速度變換 的英文怎麼說

中文拼音 [sùdùbiànhuàn]
速度變換 英文
speed changing
  • 速 : Ⅰ形容詞（迅速; 快） fast; rapid; quick; speedy Ⅱ名詞1 （速度） speed; velocity 2 （姓氏） a surna...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 換 : 動詞1. （給人東西同時從他那裡取得別的東西） exchange; barter; trade 2. （變換; 更換） change 3. （兌換） exchange; cash
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. （快慢的程度） speed; rate; pace; tempo
  1. Through the detailed analysis of the aaf, the defection of using chirp - fourier transform in guidance radar signal processing is pointed out

    通過對加速度模糊函數的形態分析也指明了針對線性調頻信號的二次相位匹配處理（ chirp - fourier變換）在應用到制導雷達信號處理中所存在的缺陷。
  2. 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全景航空相機，用兩種不同的方法實現對像移速度公式的推導：坐標系變換法和正交投影解析法。
  3. Mems ( micro electromechanical system ) has become one of the most rapidly development technologies. along with the rapid development of mems techniques, capacitive sensor is used widely whose capacitance changes small, which has put forward the new request to the measurement technique. the common measure for capacitance measurement is that convert capacitance to voltage, electric current or frequency. the area of polar plate of the capacitor becomes smaller and smaller, and the total capacitance of micro capacitive sensor is usually several pico farad only. as a result, its change amount is smaller

    Mems （ microelectromechanicalsystem ）近年來發展最快的技術之一，隨著mems技術的快速發展，電容式加速度計的電容變化變化量越來越小，對檢測技術提出了新的要求。在電容式傳感器中，常用電容檢測電路是將其轉換為電壓、電流或者頻率信號。目前的微型電容傳感器的極板面積變得越來越小，電容總量只有幾個pf ，變化量就更小。
  4. In the system, the collimation semiconductor laser - scanned beam scanning two perpendiculars direct of one plane of the measured workpiece at the same time is made. the beams with the dimension information of two perpendiculars direct are processed by the scanning receive system, the high - speed photoelectric transition and electronic data process. two measured results of the diametric directs and ellipse tolerance, etc, parameter, of the turning workpiece on the same plane are obtained by non - contact automatic measurement

    在單向激光掃描檢測技術的基礎之上，提出了一種雙向激光掃描檢測系統，其採用激光掃描檢測技術與特殊光學系統相結合，用準直半導體激光掃描光束對被測工件徑向某一截面的兩個相互垂直方向同時掃描，經掃描接收光學系統、高速光電變換、電子學系統和微機數據處理系統，對將攜帶有垂直方向被測量信息的光束進行處理，實現了回轉體工件同一截面兩個垂直方向的徑向尺寸和橢圓度等參數的非接觸自動測量，解決了同時非接觸測量回轉體零件同一截面兩個徑向尺寸的難題，它具有高速，高精度和非接觸自動測量等特點。
  5. 2. machine will auto stop when the shute or weft opens, or weaving is done. it has higher output, quality than four shuttle circular looms. 3. controlled main equipment speed with frequency converter

    主機變頻調速，改善起動性能，縮短定機時間，減少疵布率，節約電能和方便速度變換
  6. Velocity transposition phenomenon

    速度變換現象
  7. A general stack equation of mobile robot based on analyzing the motion of planar motion object and the mathematical models of four different kinds of common wheels is developed, accordingly, the mobility of mobile robot is addressed and the forward and inverse solutions to speed for specific configuration driven by differential speed are derived. utilizing the muir and newman convention, the description of the posture transformation matrices between different coordinate frames and the solution for the speed of point located on these frames are introduced. according to posture estimation, a more accurate method, dead reckoning algorithm, is developed for a specified configuration characterized by differential speed motorization, and simulations of this algorithm and other traditional methods are carried out using matlab while traversing a circular path

    本文對兩輪差速驅動移動機器人的運動學及其本體緩沖設計進行了探討，在對平面運動物體運動分析的基礎上結合四種常用車輪的數學模型，推導出了一個通用的移動機器人堆積方程，在此基礎上分析了移動機器人的移動能力、並針對兩輪差速構型推導了速度正解與逆解；使用muir和newman的運動學建模方法，推導了移動機器人上點及連桿坐標系位姿、速度變換關系矩陣及求解方法；在移動機器人位姿識別方法中結合差速驅動構型對航位推演算法進行了分析：推導了一種理論精度較高的航位推算演算法，並使用matlab對其與傳統的推算演算法在跟蹤圓弧軌跡情況下進行了模擬；最後針對本文所研究的機器人給出了一種比較系統、可靠的緩沖結構設計思路，較好地解決了移動機器人作業過程中外界因素及本身設計中引入的各種不確定誤差問題；本論文研究成果已在本實驗室所開發的樣機上得到實現，經過應用與考核證明其中的分析與設計是切實可行的。
  8. Inertial frame in special relativity, spacetime, lorentz transformation, lorentz contraction, time dilation, velocity transformation, relativistic optics, relativistic particle mechanics, relativistic and electromagnetism

    特殊相對論之慣性座標、時空、勞倫茲變換、勞倫茲收縮、時間延伸速度變換、相對論光學、相對論質點力學、相對論電磁學。
  9. Proportional valves to continuous, proportional to the implementation of components of the control, speed and direction, pressure and can prevent or to the exchange rate changes and the impact of the phenomenon of simplified systems to reduce the usage of components

    比例閥能連續地、按比例地控制執行元件的力、速度和方向，並能防止壓力或速度變化及換向時的沖擊現象簡化了系統，減少了元件的使用量。
  10. In this paper, to counter a flexible beam undergoing large overall motion impacting a fixed slope surface under the effects of grativity, the normal contact model is established based on the hertz theory and non - linear damping term, the tangential contact model is developed by adopting linear tangential contact stiffness to consider the effects of friction force during impact process, and the consistent linear dynamic model including impact is derived by using mode assumption method and lagrangin equation

    針對在重力場下作大范圍回轉運動的柔性梁與一固定斜面發生斜碰撞的情況，根據hertz接觸理論和非線性阻尼項建立法向碰撞接觸模型。引入線性切線接觸剛度建立切向碰撞接觸模型，以考慮接觸過程中由於切向相對速度的換向作用引起的摩擦力的變化。利用假設模態法和lagrangian方程建立系統含碰撞過程的一致線性化的動力學模型。
  11. Centrifugal clutch 18 is provided to mechanically couple power source 12 to work device 14 as the speed of input 15 of work device 14 increases to a predetermined speed wherein the need for the torque and speed conversion provided by non - grounded multi - stage transmission 22 become less necessary

    離心式離合器18設為隨著工作裝置14的輸入15的速度增加到預定速度時將動力源12與工作裝置14機械連接，此時逐漸不再需要非搭鐵多級變速器22提供的扭矩和速度轉換。
  12. And the points correspondences can gained by hough transform. at last it can gain the position parameters of the main camera

    圖像邊緣檢測后進行hongh變換獲取直線方程，在hough變換的基礎上提出快速hough變換檢測直線提高計算速度。
  13. The summarization of the main work is as follows : + a method that can correct the migration through range cells caused by radial speed is presented by using scale transformation, and the method is extended to maneuvering target imaging. the algorithm flow, which is applicable to large - scale target whether it is uniform or maneuvering, is given. the results obtained by using simulation data and real data show that this method is effective

    本文的具體內容可歸納如下幾點：分析了用尺度變換可以消除由於徑向速度引起的越距離單元走動，對isar目標進行越距離單元走動校正演算法進行了討論，並把尺度變換校正越距離單元走動后成像的方法推廣到機動目標成像，也給出適合於平穩和機動大目標的成像演算法流程，並通過模擬數據和實測數據的檢驗。
  14. This motor employs method of changing the pole numbers so as to carry out speed adjustment

    採用單繞組變極方法實現速度變換。
  15. The velocity transform matrix synthesis method in dynamics of generalized multibody systems

    廣義多體系統動力學的速度變換矩陣綜合法
  16. First, a new method of ultrasound - modulated optical tomography with real - time fast fourier transformation ( fft ) is reported to improve the detection sensitivity and snr. by discriminating ultrasound modulated information carried by scattering photons, the tomographic images of the biological tissue simulating media and a buried object are reconstructed with fft spectral intensity

    1 、用實時快速fourier變換（ fft ）和聚焦超聲調制的光學層析術以增加探測靈敏度和信噪比，用fft實時地將調制光光信號濾出，用其譜強度重建圖像。
  17. Therefore from an experiment both the overpressure change and the maximum value of overpressure ( pmax ) of shock wave can be obtained, with pmax calculated from speed of shock wave

    因此，在一次試驗中，既可以獲取沖擊波的超壓變化規律，又可以通過速度來換算沖擊波超壓峰值。
  18. The main work of the thesis is as follows : we design a novel omni - mirror more applicable in robocup, which is made up of an isomeric horizontal mirror and an isomeric vertical mirror and can make the resolution of the imaging of the objects near the robot on the field constant and make the distortion of the imaging of the objects far from the robot small in vertical direction ; we select a 1394 digital color camera and complete the development of its software program for data acquisition ; we design a image processing algorithm for the panoramic image, which can segment the image by color, extract the features of image fast and effectively and complete the recognization of target ; according the character of the imaging, we design a new fast hough transform algorithm for line detection, which can detect the white mark lines of the field realtimely, and then design a robot ’ s self - localization method based the mark lines, which only uses the information of omni - vision system ; finally we design a monte carlo localization method based on the information of omni - vision system and odometry, and present the localization results of two localization methods and analyze the experiment results and get the conclusions

    本論文的主要工作如下:設計了一種新的更適用於機器人足球賽的全向反射鏡面，該鏡面由水平等比鏡面和垂直等比鏡面組合而成，能夠使機器人近處一定范圍內水平場地上的物體成像解析度不變，遠處物體成像高度上變形較小;選擇了一款基於1394介面的數字攝像機，並完成其數據採集程序開發;針對全景圖像設計了圖像處理演算法，能夠快速有效的實現圖像顏色分割和圖像特徵提取，完成目標識別;根據全景圖像的成像特性，設計了一種新的用於直線檢測的快速hough變換演算法，能夠實時的提取出場地的白色標志線，並在此基礎上設計了完全利用全向視覺信息的基於標志線的機器人自定位方法;最後設計了一種基於全向視覺信息和里程計信息的montecarlo定位方法，給出兩種方法的定位結果，並分析實驗結果，給出結論。
  19. 2. the discrete sampling value of field track vibration acceleration wave is transformed by fft and analyzed by deterministic analysis. one degree of freedom simplified model is used for train and the kinematic equilibrium differential equation is deduced to simulate the vertical wheel system

    最後，通過線性回歸得到了該地鐵軌道交通引起的環境振動的振級衰減公式; 2 .通過快速fourier變換，對實測的軌道振動加速度進行了數定分析。
  20. After analysis the characters of the human face, we draw a conclusion that the performance both in fast and accuracy can be obtained through suitable character selection and image down sampling. experiments results show that this algorithm is not sensitive to the head rotation and background changing

    考慮到實時性和圖像分割，從設計快速準確的檢測演算法作為出發點，結合人臉的特點採用尺度變換、膚色空間和梯度模型等關鍵技術，較好的兼顧了精度和實時性。
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