arithmetic field 中文意思是什麼

arithmetic field 解釋
運算欄位
  • arithmetic : n. 1. 算術,演算法;計算。2. 算術書。
  • field : n 菲爾德〈姓氏〉。n 1 原野,曠野;(海、空、冰雪等的)茫茫一片。2 田地,牧場;割草場;〈pl 〉〈集...
  1. In this thesis, used thermocouple to sense the temperature in the space of the hearth, attributed the thermocouple based on calorifics and scientific arithmetic, acquired data by data acquiring card, processed data according to the demand of setting up temperature model and drawing graphics and then caculated the coordinates of isothermal points and normals of isothermal facets, ascertained the order of connecting points and the model of construct, drawed the isothermal facet of temperature field with opengl at last

    通過數據採集板卡進行數據採集並與計算機介面進行數據處理。然後,將處理后特殊點的溫度數據依據marchingcubes演算法建立數學模型求取等溫面上的點的坐標及各點的法向量等。最後,確定計算的三維坐標點的連接順序和拓撲模型,利用opengl進行等溫面的繪制、消隱和模式變換等工作。
  2. Based on the analysis of the magnetic characteristics, an artificial nerural network can be built and the fault samples can be gained by theoretical arithmetic. the results of computation example show that the method can not only judge if shorted field turns exit but also estimate fault turns ratio

    根據該結論構建了發電機故障診斷的神經網路,並直接獲得發電機在額定運行工況下對應的故障樣本,用於故障診斷,不僅對轉子繞組匝間短路故障的存在性,還對故障的嚴重性做出了正確的判斷。
  3. Speechmakers of the four lectures were the main force of arithmetic training group of zhejiang university and principals of main technical page who had powerful rallying point in technical field of zhejiang university

    以上四個講座的主講人都將由浙江大學演算法集訓隊的主力成員和在浙大技術圈內有強大號召力的主要技術版面負責人擔任。
  4. It also roundly researched the solution of the helmholtz equation in the circumrotating ellipsoidal coordinates, and discussed how to calculate the solution of the electro - magnetic field in the circumrotating ellipsoidal coordinates using special functions, and researched circumrotating ellipsoidal cavity ’ s latent value and quality parameter using arithmetic simulation, finally we compared the ellipsoidal cavity with the spheriform cavity. the main content of this thesis are as following : 1. calculated the distribution of the electro - magnetic field inside the ellipsoidal cavity based on maxwell equations and boundary conditions, and confirmed the syntonic mode inside the ellipsoidal cavity using arithmetic methods

    本文從maxwell方程及其邊界條件求解出橢球腔內的電磁場分佈,較為全面的研究了旋轉橢球坐標系下赫姆霍茲方程的解的問題,討論了用特殊函數來求解旋轉橢球坐標系下電磁場的解,並通過數值模擬研究了旋轉橢球諧振腔的本徵值和品質因數,並和球形諧振腔做了比較,主要內容為: 1 .用maxwell方程及其邊界條件求解出橢球腔內的電磁場分佈,並且分析了橢球腔內的諧振模式。
  5. Its main steps are : 1 median filter to filter yawp ; 2 edge detecting ; 3 figure thinning ; 4 the calculation of center point and some other parameters, we put forward a new method with which we firstly give a self - adjust liner transform then we use robert edge detecting and we also give an four - adjacent - field method for edge thinning here ; secondly we repeat four steps above and use the center point as focus in the fourth image. after this we track the forecasting center point by kaveman filter and select two blocks for locating. lastly from the fifth photo on we mainly deal with the arithmetic for matching locating and recognition of focus except kaveman filter

    然後在第四幅圖像中:重復上述四步,以提取的形心為瞄準點,在選定瞄準點以後,為了在後續圖像中匹配、定位、識別瞄準點,我們使用卡爾曼濾波求取跟蹤預測的形心點並在瞄準點的周圍選取兩個匹配定位塊:從第五幅圖像開始,除了使用卡爾曼濾波求取跟蹤預測形心點以外,主要執行匹配、定位、識別瞄準點的演算法。
  6. The main focus concentrates on the two most time consuming arithmetic in finite field calculation, field inversion and field multiplication. by analyzing in detail the performance of algorithms in composition fields, we have drawn a conclusion that the time consuming of square is less than that of multiplication with itself

    在對復合域中的演算法進行詳細分析后發現,多項式平方運算比元素自乘有更好的時間特性,因此盡可能地用平方運算替代自乘運算是在復合域中進行演算法優化的主要手段。
  7. In this paper, the emphasis is the application of the fdtd arithmetic in slot ' s scattering. this method modifies incidence wave and the reflected wave from conducted plane, and that result in the fdtd scattering formulations are only about the scattering field of slot

    論文重點研究了fdtd演算法在無限大導電平面上縫隙的散射計算中的應用,該演算法對入射波和平面反射波進行了處理和修正,最終,在fdtd散射公式中只計算縫隙的散射。
  8. Now the main methods for paper currency recognition have geometrical dimension measure, feature recognition of image texture and nn etc. nn which is nonlinear math mode is used widely in the application field of currency recognition incorporating with some optimizing arithmetic such as genetic algorithm and simulated anneal in order to optimize nn structure and improve nn recognition precision

    主要研究內容包括人民幣圖像顯性特徵的提取,人民幣圖像中噪聲信息的抑制和顯性特徵的加強,識別系統中的數學模型的選取和建立以及優化既得的人民幣顯性特徵等方面。
  9. In term of analyzing and summarizing the existing achievement, propose an advanced and practical wavefield extrapolation operator and arithmetic of forward modeling and migration, which obtain numerical simulation and analysis completely and systemically and exploited new field of fractured reservoir seismic wavefield numerical simulation and applicationin in frequency - wavenumber domain

    在總結、分析前人研究成果的基礎上,提出了具有前瞻性和實用性的波場延拓運算元與正演、偏移演算法,較系統全面地進行了數值計算與分析,開辟了頻率?波數域縫洞儲層地震波場數值模擬與應用的新領域。
  10. The paper concentrates on seismic wave - field forward modeling and migration for the fractured reservoir. it researches the wavefield extrapolation operator for lateral variation of velocity, design four theoretical models and seven practical models with fracture and cavity. base on the progenitor, in the frequency - wavenumber domain with the pspi wavefield extrapolation operator and arithmetic of forward modeling and migration that applied lateral variation of velocity which is strong, the paper obtains the result of numerical simulation and the wavefield characteristic by the way of the forward modeling and depth migration of poststack seismic wavefield

    本文圍繞縫洞儲層地震波場正演與偏移問題,研究了適用於橫向變速波場延拓運算元,建立了四個理論的縫洞模型和七個實際的縫洞模型,在總結、分析前人的研究成果的基礎上,利用適合橫向速度劇烈變化的相移加插值的波場延拓運算元,在頻率?波數域對上述的地質模型進行正演、偏移處理,最後得到了縫洞儲層地震波場的一些特徵。
  11. In the chapter 3, after the multi - stroke plane distributor was designed, pressure field of the plane distributor was calculated with fem. at the same time, the cad software for it was developed according to the above arithmetic

    第三章在初步設計計算內曲線端面配流盤的基礎上,採用流體有限元方法精確計算分析了端面配流盤的壓力流場,同時根據上述演算法開發了端面配流盤計算機輔助設計軟體。
  12. One is field fault diagnosis system, whose core arithmetic is back propagation neural network ; the other is remote fault diagnosis system, whose core arithmetic is fault tree. in this system, the database was used to save the fault knowledge and related information

    現場診斷的核心是神經網路技術,通過對bp神經網路的分析,初步建立了檢測線的神經網路診斷系統,並以制動臺的故障監測與診斷為例,重點介紹了建立過程及診斷效果。
  13. In dpcx, a field capable of containing 10 digits, a sign, and a decimal point, that can be used by a program for arithmetic calculations and for program control

    在分散式處理控制執行程序( dpcx )中,一種含有十位數字、一位符號和一位小數點的欄位,程序可以用它來進行算術計算和程序控制。
  14. The first part mainly introduces the gis concept and contents of gis, the comparison between the related software and gis, the present condition and development trend of gis etc, then introduced how to use the gis technique in a specific way such as using the method of " the half - automatic to follow " to turn the map into arithmetic figure, using the method of " the automatic calculates " gets the length of the line and area of field etc, at last got the length and width of every cross section of the fabiela river which is located downstream of xiangshan mountain. this method is superior and time - saving comparing with collecting data on the spot, having important and actual application worth

    第一部分主要介紹了gis的概念和研究內容, gis與相關軟體的比較以及gis的現狀、發展趨勢、當前gis研究的熱點等等,然後具體介紹了用gis的相關技術如:用「半自動跟蹤」方法對地圖進行數字化,用「自動量算」方法得到線對象的長度、面對象的面積等,最終完成了象山水庫下游法別拉河河道地形數據資料的提取工作,這種方法與人工實地採集工作相比,有較強的優越性和重要的實際應用價值。
  15. High resolution digital smps becomes the hotspot in the power supply field. more and more attention has beed payed to how to realize high resolution digital smps, and it has already taken a long step develop. improving the resolution of digital smps by new techniques becomes a forever topic. under the learning of the status and develping trend of smps, considering the practical requirement of task, a control system of smps implemented by microcontroller with high resolution, high speed, high integration is carried out. by combining the embedded system and power electronics, it is discussed that a high resolution smps ’ s output voltage with 0. 01 % resolution pwm wave output, in the basis of microcontroller, and the pwm wave double modulation arithmetic

    不斷用新技術手段實現數字開關電源的高精度是一個永恆的話題。經過了解國內外開關電源的發展現狀和發展趨勢,結合實際課題的要求,提出了使用高精度、高速度、高集成度的微控制器組成開關電源的控制系統。討論了將嵌入式系統與電力電子結合,在微控制器硬體基礎上通過軟體pwm波雙調制演算法輸出高精度pwm波,實現開關電源輸出電壓的萬分之一精度的方法。
  16. The method of linearizing the temperature field in the space of hearth based on the arithmetic of marching cube is proved to be available within the analytical precision by experiment and testing result. it is valuable to measure and display temperature field in the space of hearth and to put it into practice. it is propitious to observe and control the temperature in the space of hearth efficiently

    實驗檢測表明,這種利用marchingcubes演算法對爐膛內空間溫度場進行分段線性化處理的方法,在一定的精度范圍內是有效的。爐膛內部溫度場的圖像顯示使得對熱處理爐膛內部溫度場的分析更簡單、直觀,使我們更有效的對熱處理爐的爐膛溫度進行觀測、控制,從而提高熱處理工件的質量,具有較高的實用價值。
  17. In this paper, the foundamental principles of fd _ bpm ( finite - difference beam propagation method ) used to simulate and calculate the process of beam propagation is first introduced. then , the theory of boundary condition is carefully presented. based on those theories mentioned above, a new kind of fd _ bpm arithmetic is brought forward. compared with the traditional arithmetic, this one has much more advantages. in virtue of the new arithmetic, author accomplished the whole simulating designs with two kinds of optical splitter ( stright y - junction optical splitter and sine - type optical splitter ), including propagation field simulating, vital parameter calculating, acquired some optimized waveguide parameters , and finished the template by those results at last

    本文主要藉助這種改進的fd _ bpm演算法,對兩種結構的光分路器(直y型光分路器,上升正弦型光分路器)進行了器件設計的軟體模擬,包括對兩種結構光分路器傳輸場進行模擬,並對兩種結構光分路器的重要參數,如波導寬度,分叉角,縱橫比,損耗進行了模擬計算;得到了一些有價值的優化波導結構參數值,根據這些優化值設計製作了光刻模板。
  18. Many functions such as field information map, contrastive map of yearly yield, prescription map, etc. can be made. in order to improve using accuracy of agricultural gps, by analyzing the error of point, polyline, polygon, several methods are produced such as arithmetic average value, least squares, adding control points, etc. their principles, features and limitations are also analyzed and discussed. the mathematic model of average error method included in adding control points is established

    為了進一步提高農用gps的使用精度,研究了提高精度的方法,通過對點、線、面等誤差的分析,提出了應用算術平均值法、最小二乘法、加入控制點法等多種提高精度的方法,分析和討論了它們的原理、特點與應用局限性,並建立了加入控制點法中的誤差平差法的數學模型。
  19. In order to change the behindhand state in measurement of natural gas of liaohe oil field, we make the technique reformation, using the normal hole - board, intelligent sensor, natural gas compression factor, arithmetic of volume flux and compensatory technology

    為了改變遼河油田天然氣落後的計量狀態,我們採用標準孔板、智能傳感器、國際標準天然氣壓縮因子、體積流量演算法和補償技術進行天然氣計量技術改造。
  20. 2. from the finite element theory and finite integral ’ s aspect, analyzed the structure of the high frequency field inside the ellipsoidal cavity with arithmetic simulation that carried through in computers

    2 .從有限元理論和有限積分的角度出發,用計算機數值模擬對橢球諧振腔內的高頻場結構進行分析。
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