且嚙合性能較差,介紹了一種新型環面蝸桿傳動? ?球面二次包絡環面蝸桿傳動.在研究過程中,根據工裝建立了坐標系,根據一二包過程的運動關系推得了嚙合方程和蝸桿與蝸輪的齒面方程,分析了蝸輪齒面上的接觸線分佈.為了評價嚙合性能,提出了4項性能指標和5項原始參數,通過大量編程計算得到了嚙合性能指標與原始參數之間的關系,並以圖表直觀的表示
  7. By means of the transformation from the focal coordinate system to the observation system, we obtained the external normal vector of the focal fault plane expressed in its observation system, and obtained the macrodamage degree of the researched block, which is calculated in dyadic

    由震源坐標系表示的震源斷層面換算到觀測坐標系得到其外法向矢量,可求得研究地塊以地震裂紋密度張量計算的宏觀損傷度的變化。
  8. In order to prove the existence of the periodic boucing solutions, firstly we will introduce a new coordinate transformation, transform the system from right half plane to the whole plane. and give the relation of the eigenvalues of hill ' s equation and the rotation numbers, using this approach and pioncar - birkhoff twist theorem, we proved the existence of the periodic bouncing solutions for asymptotical linear oscillator

    對于周期解的存在性證明,我們引進新的坐標變換把右半平面上的碰撞問題轉化到整個平面上,給出旋轉數與hill方程的特徵值的關系,並以此來度量漸近線性振子,再應用pioncar - birkhoff扭轉定理得到周期碰撞解的存在性。
  9. As an application of succeeding, a numerical example of max - cut is given. 3. several semidefinite relaxation detection strategies of the cdma maximum likelihood multiuser detection are investigated. rounding, coordinate descent, cutting plane and branch and bound based on quadratic programming algorithm are presented to get the suboptirnal solution

    本文紿出了基於半定規劃模型尋求多用戶檢測問題次優解的幾種重要方法,包括隨機擾動法、坐標下降法、半定規劃的割平面法和二次規劃的分枝定界法等
  10. The conformal microstrip antenna with some unique character has been applied in many fields, especialy on speedy objects. in this paper, an efficient fdtd algorithm is introduced to analyse the microstrip antenna. firstly, the fdtd formula in descartes coordinate system and in cylindrical coordinate system are obtained from the time _ dependent maxwell equations using the yee algorithm in a calculating region where the dielectric parameters are independent of time and space. the choice of the space discretization units and the time discretization interval are discussed which are decided by the accuracy and stability respectively. the shape and setup of the excitation source are discussed too. the excitation source is chosen to be gaussian pulse in shape. secondly, the mur ' s first - order and second - order boundary condition are deduced in cylindrical coordinate system. the methods of transforming radiation fields from near zone to far zone in the frequency domain and in the time domain are presented when fdtd is applied to analyse the characteristics of far zone. finally, three kinds of microstrip antennas are analysed. they are a slot antenna that lies on a plane ground of a microstrip, a slot antenna that lies on a cylindrical ground of a microstrip and a microstrip line _ fed aperture coupled stacked rectangular patch antenna in cylindrical coordinate system

    本文從麥克斯韋旋度方程出發,建立了笛卡兒坐標下無源空間中均勻無耗媒質的fdtd基本方程和圓柱坐標下無源空間中均勻無耗媒質的fdtd基本方程,詳細討論了fdtd法計算中時間步長和空間步長的選取原則以及激勵源的類型和設置;推導了mur一階和二階邊界條件在圓柱坐標下的差分格式;給出了在用fdtd法計算天線的遠場輻射特性時必需採用的頻域和時域近場遠場變換技術;最後用fdtd法計算了平面微帶縫隙天線、柱面共形微帶縫隙天線和柱面共形微帶層疊天線的輸入阻抗和遠區輻射場,並分析了天線的一些參數的變化對天線輸入阻抗的影響,得出了一些有用的結論。
  11. Given that the drawing of plane arrangement maps of electrified railway contact net is one of the important junctures of the whole contact net design, starting from the perspective of system, the paper firstly analyzes the drawing task of the plane arrangement maps of railway contact net in details and presents the structure and function of the system, secondly discusses the formulation of consumer menu and dialogue frame and lists the main controlling program of dialogue frame, then by analyzing the involved data of originally drawing course gives and realizes the management of the original drawing data, which achieves the drawing of choosing inter - station and station, the establishment of drawing papers and drawing form, the setting - up of character height and the drawing form coordinate points and drawing starting points and the preserving routes of data documents of drawing form and the note - marking column and the size of subsidiary table

    系統是基於autocad2002平臺,在visuallisp環境下,採用面向對象的編程方法,運用參數化設計的原理,設計開發了運行於windows9x ~ xp上的電氣化鐵路接觸網平面布置圖參數化繪圖系統。電氣化鐵路接觸網平面布置圖的繪制是接觸網整體設計中極其重要的一環,本文從系統的觀點出發,首先對鐵路接觸網平面布置圖的繪制工作做了詳細分析,提出了系統的結構和功能;然後詳細討論用戶菜單及對話框的定製,並列出主要的對話框控製程序;接著通過對初始化繪制圖形過程中所涉及的數據的分析,提出並實現對初始化繪圖數據的管理。
  12. About the large deformation description, a multi - floating coordinate system is adopted. it can effectively reduce the error of discretization. this paper deals with the design of restrained variable structure control in the way of phase plane analyse, which is concise and avoids complex mathematical descriptions. a new method is promoted for flexible spacecraft control by describing flexible spacecraft dynamics equations as t - s fuzzy model and designing a pdc fuzzy controller

    將撓性航天器姿態動力學方程描述為t - s模糊模型為撓性航天器控制提供了新思路;模擬結果表明,基於t - s模型的pdc模糊控制器能滿足撓性航天器大角度姿態機動的精度要求,並能有效抑制帆板振動,具有一定的智能性。
  13. The results of experiments shows that core column can increase flexural and shear resistant capacity and improve deformability and entirety of composite walls ; it is coordinate ductility of two composite walls joining wire or steels out - of - plane ; the seismic of composite walls joining with wire is fine than joining with steels ; the deformation of out - of - plane only affect the crack - loading, the ultimate carrying capacity and ductility in - plane nearly has no change

    墻片試驗表明:芯柱可以增加復合墻體的抗彎和抗剪承載能力,改善墻體的變形能力和整體性;分別應用鋼絲網片和鋼筋連接的兩種復合墻體的平面外延性大致相同,內外葉墻協同工作良好;內外葉墻之間的連接提高了外葉墻砂漿層抗拉強度,同時也提高了復合墻體向外葉墻方向的抗推和抗拉承載力。
  14. Article 8 the state shall establish a nationwide unified geodetic coordinate system, plane coordinate system, vertical system, geocentric coordinate system and gravimetric system, and define the classification of orders and classes and precision of the national geodetic survey, as well as the national basic scale map series and their basic precision

    第八條國家建立全國統一的大地坐標系統、平面坐標系統、高程系統、地心坐標系統和重力測量系統,確定國家大地測量等級和精度,以及國家基本比例尺地圖的系列和基本精度。
  15. First, by using coordinate rotation, we have discussed the computer - generated hologram composed by planar object whose plane does n ' t run parallel with that of its hologram. second, through coordinate transform, the computer - generated hologram of curvy planar object has been discussed again, in which, conformal map in computer graphics has been creatively applied, and generated the computer - generated hologram of simple curvy plane ( e. g. spherical surface ) ; also, in this section, the correctness of transformation has been confirmed by numerical reconstruction

    首先利用坐標旋轉討論不平行於全息面的平面所構成的物體的計算全息圖:接著採用坐標變換討論曲面物體的計算全息圖,創造性地將計算機圖形學中的共形對應原理運用到計算全息中,生成了簡單曲面(如球面)物體的計算全息圖,並用數字重現驗證了變換的正確性,為今後復雜三維物體的計算全息圖的研究奠定基礎。
  16. Establishment of plane coordinate conversion model based on rodrig matrix

    基於羅德里格矩陣的平面坐標轉換模型的建立
  17. Plane coordinate intersection table

    圖廓點直角坐標表
  18. Optimization of plane coordinate system in shenfu - dongsheng mining area

    神東礦區平面坐標系統的優化選擇
  19. Selection principle and method of plane coordinate system for changjiang river levee

    長江堤防工程平面坐標系統選用原則和方法
  20. Article 9 relatively independent plane coordinate systems may be established in local areas on account of the needs of construction, urban planning and scientific research

    第九條因建設、城市規劃和科學研究的需要,局部地區可以建立相對獨立的平面坐標系統。
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