環變換 的英文怎麼說

中文拼音 [huánbiànhuàn]
環變換 英文
annular transform
  • 環 : Ⅰ名詞1 （環子） ring; hoop 2 （環節） link 3 （姓氏） a surname Ⅱ動詞（圍繞） surround; encircle;...
  • 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
  1. Secondly, programmed the image processing arithmetic code which include the bottom arithmetic for the general condition comprises threshold division, region combination and informate and the middle level arithmetic for the given task comprises detecting the line dation creirection according to the hough transform in order to fix on the hole ’ s azimuth angle, detecting the aiguille tip position according to the image movement according to the environment and the image format

    然後，根據目標環境要求和攝像機採集圖像格式，開發了圖像處理演算法程序。圖像處理演算法包括底層演算法和中層演算法兩部分，底層演算法針對通用情況，包括閾值分割、區域合併和信息生成。中層演算法針對具體任務設計，包括利用hough變換檢測棱線的方向，從而確定圓孔的方位角和利用基於圖像運動檢測鉆頭尖端位置。
  2. A chameleon is a small animal which changes its colour to suit its surroundings; in this way it avoid danger and is hardly noticed.

    變色龍是一種變換顏色以適應其四周環境的小動物；它藉此躲避危險，幾乎不為人所注意。
  3. According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also

    根據系統技術要求，採用單片機實現了混合式直流直線步進電動機的開環數字控制；利用v f變換和復合鍵控方法實現了系統轉速等參數的數字設定；利用細分控制技術保證了電機運行的平穩性，並進行了波形分析和理論研究；採用單片機軟體降速控制策略解決直線步進電機行程末端的機械沖擊問題；同時對主功率電路、驅動電路和系統保護電路進行了分析，完成了硬體設計、製作和軟體編程、調試，最後在混合式旋轉步進電動機上進行了全面測試。
  4. Modules with invariant factors over commutative rings

    變換環上具有不變因子的模
  5. Sequentially, the author discussed the technologies of medical image 3d visualization according to the clinical applications. with the development of computer, 3d visualization and computer graphics, the 3d visualization of medical images has progressed from fourier transform and convolve inverse projection to mpr ( multi - planar reformation, mpr ) and mtp ( maximum intensity projection, mtp ), nowadays, the real 3d reconstruction method, surface and volume rendering has risen. the image registering, image segmentation, pixel data set construction and 3d special interpolation are the key technologies in medical images 3d reconstruction

    隨著計算機技術、三維可視化理論和計算機圖形學的發展，醫學圖像的三維可視化技術也從傅立葉變換、卷積反投影等基本圖像處理演算法，發展到真正的三維重建演算法：面繪制和體繪制；醫學圖像的三維可視化技術的應用也從三維醫學成像發展到虛擬內窺鏡，以及今天的虛擬可視化人體研究；而圖像的配準、圖像分割、體數據集的構建、三維空間插值則是醫學圖像三維可視化實現過程中的關鍵技術環節。
  6. Introduces a flexible method of calculating that can magnify the too small tolerance and improve the economic benefit of machining parts through counterchanging the roles of close loop and component loop in dimension chain

    為此，介紹一種變通演算法，變換尺寸鏈中封閉環和組成環的角色，將過小的公差放大，從而可提高零件加工的經濟性。
  7. Thirdly, the closed - loop design of the peak - current control applied to the im - fac converter is discussed

    論文還討論了採用峰值電流控制的im - fac變換器的閉環參數設計。
  8. In all kinds of complicated network, oriented linking and unlinking, communication frequency resource is strained, and bandwith to transmitting audio frequency signal is too restricted, complicated and fluky, while audio frequency data exponential have been increased in the last several years. under the circumstances, based on the research of predecessor, this paper studies wavelet analysis ' s maths gist and practices significance on signal process, and puts forward a optimized wavelet package condensation arithmetic to process audio frequency data, which gives attention to coding efficiency, multirate and compression delay. simulation experiment on the arithmetic has been done by matlab

    針對無連接和面向連接的各種復雜網路環境下，通信頻帶資源緊張，音頻傳輸帶寬有限且復雜多變，而各種音頻數據又日益增多的局面，本文研究小波分析在信號處理方面的數學依據和在數據壓縮方面的實際意義，在前人不斷工作的基礎上，提出了一種優化小波包變換編碼方案用於音頻數據的壓縮演算法，兼考慮了編碼效率、多碼率和壓縮時延多個方面，並在matlab環境下做了模擬實驗，對各種音頻信號及多種小波函數做了模擬結果比較，實驗結果證明該演算法可以在一定計算復雜度下可以很好地改進壓縮效果，達到多碼率下實現實時編解碼的過程，在高速dsp晶元等硬體設備支持下，可以有效應用於實際復雜多變信源編碼。
  9. For more information about electric motors, frequency changer or slip ring motors please call the company woelf

    在生產商和服務商woelf出色的網頁上可以找到價廉物美的頻率變換器，電動機，集電環（繞線）型轉子電動機、繞線轉子異步電動機。
  10. The basic elements of routines on the horizontal bar include giant swings, changes of grip changes of direction, releast and regrasp of the bar, dismount and landing

    單杠全套動作的基本組成部分是:大回環，換握，變換方向，脫手再握，下法和著地。
  11. It is quite incredible that one could perform giant swings, changes of direction, changes of grip, release and re - grasp the bar, dismount and landing all within a minute

    要在一分鐘內完成大回環、變換方向、換握、脫手再握、下法和著地真不可思議。
  12. The change of scene and outdoor exercise is acting as a good tonic.

    環境的變換和戶外運動無異于良好的補劑。
  13. Then novel circuit structure of bi - directional voltage mode ( based on forward converter ) inverters with high frequency link, are proposed, which is constituted of input cycloconverter, high frequency transformer, output cycloconverter, input and output filter ; the circuit topologies family of this bi - directional voltage mode inverters with high frequency link include six circuit topologies, such as push pull - full wave mode, push pull - full bridge mode, half bridge - full wave mode, half bridge - full bridge mode, full bridge - full wave mode, and full bridge - full bridge mode etc. taking full bridge - full bridge mode circuit as an example, principle of uni - polarity phase shifting controlled bi - directional voltage mode inverters with high frequency link is introduced

    本文首先論述了dc / ac逆變技術的應用前景及發展現狀。基於正激forward變換器的雙向電壓源型高頻環節逆變器電路結構，由輸入周波變換器、高頻變壓器、輸出周波變換器、以及輸入、輸出濾波器構成;雙向電壓源高頻環節逆變器電路拓撲族，包括推挽全波式、推挽橋式、半橋全波式、半橋橋式、全橋全波式、全橋橋式六種電路。
  14. It ' s still an open question for thorough discussion to the analysis of mixture ' s raman spectroscopy. in this thesis, we first introduce the main theory of raman spectroscopy, including the mechanism it occurs, the physical explanation, the basis of quantitative analysis, etc. then new types of raman technique such as nir - ft raman, rrs, sers, microscope raman and co - focus raman, fiber raman, etc. are discussed. and the main applications of raman spectroscopy on chemistry and material science, medicine, biology, judging and identifying science, industry, environmental protection, geology and archeology, etc. are introduced

    接著分別介紹了各種新興的拉曼光譜技術如近紅外-傅立葉變換拉曼光譜（ nir - ftraman ） 、激光共振拉曼光譜（ rrs ） 、表面增強拉曼光譜（ sers ） 、顯微拉曼光譜及共焦顯微拉曼光譜，光纖拉曼光譜等，簡述了拉曼光譜在化學和材料科學、醫藥學、生物科學、法庭和鑒定科學、工業生產、環境保護、地質考古等各個領域的應用情況。
  15. The technology of identification based on iris is researched in the article, the key point of the technology is the iris characteristic acquisition and recognition, therefore based on the iris image texture characteristic, using the wavelet transforms to get the characteristic of iris image, a new method named zero - crossing detection and secondary circle coding is used in the article

    本文研究的就是用虹膜進行身份識別的技術，該技術的關鍵是虹膜特徵提取和識別。基於虹膜圖像的紋理特徵，利用小波變換來提取虹膜圖像的特徵，本文提出了基於小波過零檢測的循環二次編碼的方法。
  16. The transforms of disks and rings and the like will obviously be circularly symmetric.

    圓盤和圓環等的變換式顯然將是圓形對稱的。
  17. Then fourier transformation is employed to solve equations of motion of the rings, bulkheads, stringers and fluid respectively, with their reactions ( moments ) expanded by the shell ' s in - vacuo modes. by means of continuity conditions on the interfaces between the shell and the stiffeners as well as the fluid, and inverse fourier transformation, the modal reactions ( moments ) are finally expressed by the shell ' s modal velocities

    然後用fourier變換分別求解環肋、艙壁、縱骨和流場的運動方程，將它們對殼體的作用力（力矩）用殼體周向模態展開，利用它們與殼體在連接處位移連續條件以及fourier逆變換得到用殼體速度表示的模態相互作用力（力矩） 。
  18. The principles and the characteristics of digital control method in phase - shift full - bridge converter are discussed. the small - signal model are built

    本文詳細論述了全橋移相zvspwmdc - dc變換器數字控制的實現方法，建立了其數字控制閉環小信號模型。
  19. A great number of multinational corporations and international companies have been mushrooming in our country. the fast changing international economic environment brings domestic corporations great business chances and challenges

    風雲變換的國際經濟環境給國內部企業帶來了無限商機，也同時帶來了巨大的挑戰。
  20. As to cyclic codes over finite chain rings, we study their stucture and develop the fourier transform method to finite chain rings. the permutation groups of cyclic codes and their extended codes are investigated using their mattson - solomn polynomials

    對于有限鏈環上的循環碼，我們研究了它們的結構，並把傅立葉變換的方法推廣到有限鏈環，用循環碼的mattson - solomn多項式對循環碼及其擴展碼的置換群進行了研究。
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