定坐標系 的英文怎麼說

中文拼音 [dìngzuòbiāo]
定坐標系 英文
fixed coordinates system
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • : Ⅰ名詞1 [書面語] (樹梢) treetop; the tip of a tree2 (枝節或表面) symptom; outside appearance; ...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  1. Specification for establishing a wafer coordinate system

    晶片規范
  2. In short, vector data take the simplest topological entities - points, lines, and polygons - and anchor them within a 2 - d cartesian coordinate system to describe geographical features

    簡言之,矢量數據利用最簡單的拓撲實體點、線和多邊形,並在二維笛卡爾統中固它們來描述地理特徵。
  3. Firstly, in spherical coordinate system, the sovp formulation for the time - harmonic electromagnetic fields of the current dipole in conductive infinite - space is derived, using reciprocity theorem and transforming relations between special functions. then, selecting appropriate coordinate system, using superposition principle, the boundary - value problem of modified magnetic vector potential on the problem of a time - harmonic current dipole in spherical conductor is solved and analytical solution is obtained. finally, by means of the addition formulas of legendre polynomial and spherical harmonics function of degree n and order 1, the analytical solution in spherical coordinate system specially located is transformed into that in spherical coordinate system arbitrarily located

    首先利用特殊函數間的轉化關和互易理推導得到了無限大導體空間中球下時諧電流元電磁場的二階矢量位形式:然後利用疊加原理,選擇合適,求解了導體球中時諧電流元的修正磁矢量位邊值問題,得到了問題的解析解;最後依據不同下電磁場解的轉化原理,藉助勒讓德多項式和n次1階球諧函數的加法公式,將特殊安放時的電磁場解析解變換到一般安放時的解析解,給出了球內電場和球外磁場的並矢格林函數。
  4. 3. through the realization of orientation picture showing in three - dimension, solve the problem that there is no way to show how rr, any located points exist in a little region when the located pictures shown in ichnography

    為加強罐底位軟體的分析功能,建立了以罐底為xy平面的三維直角,編制出相應的罐底三維位軟體。
  5. During the evaluation method for the precision of missile aiming on the sea, setting up test structure system, confirming demand coordinate, putting up installation and calibration to test frame of missile silo, in the course of navigating, it was analyzed and calculated the direction error that brought by the incorrectness of the position of longitude and latitude

    在海上瞄準精度鑒方法中,建立了試驗構建體,確了必要的,對彈筒試驗支架進行了裝調、校正和實際。對艇在航行過程中,由於艇的經、緯度不準確而帶來的位誤差的影響進行了分析與討論。
  6. In astronomical coordinates ( reference mark is north latitude 43. 9 ), analyzed is the effect of azimuth angular velocity, acceleration and altitude angular velocity, acceleration etc. some formulae were given to compute all correlative quantities. with regard to the course of data processing beforehand, the thesis focuses on outliers eliminating technology because of outlier increasing acutely of high - elevation tracking ( approaches 10 - 20 % )

    在觀測中推導出確天頂盲區理論范圍公式和滿足過天項跟蹤條件的關式;在天文中以長春衛星觀測站(北緯43 . 9 )作為計算基準,分別討論了方位、俯仰方向的角速度、角加速度等對天頂盲區的影響,在理論分析上為解決過天頂跟蹤問題打下了基礎。
  7. The way to get ko was given in this paper. by this way, the turbulence control equations were constructed from reynold equations with static pressure supposition and boussinesq ' s turbulence viscidity coefficient supposition and the salinity transportation equations, which are representative of the matter transportation equations, are given. the integrated deduction and corresponding boundary conditions are also given

    根據上述思想,從雷諾方程出發,採用靜壓假和包辛內斯克的紊動粘性數假說,建立了新中的紊流控制方程組,同時給出了對物質輸運過程具有代表性的鹽度輸運方程、相應的邊界條件及完整的推導過程。
  8. Due to the moving base existence of the minehunting and the frame structure characteristic of the sonar array, a new modeling thought in which the boat body coordinates is regarded as moving coordinates and the whirligig equation of sonar array compared with the self coordinates is founded on the basis of the euler ' s theorem and the coordinate transform is introduced. the dynamic equations of minehunting sonar array with the state matrix form are founded by settling the dynamic models with the vector form. so it offers theory foundation for analyzing the dynamic characteristic and designing robust control

    由於獵雷艇作為動基座的存在和聲納基陣的框架結構特點,提出了以艇體為運動,運用變形的歐拉理和變換建立聲納基陣相對自身的旋轉運動方程的建模思想;將所建立的矢量形式的動力學模型展開整理,獲得了狀態矩陣形式的獵雷聲納基陣動力學方程,為統動力學模型的實用化奠了基礎。
  9. Firstly, the methods to restrain the effect of ship swing are studied for two - axes shipbome radar. two different methods based on ship rectangular frame and inertial frame are proposed separately according to consistence of radar base angle and beam angle

    本文首先研究了艦載兩軸雷達統抑制船搖的方案,對雷達天線轉角和波束轉角一致和不一致的情況,分別提出了基於甲板和基於大地的不同方法。
  10. The error signal for the robot controller is therefore defined in cartesian coordinates

    機器人控制器的誤差信號義在直角
  11. Tracking performance is bad to anti - jamming and unstable in cartesian coordinate using ekf because of the bearing - only problem existing in the ir sensor

    由於紅外傳感器只能獲得角測量信息,在直角下子跟蹤統不穩,抗干擾能力差。
  12. A normal transform is introduced, and there are enough much grids in the region between the critical layer and the wall, where the variation of the disturbance is the quickest. the finite - difference of governing equations with fourth - order accuracy in the normal direction is utilized in full regions including points close the wall, and is very important for accurately discreting equations. the combination of global and local methods is implemented, and a new iterative formula is derived

    對于曲線下的拋物化穩性方程,文中發展了求解的高效數值方法:引進法向變換,使得在臨界層與壁面之間的擾動量變化最快的區域有更多的法向網格點;導出包含邊界鄰域在內的完全四階精度的法向有限差分格式,這對方程精確離散至關重要;採用全局法和局部法相結合的方法及其新的迭代公式,大大加速收斂並得到更精確的特徵值。
  13. The vision sensor is fixed on the end - effector of the robot. when the robot makes a linear movement along the " v " measurement track, the linear light from the laser electropult on the sensor is projected on the track to shape laser strip with three turning dots and imaged in ccd camera. the relation between the sensor coordinate and the measurement track coordinate can be computed by image processing and pose measuring, which indirectly describes the characteristic of the robot ' s linear trajectory

    統利用結構光幾何成像原理和視覺圖像處理技術,將視覺傳感器固在機器人末端,當機器人沿「 v 」形測量軌道做直線運動時,傳感器上的激光發射裝置發出的線狀光源投射在測量軌道上,形成具有三個拐點的激光條,並在ccd攝像機中成像,通過圖像處理技術和位姿測量技術,得到傳感器相對于測量軌道的位姿關,從而間接描述機器人的直線軌跡特性。
  14. According to their connection mode, the first motion code is modified. furthermore, the other g codes of milling machine is studied in this paper, most of them have been appended into this system. including cannon cycle,

    此外,本課題中對銑床其它nc代碼也進行了研究,將絕大部分銑床nc代碼添加到了統中,主要包括固循環指令、平面選擇、選擇、旋轉、縮放、鏡像、子程序調用等。
  15. Advantages of geodesic coordinate system and its application to exact positioning of large cities

    測地的優良性質及其在大城市精密位中的應用
  16. A very important one is the intersystem prediction and analysis of electromagnetic compatibility to the radio systems in this electromagnetic environment. this paper presents research on the intersystem prediction and analysis of electromagnetic compatibility to the radio systems positioned by the geographical longitude and latitude coordinate system and the elevation system. it can give assistant solution to the interference among the radio systems so as to avoid functional degradation and even failure after the systems disposed and mounted and the money and time wasting

    本文對處于陸上局部區域內的、以經緯度地理和高程進行位的無線電統間的電磁兼容性預測進行了研究,以對統間的相互干擾情況作出預測,給解決局部區域中無線電統間相互干擾問題的方案提供支持,以避免在統布置、安裝完成之後出現相互干擾情況而使統性能下降,甚至失效,造成資金和時間的浪費。
  17. In chapter 2, author points out firstly that the elastic deformation of elastic units of a robot ' s wrist force sensor will be enlarged by the end - effector, the instruments and the work pieces, so the elastic deformation of the sensor will influence the location accuracy or kinetic accuracy of end point of a robot, under the condition of that the robot technology facing the developing of heavy load, light mass and high accuracy. it is discussed respectively that the relationship between the differential kinemics in the sensor ' s coordinate and the location accuracy or kinetic accuracy of the end point. error matrixes of location and kinemics of the end point are presented respectively based on the differential kinemics in the sensor ' s coordinate, and the on - line error compensation methods are introduced subsequently

    第二章首先指出機器人腕力傳感器彈性體的彈性變形經過機器人末端連桿、工具、工件等的放大后,會對機器人末端精確位和運動產生的影響;然後分別研究了傳感器內的微分運動與機器人末端工件精確位、運動的關;在此基礎上,研究了基於腕力傳感器彈性體微分運動的機器人末端位、運動誤差的誤差矩陣及其在線誤差補償方法;基於機器人動力學的機器人末端位、運動誤差的誤差矩陣及其在線誤差補償方法;最後,以puma型機器人為對象,給出了基於腕力傳感器內微分運動的機器人末端位、運動誤差及其在線補償方法的模擬實例:給出了基於機器人動力學的機器人末端位、運動誤差及其在線補償方法的模擬實例;模擬結果表明, 1 )基於腕力傳感器的機器人末端位誤差在腕力傳感器允許的載荷下可達十分之幾毫米級。
  18. Two amelioration methods were presented in this paper optimized schemes for the choice of assistant nodes in the construction of the local coordinate system ( lcs ) and for the combination of lcss in the construction of network coordinate system ( ncs ). it can effectively reduce the communication cost in the construction courses of lcs and ncs with no influence on the localization coverage

    本文提出相應的改進方法局部構建過程中輔助節點對的優化選擇方法和全局構建過程中局部的優化合併策略,可在不影響原演算法位覆蓋率的前提下,有效降低它在構建本地局部和合併構建網路全局這兩個主要過程中的通信開銷。
  19. Body fixed system

    物體固定坐標系
  20. In this paper we do some research on gyro - free inertial measurement as follows : we do some researches on the calculation of angular velocity which is quite critical in inertial measurement system and also deduce the output equation of the accelerometers in a specific coordinate

    本文將就以下幾個方面對無陀螺慣性測量進行研究:對無陀螺慣性測量中的關鍵問題即角速度的解算進行了研究,推導了特定坐標系下的加速度計輸出方程。
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