相對坐標系 的英文怎麼說

中文拼音 [xiāngduìzuòbiāo]
相對坐標系 英文
relative coordinate system
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
  • : 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. Combined with the reseaching panoramic aerial camera with tdi ccd, the paper deduced the formula of imv with two methods. one is coordinate system transformation method, the other is orthogonal projective analytic method

    本文結合在研的tdiccd全景航空機,用兩種不同的方法實現像移速度公式的推導:變換法和正交投影解析法。
  2. Analyse the tooth geometry of klingelnberg cyclo - palloid spiral bevel gear., according to the relative position and kinematic relation of the cutter heads, virtual crown gear and the processed wheel blank, established the system of coordinates of the gear cutting, dedcuced the tooth face equation of the virtual crown gear, according to relations of the gear cutting and space theory of engagement, deduced the tooth face equation of klingelnberg cyclo - palloid spiral bevel gear, and drawing the three - dimensional graphs of the virutal crown gear and klingelnberg cyclo - palloid spiral bevel gear according to the design and setting parameters

    克林貝格擺線齒錐齒輪進行齒面幾何分析。根據銑齒加工中刀盤、搖臺和輪坯的位置和運動關建立了切齒嚙合,由矢量的旋轉推導了產形輪齒面方程;根據空間嚙合原理和切齒嚙合關推導了被加工齒輪的齒面方程;由設計參數和銑齒調整參數計算得到齒面離散數據,繪制了產形輪和擺線齒錐齒輪的三維齒形。
  3. The integral equations governing the three - dimensional viscous flow inside the turbo - machinery in the rotating coordinate system are presented in this paper, the viscous effects are simulated by the distributed body force described by professor denton j. d. the time - marching method and explicit finite volume difference scheme are employed to solve the flow inside the turbo - machinery

    本文給出了旋轉下葉輪機械內部三維粘性流動的守恆型積分型方程組,利用dentonj . d .教授的粘性體積力法來模擬粘性葉輪機械內部流動的影響,採用時間推進法和有限體積差分格式葉輪機械內部的流動進行求解。
  4. A noncontact 3 - d position measurement system is introduced in this thesis. the system is composed of a planner array ccd detector, real time image analysis and quick data calculation system, which can survey the positional relationship between the haloid lamp objects on the emissive vehicle and the measuring system on the loading vehicle

    本文研究了一種簡單、新型的非接觸三維位置測量統,該統由一組ccd探測器、實時圖像處理及快速數據解算統組成,發射車上鹵鎢燈目在測量中的三維x 、 y 、 z值和發射車軸線測量軸的夾角進行測量。
  5. 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,採用靜壓假定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,同時給出了物質輸運過程具有代表性的鹽度輸運方程、應的邊界條件及完整的推導過程。
  6. Permanent magnet synchronous motor ( pmsm ) drived by triphase sinusoidal current is research object in this paper. its mathematics models in several coordinate are set up, controlling principles of flux linkage and torque are discussed under dtc and the block diagram of pmsm with dtc is presented

    本文以三正弦波驅動的永磁同步電機( pmsm )為研究象,建立了其在不同下的數學模型,並深入探討直接轉矩控制中永磁同步電機的磁鏈和轉矩的控制思想,給出控制方案。
  7. 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,運用變形的歐拉定理和變換建立聲納基陣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定了基礎。
  8. This thesis make a study on vector - contorl wvf system of asynchronous motor. in the course of study, making use of the mathematical model of asynchomous motor in mt axes. then both open - loop control system and close - loop vector - control system are respectively simulated with simulation block simulink in matlab

    本文異步電動機變頻調速統進行了研究,利用異步電動機在二同步旋轉mt下的數學模型,使用matlab中的模擬工具箱simulink分別開環控制統和閉環矢量控制變頻調速統進行了模擬。
  9. 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

    于曲線下的拋物化穩定性方程,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,這方程精確離散至關重要;採用全局法和局部法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。
  10. 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,將視覺傳感器固定在機器人末端,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。
  11. The method of applying frequency analysis theory is proposed to resolve the problem of ship motion. the mathematic models of ship - based missile in launch period are established. these models consist of relative motion in launch - fixed coordinate and absolute motion in earth - fixed coordinate

    採用了動靜法的描述形式建立了艦載導彈在發射段的數學模型,分別給出了導彈發射運動模型和導彈在地面下的絕運動模型。
  12. 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

    本文處于陸上局部區域內的、以經緯度地理和高程進行定位的無線電統間的電磁兼容性預測進行了研究,以統間的互干擾情況作出預測,給解決局部區域中無線電統間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。
  13. First, proper initial conditions between ekv and target are the premise of hit - to - kill. capture region is described by equations of relative motion defined in modified polar coordinate while phasetrajectory graph is introduced. and the disturbance of initial condition biase is analyzed by cadet through statistical linearization of ekv dynamical model

    本文在修正極點中建立攔截器和目之間的運動方程,結合平面軌跡圖,分析了大氣層外動能攔截器的攔截區;大氣層外動能攔截器動力學模型進行統計線性化,採用協方差分析描述函數法,分析了初始狀態誤差彈道的影響。
  14. 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

    本文提出應的改進方法局部構建過程中輔助節點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定位覆蓋率的前提下,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。
  15. First of all, we bring forward the basic project of tadil, which adapts to combined operations. it is suggested to use tdma ( the abbreviation of time division multiple access ) as the working pattern and utilize the concept of mobile ad hoc network to construct the data link network. aiming at the impact of time delay on data link and the characteristic of cooperative combat under the command of director aircraft, this thesis applies a kind of kalman filtering algorithm in polar coordinates to compensate the error of time delay, and then does the transformation of target motion parameters to obtain the current information of target

    本文結合空軍裝備部某「十五」預研課題,圍繞著戰術數據鏈、多機協同多目攻擊、超機動攻擊、空地攻擊這四個方面展開了一列的研究工作:本文首先給出了適應三軍聯合作戰的戰術數據鏈統的基本方案,建議採用時分多址的工作模式,並利用移動自組織網路的概念構建數據鏈網路,同時針數據鏈傳輸信息的時間延遲特性和指揮機指揮下的多機協同作戰特點,應用一種極下的卡爾曼濾波演算法該傳輸延遲誤差進行補償,並在此基礎上進行目運動參數的轉換,以獲得目于某無人機的當前運動信息,且利用模擬驗證了方法的有效性。
  16. 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,並在此基礎上諧振子與氫原子的關展開了研究,通過厄密特方程與拉蓋爾方程的互轉化,將一維諧振子與一維氫原子的本徵值方程轉化為同形式的方程,從而比較得出它們能量及波函數間的關,並通過變換將直角下二維氫原子的本徵值方程轉化成與曲線下二維諧振子的本徵值方程同的形式,從而得出二維氫原子與二維諧振子的能量及波函數的關
  17. To avoid collision with static and dynamic obstacles, the magnitude and direction of the acceleration of mobile robot was adjusted dynamically in real time based on the relative acceleration information

    相對坐標系中,採用包含加速度信息的避碰演算法,通過動態實時地調整機器人加速度的大小和方向,使其避開障礙物。
  18. 9. by the research of metric tensor and riemann tensor on riemann manifold, we get the inherent curvature of configuration space belonging to parallel mechanism. so the relative coordinates and generalized coordinates are inevitable choice for parallel mechanism. 10

    9 、通過度量張量和riemann張量的研究,得出並聯機構運動可達子空間的內在「彎曲」性質,指出使用相對坐標系和廣義是研究並聯機構運動學和動力學問題的必然選擇。
  19. To avoid collision with the static and dynamic obstacles, we move the relative velocity away from the collisions field by adjusting the robot velocity value and direction real - time dynamically in acceleration space based on relative coordinates

    此方法是基於相對坐標系,在加速度空間中,通過動態實時地調整機器人自身速度的大小和方向使其離開碰撞區域,即碰撞危險區域,達到與動、靜態障礙物之間的避碰。
  20. It builds a relative coordinates based on the jumping - off point of circular interpolation as its origin, caculates the sine and cosine of the angle formed by x axis and the line which connects the origin and the centre of the circle, then gets the coordinates of the centre in the relative coordinates, and enduces a uniform fomula, which is easy to program in computer

    摘要用圓弧插補起點作為相對坐標系原點,連接圓弧起點和圓心,求出該連接線和x軸的夾角的正餘弦值,由此解出圓心在相對坐標系,並得到一個統一的計算公式,易於計算機編程實現。
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