維數字 的英文怎麼說

中文拼音 [wéishǔzì]
維數字 英文
dimension word
  • 維 : Ⅰ動詞1 （連接） tie up; hold together; link 2 （保持; 保全） maintain; safeguard; preserve; keep ...
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 字 : Ⅰ名詞1 （文字） character; word 2 （字音） pronunciation 3 （字體） form of a written or printed ...
  • 數字 : 1. （表示數目的文字; 表示數目的符號） figure; digit; numeral; character; numeric character 2. （數量） quantity; amount
  1. In order to manufacture this type of worm gear drive precisely and cheaply, we should explore a whole new dis - dual generating method. as a part of the project " the modeling and simulation of planar double - enveloping toroid worm gear drive ' s intelligent manufacturing method ", this dissertation focuses on the 3d modeling of planar double - enveloping toroid worm gear in computer. the author of this dissertation has completed lots of studies and researches in this field and has found some new methods for the 3d modeling of worm gear drive

    本文作為「平面二次包絡環面蝸桿副智能加工的建模與模擬」研究項目的一個組成部分，主要以在計算機中對平面二包蝸桿副進行三維建模和數字化造型為目標，在嚴格推導共軛齒面的基礎上對平面二包蝸桿副齒面的組成進行了tca分析，並運用適當的數學方法對蝸桿副型面進行重構，獲得了適合於計算機表達的平面二包蝸桿副三維數字化模型。
  2. On dynamic revision technology for 3d terrain in flight simulation

    飛行模擬用三維數字地形動態修改技術研究
  3. One kind of adaptive data acquisition system is constituted using computer and intelligent amplifier. the distinguishability of data acquisition system is elevated

    深入研究了小波神經網路理論，並將地震數據剖面看成是二維數字圖像。
  4. Creative points and all tasks having be finished are briefly shown below : according to the classical space meshing theory, we have strictly deduced a series of formulae such as the equation of contacting line of worm, the equation of the second limiting curve of worm gear, and the equation of working surface and non - working surface, etc. and we have deeply studied the algorism of the actual contacting lines of worm gear drive

    本文的主要創新點和成果如下：基於經典共軛嚙合理論，對平面二包蝸桿副的運動關系進行了嚴密分析，獲得了蝸桿副齒面方程、蝸桿齒面一界曲線方程、蝸輪齒面二界曲線方程等一系列齒面分析所必須的數學公式，並深入研究了蝸桿副齒面接觸線的演算法，為蝸桿副的三維數字化造型打下了堅實的數學基礎。
  5. Study 3d digitization techniques applying to dunhuang caves

    敦煌莫高窟石窟三維數字化技術研究
  6. Research on 3d assembly system of automobile relay

    三維數字化裝配工藝系統的研究
  7. A method for machining 2d digital gear tooth surfaces

    一種二維數字化齒面加工方法研究
  8. Therefore, a 3 - d air - combat fight simulation software is designed in this thesis

    模擬系統採用最新的軟體技術實現空中格鬥作戰的三維數字模擬。
  9. Computer aided facial reconstruction from skull is a technique to apply computer technique into the facial reconstruction procedure to generate facial data which fits the skull best

    計算機輔助顱骨面貌復原技術是對三維數字化顱骨數據，應用人類學關于顱骨面貌的軟組織厚度數據，採用計算機技術來生成該顱骨對應的面貌，使得生成的面貌盡可能的符合該顱骨的原面貌特徵。
  10. Based on the virtual prototyping technology, and commercial software platforms, the dynamic behaviors of a gun system have been systematically simulated and studied

    本文基於虛擬樣機技術，利用已有的軟體平臺，建立了航炮系統的三維數字化虛擬樣機，並對其進行了較為系統的多體系統動力學模擬分析和研究。
  11. Independent component analysis ( ica ) is a new multi - dimensional signal processing technology developed from blind source separation of late years. some scholars have brought forward a new polarimetric speckle reduction method by using independent component analysis which based on the multi - polarimetric trait of polarimetric sar and the independence between speckle and texture of sar imagery. while the algorithm thinks that there is only one real scene in polarimetric sar source images, so they get only one recovering image in the procedure of image separation and lose polarimetric property

    獨立分量分析是近年來由盲源分離技術發展來的一種新的多維數字信號處理技術，通過計算數據的高階統計信息，可以僅從觀測信號中估計出互不相關且盡可能相互統計獨立的被未知因素混合的原始信號的估計信號，從而幫助實現信號的增強和分析。
  12. A three - dimensional digitized atlas of human brain, which is high precise, high - speed, and easy to be operated, can help us to observe into the complex structure of human brain clearly. therefore it can be widely used in operation plan, model driven segmentation and neuropathy anatomy teaching

    一個高精度、高速度、又易於操作的三維數字化人腦圖譜，能使醫生清楚地看到人腦內部復雜的空間關系，在手術計劃、模型驅動分割及神經解剖教學等方面都有重要的應用。
  13. Computation method of fractal dimension for 2 - d digital image

    二維數字圖像分形維數的計算方法
  14. Dbf algorithms for 2d planar array based on the algorithms for 1d array are discussed in this paper. the author ' s main contributions include research of the adaptive digital beamforming algorithm, which control both amplitude and phase of each array element : diagonal loading qrd - smi algorithm. research of two phase - only dbf algorithms : small phase perturbation restriction algorithm and maximum gain of the expected direction restriction algorithm

    面陣的數字波束形成演算法是面陣dbf技術的關鍵，本文在現有的一維數字波束形成演算法基礎上，研究了二維面陣的數字波束形成演算法，主要工作有：面陣的幅度相位全控制自適應數字波束形成演算法? ?對角加載qrd - smi演算法的研究；兩種面陣唯相位（ phase - only ）數字波束形成演算法? ?小相位擾動約束演算法和期望方向增益最大約束演算法的研究；面陣的數字多波束形成演算法? ?二維fft多波束的研究，以及fft在可編程邏輯器件中的實現。
  15. In this paper, we propose an adaptive wavelet transform which possess the properties of translation and scale invariance. firstly, the original signal is adaptively renormalized using a scale function of an orthonomal wavelet and the first two moments of the signal. then, we decompose the renomalized signal according to the conventional discrete wavelet transform. as we prove, this adaptive wavelet transform is translation - and scale - invariant, and an efficient algorithm for calculating these wavelet coefficients, called adaptive wavelet invariant moments, is proposed. finally, we give experiment results for 2 - dimension digital signals ( images ) to verify our conclusion

    本文提出了一種具有平移和尺度不變性的自適應小波分解新方法，該方法利用信號的一階、二階矩及正交小波尺度函數，先對信號進行自適應小波「重整」 .然後再對重整后的信號進行普通小波變換.本文證明這種自適應小波變換是平移和尺度不變的，並給出了計算自適應小波變換系數（稱為小波不變矩）的一種有效演算法.對二維數字信號（圖像）的實驗證實了我們的結論
  16. With the advent of mass customization, destinies of manufacturers are directly depended on the designing of their products, design for mass customization ( dfmc ) technologies have been listed the first priority of research focuses. based on the national high tech. research programme ( 863 programme ) - " the research of dfmc for informationalized electrical application ", this paper develops a dfmc system using network virtual reality, discusses human - computer interaction ( hci ) topics including virtual navigation, collision avoidance, target control, dimention dfmc, and appereance dfmc, as well as file interfaces and data extension

    論文依據國家高技術研究發展計劃（ 863計劃） a類項目? ? 「面向信息家電的三維數字化定製設計關鍵技術研究」 ，開發出一套基於網路虛擬現實的定製設計軟體平臺，在此基礎上重點研究了包括虛擬漫遊、碰撞預防、目標控制、尺寸和色彩定製設計在內的人機交互問題，並介紹了系統的文件介面和數據組織。
  17. 3d digital modeling technology is investigated which uses the theory of parametrization, analyses the typical parts studies several key technology such as : accurately sculpting method, digital modeling technique etc. and bases for the conversion from 3d to 2d and integrating of cad / capp / cam

    基於特徵三維數字化建模技術的研究：應用參數化理論和基於特徵的思想，以常用零件為對象進行分析，提出了pro / e環境下的造型方法、步驟和訣竅。
  18. This dissertation focused on the research and experiment work in the following aspects : 1 ) the basic problems of digital 3d terrain modeling and visualization ; 2 ) the reconstruction of terrain surface ; 3 ) the real tune terrain simplifying and multi - resolution terrain model presenting. a view dependent dynamic multi - resolution terrain model is presented

    論文從三維數字地形建模與可視化的基本問題，數字地形三維模型的計算機重構，復雜地形模型的實時動態簡化與多解析度表示等方面開展了研究與試驗工作。
  19. This paper describes the approach of constructing the three - dimensional digital fairing covers with class a surface by the way of giving an example of designing the fairing cover of a new motorcycle, and offers a feasible way to the construction of advanced smooth surface of motorcycle fairing

    摘要本文通過摩托車整車外觀覆蓋件全新開發的實例，具體描述了覆蓋件a級曲面模型的三維創建方法，提出了建立具有光順曲面的摩托車覆蓋件三維數字模型的設計思路。
  20. The keys of this subject are how to read 3 - d digital information from medical device and transfer it to the information that cad system can recognize and how to reconstruct bent - surface with the 3 - d digital information that is obtained and constructed 3 - d solid with those as a base

    本課題研究的關鍵在於如何解讀醫學影像設備輸出的三維數字化信息，並將其轉化為cad軟體能夠識別的信息以及怎樣利用得到的三維數字化信息進行曲面重構，並在此基礎上建成三維實體。
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