波紋系數 的英文怎麼說

中文拼音 [bōwénxìshǔ]
波紋系數 英文
coefficient of rippling
  • 波 : Ⅰ名詞1 （波浪） wave 2 [物理學] （振動傳播的過程） wave 3 （意外變化） an unexpected turn of even...
  • 紋 : 名詞（花紋; 紋縷兒） lines; veins; grain
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 波紋 : corrugation; flow mark; moire; cockles; dimple; washmarking; [電工] ripple
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. In the same time the output torque can also be measured and controlled rapidly and accurately. due to the complex nonlinear relation between the applied electrical field and the torque, it ' s difficult to set up the model using existing physic and mathematic theories. however, artificial neural network can express discretional nonlinear relation and has ability of study, which provides a new concept and method to solve this problem

    由於波紋式電流變傳動機構的外加電場和電流變液產生的力矩間呈復雜的非線性關系，用現有的物理和數學理論來建模尚有一定的難度，而人工神經網路有表示任意非線性關系和學習的能力，給解決這類問題提供了新思想和新方法。
  2. On character extraction, the thesis regards handwriting images as texture images, and excogitates analyzing handwriting images with ( 2, 10 ) integer - to - integer wavelet transform innovatively, that is, analyzing texture images with ( 2, 10 ) integer - to - integer wavelet transform mainly, and denoting eigenvectors of handwriting images with integer - to - integer wavelet coefficients, the thesis defines an 18 - dimension eigenvector. ( 2, 10 ) integer - to - integer wavelet transform can extract the high pass of images effectively, high pass is the details of images, and analysis of texture images is mainly for the details

    在筆跡圖像的特徵提取上，文章把筆跡圖像當作紋理圖像來看待，創新地提出用（ 2 ， 10 ）整數小波變換來分析筆跡圖像，即主要用（ 2 ， 10 ）整數小波變換分析紋理圖像，用紋理圖像的整數小波系數來表徵筆跡圖像的特徵向量，文章定義了一個18維的特徵向量。 （ 2 ， 10 ）整數小波變換能夠很好地提取圖像的高頻部分，高頻部分在圖像中表現為細節，而對紋理圖像的分析主要是對細節的分析。
  3. Integrating tynman system with polarized system together, the laser interferometer is compatible for the surface with different reflectance. first, on the basis of synthesizing different interferometric microscope, the author introduced a kind of lase interferometer combining polarized interferometry and real - time phase detection algorithms. first, a kind of optical configuration is introduced, which is realized in the above interferometer

    本文在分析了國內外不同干涉顯微系統的基礎上，根據干涉顯微測量方面的需求提出了採用偏振干涉和條紋掃描方式實時檢測波面位相的激光干涉顯微系統，提出了一種可用於表面微觀輪廓及粗糙度參數測量的光學顯微干涉系統的光路，然後介紹了條紋掃描波面位相實時檢測技術以及四步移相法，並在此基礎上完成了光學系統及相關的機械結構。
  4. The main works and contributions achieved in this dissertation are concluded as follows : 1. based on the scalar diffraction theory, the mathematical model of optical configuration of transmissive grating interferometer is established. it indicats that moir interference fringes is affected by many parameters, such as grating pitch, light wavelength, light beam size and incidence angle, etc. the variation that the width, intensity, orientation and contrast of moir interference fringes along with every parameter is numerically analyzed

    主要的研究內容和所取得的成果可歸納如下: 1 .基於標量衍射理論，建立了透射式光柵干涉儀光路的數學模型，分析了透射式光柵干涉儀的莫爾干涉條紋與光柵柵距、光柵開口比、光波波長、光斑尺寸、光束入射角等多個參數的關系。
  5. Several materials with large coefficient of expansion were selected to make packaging components, and it was found that the packaging materials have good temperature sensitivity and compatibility with optical fibers. experimental accuracy and repetition of fbg temperature sensitivity and compensation were discussed. have selected several materials which has bigger coefficient of expansion to do packaging components, have made many temperature experiments, there have not flaws, such as aging, crackle, absciss layer, packaging materials have good temperature sensitivity and compatibility with optical fiber ; have designed the simple and practical packaging components, have performed a serials of experiments about accuracy and repetition of fbg wave - length, have obtained the first step conclusion ; have analyzed the result and made comparison between the result of different experiment, have summarized the best packaging effect and several rules to reduce mistskes

    本文所做的主要工作包括以下幾個內容：一、選取了常見的熱膨脹系數大的材料製作封裝元件，經過多次一80到80反復測試，封裝元件沒有出現老化開裂、封裝裂紋、空洞、離層等缺陷，封裝材料具有良好的溫敏穩定性及復用性，與光纖相容性較好；二、對光纖光柵進行簡單、實用的封裝處理，就封裝效果的優劣性、波長測量的準確度、重復性和封裝時產生的波長損失等方面進行了一系列的實驗，得出了初步的結論；三、對溫敏和溫度補償式封裝的實驗數據進行了詳細的分析和對比，從數字上對溫變過程中光纖光柵中心波長的改變及溫變曲線進行了定量的分析，在大量實驗數據分析結果的基礎上，總結出哪種材料封裝效果更好，以及如何有效的減小實驗誤差。
  6. In this research, through the test in geometric parameter and resistance performance, and comparison between random and other stacked packing, pvc screw thread oblique corrugated plate have more advantage. combined with test and theoretic calculate, determined the heat and mass transfer coefficient, obtained the influence relationship between inlet air flow rate, temperature and humidity, inlet liquid desiccate flow rate, temperature and concentration with outlet air humidity in dehumidifier, provided consideration for equipment design and production

    通過對除濕塔的現場測試並結合理論計算，確定其熱質交換系數，並分析得出採用pvc螺紋斜波紋板填料的一定結構的除濕塔，處理空氣的風量、入口溫度和含濕量及除濕溶液流量、入口溫度和濃度對空氣出口含濕量的影響關系，為除濕設備的設計和指導生產運行提供參考。
  7. In order to deal with the unknown transformations of samples as a result of preprocessing and improve the system recognition performance further, a palmprint feature extraction method based on template learning in wavelet domain is designed and proposed. this algorithm learns the ideal templates of different classes from palmprint samples, whose parameters are regarded as

    該演算法從掌紋樣本中學習不同類別的理想模板，並將理想模板的參數作為特徵用於模式分類，由於考慮了子圖樣本內在存在的平移和旋轉變換，不同類型小波系數對特徵提取的貢獻，因此達到非常好的識別效果。
  8. Then experiment was processed to testify the calculated results. based on the theory of vibration mode, harmonic response and experiment, fea meshing, fea element and bound condition of expansion joint were analyzed. then a parametric fea modeling & post process software was developed by apdl and visual basic langrage

    本文採用有限元數值分析方法，利用大型商用有限元計算軟體ansys ，研究了基於結構參數化設計思想的波紋管膨脹節的振動模態和含波紋管膨脹節管系的振動響應分析方法，開展了波紋管膨脹節模態試驗驗證。
  9. Then the exisiting algorithms on iris location are studied and the disadvantages are pointed. a new approach based on edge detection, mathematic morphology and probability statistic is put forward. after studing the means of daugman ’ s encode of iris texture and w. w. boles ’ extraction the unique features by the zero - crossings of the wavelet transform, we adopted wavelet multi - resolution analysis that extract the feature

    在研究和分析了前人的虹膜定位演算法以及daugman對虹膜紋理的編碼方法、 w . w . boles的小波過零點分析提取虹膜特徵識別演算法的基礎上，研究了基於邊緣檢測和數學形態學以及概率統計等理論的一種新的虹膜定位方法;研究了虹膜圖像的歸一化和圖像增強;研究了基於db4小波的多分辯率分析的虹膜特徵提取演算法;研究了相關系數匹配識別。
  10. As to the video signal, alarm signal, control signal, are all weak electricity signal, exceedingly easily be subjected to the jam, in case the power supply system does not steady, wave propag ation is greatly, the harmonic content of power source overtops, the veins wave factors are great unduly, and even power source equipment breakdown, outputting abnormal, will be about to affect the video signal image effect, and dependability cuts downs to the security and alarming system. we adopt fast fu lye ' s mutation rule - fft alternatives, by the way of carrying fft alternatives to the local junction circuit, regulated power supply, ups ' s power source, and switch power source, thereby diagnose every degree harmonious wave content of power souse, and abnormal coefficient, compared to the normal working situation. thereby diagnose out the working condition of the regulated power supply, ups ' s power source, and switch power source

    如果有供電系統不穩定、波動大，電源的諧波含量過高，紋波系數過大，乃至電源設備損壞、輸出異常等情況出現，將會嚴重影響視頻信號的圖像效果，大大降低防盜系統的穩定性和可靠性，我們採用快速傅利葉變換原理，即fft變換，通過對市電、穩壓電源、 ups電源、開關電源等的電壓信號進行fft變換，從而得出信號中各次諧波的含量及信號畸變系數，並將其與正常工況下的參數進行對比，從而進一步診斷出穩壓電源、 ups電源、開關電源等設備的運行狀況；組成監控系統的設備長期處于工作狀態，往往由於設備散熱條件不好、設備老化故障等原因導致設備表面溫度過高，從而影響設備的正常運行，降低設備的使用壽命。
  11. By in - depth research of image texture and its application in multispectral image fusion, significant central coefficient ( scc ) algorithm based on redundant wavelet texture is proposed and its performance is tested to be also superior to the congeneric algorithms in the way of enhancing fusion quality

    通過對圖象紋理及其在多光譜圖象融合中作用的深入研究，作者又提出了一種基於冗餘小波紋理特徵的重要中心系數（ scc ）融合演算法，通過與其它同類融合演算法結果的比較證明了該演算法在提高融合結果質量上的先進性。
  12. The dc power is designed to meet the demand of navigation system for supply power ripple, and the stability of power is proved by analyzing the collection date

    為滿足導航系統對供電電源波紋度的要求，設計了直流電源，通過測試及數據分析驗證了電源的可靠性。
  13. Full - sealed assembling capacitor is applied to ac power sys - tem 50 60hz with rated voltage of 6kv 10kv 35kv for improving power factor and quality of power grid, reducing transmission loss and raising the efficiency of transmission transformation faciliti - es. this type of capacitor has an assembling full - sealed struc - ture, and it is comprised of capacitor unit body, container, insula - ition cooling impregnant, outlet ceramic bushing, pressurereleas -

    額定電壓6kv 10kv及35kv的交流電力系統中用來提高功率因數改善電網質量，降低線路損耗，充分發揮輸變電設備效能。本產品為裝配式全密封結構。主要由器身波紋油箱絕緣冷卻油出線套管壓力釋放閥溫度控制器等部件組成。
  14. On the basis of quality control theory - statistical process control ( spc ) and process capability index ( cpk ) are integrated with mathematical statistics technology to execute the comprehensive quality control over the whole production process of plastics pipe ( pvc - u double - wall corrugated pipe ). aiming at each process characteristics of the production, it has adopted different controlling models and formed a set of the production quality control system of pvc - u double - wall corrugated pipe. this thesis points out the structure principal and project ideas of the production quality control system of pvc - u double - wall corrugated pipe, which is based on computer technology

    運用質量控制理論? ?統計過程式控制制（ spc ）和工序能力指數（ cpk ） ，結合數理統計技術，對塑料管材（ pvc - u雙壁波紋管）整個生產過程質量進行全面控制。針對pvc - u雙壁波紋管生產線的各個工序特點，採用不同的控制模式，形成了一套pvc - u雙壁波紋管生產質量控制系統。並提出了基於計算機技術的pvc - u雙壁波紋管生產質量控制系統的構建原理和設計思路。
  15. First of all, this paper introduces the principle and characters of laser diode and analyses the necessity of designing a special driver power with high quality by referring a lot of domestic and foreign references. then the power with soft - start function and low ripple is designed according to the demand of a laser driver and relevant technology. it makes a laser diode work drive by ic - wkn and emit stable laser

    首先，本文對半導體激光器的原理和特點進行了介紹，在查閱了國內外相關文獻資料的前提下，分析了半導體激光器對電源的要求，並結合開關電源中的相關技術，設計製作了具有慢啟動功能和低紋波系數的驅動電源，通過ic - wkn的驅動，使半導體激光器正常工作，發出具有穩定功率的激光。
  16. The method directly executes wavelet packet decomposition of handwriting texture using wavelet packet basis db6 at scaling 3 in 2d space, then reconstructs the decomposition coefficient of 15 wavelet packet best basis which are took by shannon entropy cost function

    該方法直接在二維空間上由db6小波包基對筆跡紋理實施3尺度小波包分解，再在由以香農熵為代價函數提取得到的15個小波包最好基處對分解系數實行重構。
  17. The chief disturbances are the ripple of direct current power supply to scan pzt, resonant box effect of usual optical table using to weaken the environmental vibration disturbances, and the effect of air flow

    主要干擾為掃描pzt直流電源的波紋系數、減震光學平臺的共振箱作用以及氣流的影響。尤以共振箱影響最大。
  18. Research methods of expansion joint ' s mode and harmonic response were systemically studied and a fea modeling & post process software for project designer was built in this article. and it may contribute much to theory and project practice for expansion joint

    本文工作不僅較系統地完成了波紋管膨脹節振動模態與響應分析方法的研究，還為工程設計人員提供了基於參數化的有限元建模及后處理軟體，具有一定的理論意義和重要的工程應用價值。
  19. Ripple coefficient of voltage

    電壓紋波系數
  20. The problem of variant parameterized capp and its integration was advanced and studied in this thesis, which took it for example to studied the antennal components in the 39th institute including the ripple trumpets, the wave - distributed wares, the boxes

    本課題以信息產業部電子第39研究所的天線關鍵零件，主要以波紋喇叭類、分波器類、箱體類等三大類零件為研究對象，開發與研究天線關鍵零件的參數化修訂式capp系統及其集成問題。
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