field-by-field processing 中文意思是什麼

field-by-field processing 解釋
逐欄位處理
  • 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...
  • by : adv 1 在側,在旁,在附近。2 (擱)在一邊,(放)到旁邊,(存)在一旁;收著。3 (由旁邊)經過,過...
  1. In the thesis, a signal processing scheme of polarization - insensitive fiber optic michelson interferometric magnetic sensor is described : making the interferometer work near the quadrature with closed loop controlling working point method, the fundamental frequency component of the magnetic field sensing signals can be detected to measure the input direct current ( dc ) magnetic field by phase sensitive demodulation

    本文主要介紹了偏振無關光纖michelson干涉型微弱磁場傳感器信號處理的方案:通過閉環控制工作點演算法使干涉儀工作在正交工作點處,再利用相敏檢波演算法提取傳感器輸出信號的基頻分量,以測量直流磁場的大小。
  2. A 3 - d simulative calculation program concerning temperature field and creep stress field and its pre - processing and post - processing has been developed. by applying this program, temperature field and creep stress field of hydraulic culvert and sluice engineer concrete is simulated. 2

    開發了非穩定溫度場和應力模擬計算的三維有限元計算程序及有限單元法的前後處理程序,運用此程序對水工涵閘工程混凝土進行了溫度場和應力場的計算分析,得出相關結論。
  3. Abstract : thermally induced stress and the relevant warpage cause by inappropriate mold design and processing conditions are problems that confounded the overall success of injection molding. a thermorheologically simple thermoviscoelastic two - dimension material model is used to simulate the residual stress and warpage within injection molded parts generated during the cooling stage of the injection molding cycle. the initial temperature field corresponds to the end of the filling stage. the fully time - dependent algorithm is based on the calculation of the elastic response at every time step. numerical results are discussed with respect to temperature and pressure

    文摘:不均勻的熱殘余應力及其變形是注塑成型加工中常見的工程問題之一.應用熱流變簡單材料的二維熱粘彈本構方程得到的遞推公式,數值模擬了成型中的熱殘余應力及其翹曲變形,並用數值實驗討論了溫度、壓力對注塑件殘余應力及變形的影響,發現溫度變化不均勻是注塑件翹曲變形的最主要原因,其影響遠大於壓力的作用,與工程實驗的結論一致
  4. The inversionless bm algorithm in rs decoder is implemented with serial mode, which avoids the inversion computation and only needs 3 finite - field multipliers. thus, the complexity of hardware implementation has been mostly reduced. a 3 - level pipe - line processing architecture is also used in the hardware and the coding circuit in rs coder is optimized by using the characteristics of the finite - field constant multiplier

    Rs解碼器的設計採用無逆bm演算法,並利用串列方式來實現,不僅避免了求逆運算,而且只需用3個有限域乘法器就可以實現,大大的降低了硬體實現的復雜度,並且因為在硬體實現上,採用了3級流水線( pipe - line )的處理結構。
  5. According to these accomplishments, several techniques are expounded emphatically in this paper, including 3d refraction statics, coherent noise suppression by prestack wave field separating ( prestack fx noise attenuation ), 3d prestack multiple domain random noise attenuation, multiples attenuation, nmo of unsymmetrical hyperbola, dynamic replacement of wave equation, surface - inconsistent residual static, super bin stacking, poststack depth migration and prestack depth migration. all the techniques have been applied in seismic processing of 2d, 3d and wide - line profiling and obtained good results

    本文根據項目組研究成果,重點閘述了三維折射波靜校正技術,疊前波場分離相干噪音壓制方法(疊前fx去噪) ,疊前三維多域隨機噪音衰減技術,多次波衰減技術,非對稱雙曲線動校正技術,波動方程動態替換技術,非地表一致性的剩餘時差靜校正技術,超面元迭加處理技術,疊后深度偏移處理,疊前深度偏移處理等。
  6. Vanguard role in the field of ptfe processing. " our qua1ity system was approved by the international standard

    「產品質量全部優于部頒標準,保持華北地區先進水平,爭當全國同行業先鋒。 」
  7. Considering the characteristic of vibration of rotary machines, this thesis makes a thorough discussion of forecasting the trend of vibration by a means of time series model, puts forward means of processing the nonstationarity, nonnormality and singular value of the field data and distinguishing their models to build a appropriate model and gets precise mulstep forecast to the trend of vibration

    針對旋轉機械的振動的特點,本文深入討論了利用時間序列模型預測振動趨勢的方法,並提出了如何處理現場數據的非平穩性,非正態性,奇異值和模型類型判別方法,以構建合適的模型,實現對振動趨勢進行準確的多步預測。
  8. A series of products made by skysea company are widely applied to industries such as severely - polluted sewage discharge in factories and businesses, sewage discharge of residential areas, civil air - defense drainage station, hospitals, farm irrigation, printing and dyeing, equipment cooling, food, environmental protection, chemical engineering, petroleum, pharmacy, mining, paper making, power plant, coal and oil processing, steel, shipbuilding, ceramics, leather manufacture, drainage system of city sewage disposal, municipal engineering and construction field. they have got a favorable reception from clients

    天海系列產品被廣泛應用於工廠商業嚴重污染廢水排放、住宅區的污水排放、人防系統排水站、醫院、農田灌溉、印染、設備冷卻、食品、環保、化工、石油、制藥、采礦、造紙、電廠、污水排放、煤油加工工業、鋼鐵工業、造船工業、陶瓷工業、製革工業,以及城市污水處理廠排水系統,市政工程,建築工地等行業深受客戶好評。
  9. The research of this paper is spread out mainly around 5 aspects : ( 1 ) the description of xmarc information theory system based on xml under network environment ; ( 2 ) the advanced design of field xmarc metadata ; ( 3 ) the foundation of k - s - c special knowledge relation by the identification " keyword + subject + category " ; ( 4 ) the establishment of xmarc theme knowledge automatic indexing and its algorithms ; ( 5 ) the research on knowledge processing method of concept retrieval and the theme classification based on xmarc

    本文主要的工作是圍繞五個方面展開的:建立網路環境下基於xml的xmarc信息描述理論體系,比較設計領域的xmarc元數據,構建以「關鍵詞+主題詞+范疇號」標識的知識關系k - s - c ( keyword - subject - category ) ,建立xmarc主題知識的標引方摘要法及其演算法,提出xmarc主題知識的分類與詞句概念檢索方法。
  10. Now, with the rapid development of computer and electronics, there have been a great progress in the field of input / output device technology. among this field, pci has been a current standard interface of pc. and in order to accommodate the development of operating system, wdm has been a driver model adopted by industry generally. at the same time, in the respect of sensor ’ s application, a high precision and high integrated incremental rotary encoder has been an outstanding one among the displacement sensors. meanwhile, eda technology and cpld / fpga chip applied in the signal processing circuit are approved by a great number of engineers who are engaged in designing the electronic device

    目前,隨著計算機技術和電子技術的飛速發展, i / o設備介面控制技術領域有了長足進步。其中, pci介面成為主流的微機標準介面,而與操作系統平臺的發展相適應, wdm已成為業界普遍採用的驅動程序模式;同時,在傳感器應用方面,高精度、高集成的增量式旋轉編碼器已是位移型傳感器中的佼佼者,而eda技術和cpld / fpga器件在信號處理電路中的應用被廣大電子設計人員所認可。
  11. Although there have been many application instances in the field of input / output device technology, we need an specific project and technology route aimed at an given application. in this thesis, we combine the introduction and analysis of relative technology to describe the accomplishment of a coordinate collecting device which is based on incremental rotary encoder. this device is an specific device applied to collect the corrdinate displacement of ground image ’ s three - dimensional model created by full digital photogrammetric station. cpld chip and vhdl are applied in this device to carry out the following work : phase control of the electrical pulse created by incremental rotary encoder, counting the number of electrical pulse, controling the state of signal processing circuit, exchanging data between this circuit and pci control

    本文結合相關技術的介紹和分析,描述了一個基於增量式旋轉編碼器的坐標參量採集介面卡的實現,此介面卡是一種用於採集全數字攝影測量系統地面影像模型坐標位移量的專用設備,該設備採用cpld器件和vhdl語言實現增量式旋轉編碼器的脈沖信號鑒相和計數、信號處理部分的狀態控制以及和pci總線晶元ch365之間的數據交換和通信功能,同時該設備的驅動程序基於wdm模式,並且配置有結構良好的動態鏈接庫程序作為系統軟體和驅動程序之間的數據和控制交互中間介面,能夠方便地運行在windows98 / 2000 / xp操作系統平臺上,具有實時性強、工作穩定、通用性較好和性價比高等特點。
  12. Zealous welcome field colleague incoming sample ordering, we will provide the design development, the production processing, the on - hand merchandise supply for the general customers and so on the omni - directional service, by extremely creates customer extremely satisfaction diligently

    熱忱歡迎業界同仁來樣訂貨,我們將為廣大顧客提供設計開發、生產加工、現貨供應等全方位的服務,以十分的努力來創造客戶十分的滿意。
  13. The author wants to look forward to the latest trend of development in this field by studying the theoretic and practical achievement in information retrieval language both at home and abroad in the time of internet. this paper is made up of five parts. the first part analyses the effects of information retrieval language in network condition ; the second part introduces the achievements in electronic traditional classification and the using of traditional classification in network and in information retrieval tool ; the third part introduces the achievements in electronic traditional subject and the using of traditional subject in network and in information retrieval tool ; the forth part is about natural language processing and natural language retrieval which includes basic principles of natural language processing and the using of information retrieval ; finally, the author points out that the new development of information retrieval language includes metadata and the integration of the classification - subject - natural language

    本文主要研究網路環境下信息檢索語言的發展,主要內容包括五部分:第一部分分析了網路環境對信息檢索語言的影響;第二部分是網路環境下分類檢索語言的應用,包括傳統分類法電子化及在網路上的應用,網路信息檢索工具中的應用;第三部分是網路環境下主題檢索語言的應用,包括傳統敘詞表電子化及在網路上的應用,在網路信息檢索工具中的應用;第四部分是自然語言處理與自然語言檢索,包括自然語言處理的基本原理及在信息檢索中的應用,國內外自然語言檢索進展;作者在論文最後指出,在網路環境下信息檢索語言新發展有:元數據研究;分類-主題-自然語言一體化,分析國外一體化系統實例:一體化醫學語言系統umls ,國內一體化系統實例: 《中國財經報刊數據庫》檢索系統;並指出學科?事物概念組配型檢索語言是理想發展模式。
  14. Chinese information processing is to carry on the automatic processing of the chinese language information by computer. in this field, how to settle the chinese input problem is a primary, but critical task

    中文信息處理是利用計算機對漢語信息進行自動處理,其中解決漢字輸入是該領域內一項基礎而又重要的工作。
  15. Uniform and compact plzt and sno _ 2 ceramic targets, which diameter were 212mm and 221mm, respectively, had been successfully fabricated. ( 2 ) a rotating magnetic field rf magnetron sputtering system had been designed and set up, which showed high utilization efficiency of target, high films uniformity, and high deposition rate, etc. ( 3 ) the plzt and sno _ 2 thin films were investigated by afm, xrd, sem, and spectral photometer. the optimized processing parameters of preparing these films had been found

    並以此為基礎分別制備了緻密、均勻、平整、直徑為212mm的plzt和221mm的sno _ 2陶瓷濺射靶材; ( 2 )為克服現有磁控濺射設備的不足,提出了一種新的磁控濺射方案,採用該方案的設備具有:靶材利用率高、鍍膜均勻、成膜速度快等特點; ( 3 )運用afm 、 xrd 、 sem以及雙光路分光光度計等分析手段對plzt和sno _ 2薄膜的微結構和性能進行研究,找到了制備plzt電光薄膜和sno2透明電極材料的最佳工藝條件。
  16. This dissertation studies mainly the inversion of ocean environmental parameters by mfp ( matched field processing ). meanwhile, adaptive matched field passive localization in complex environment and discrete noise rejection with mfp are discussed

    論文從淺海環境參數反演、復雜水聲條件下的被動定位、以及匹配場用於空域離散噪聲干擾抵消等三方面展開,對匹配場的理論、方法及實驗驗證進行了深入地探討。
  17. Meanwhile, we are pursuing a number of developments in the nanotechnology field by integrating the above - mentioned composite material technology with precision forming technology, fine processing technology and analysis measurement technology

    我們還將融合上述復合材料技術,精密成形技術,微細加工技術以及解析和計量技術,在納米領域開辟新紀元。
  18. Signal can not be created but be enhanced by attenuating many kinds of noise from field by processing, so, is ridiculous to say, " do n ' t worry, we can get anything we want by processing "

    值得說明的是,迭代法噪音衰減、迭代法振幅補償和串聯反褶積這三個處理過程不是彼此孤立的,而是相互聯系的,這三個處理過程也是有機的組合,起到互補效果。
  19. Its arnplit ' ude and phase preserve peotation, single measurement or limited measurements could n ' t present the real character of sound field, so it will be more difficult to localize a source by matched field processing or get high accuracy of source localizaion

    而聲壓是一個隨機量,幅度和相位存在起伏,單次測量或少量有限次測量不能完整表達聲場特性,這就很難準確進行匹配場聲源定位,其精度得不到保證。
  20. Chapter two introduced the basic ideas of emd theories briefly, and then discussed the emd - based time - frequency analysis method ' s basic agrithom. the conclusion was deduced that the method is valid in the field of signals processing and fault diagnosis in rotating machinery by simulation and real signal analysis. chapter three discussed the origin of emd method ' s end effect, then studied the direct, time - series based and neuron network based data extention technologys to weaken the end effect

    第二章介紹了基於emd時頻分析方法的一些基本概念;闡述了emd方法和基於emd的希爾伯特變換的基本原理和演算法;在此基礎上,用基於emd的時頻分析方法對模擬和實際信號進行了分析驗證,結果表明把該方法引入旋轉機械振動信號時頻分析和故障診斷領域是有效的。
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