時域轉換 的英文怎麼說

中文拼音 [shízhuǎnhuàn]
時域轉換 英文
time domain conversion
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : 名詞(在一定疆界內的地方; 疆域) land within certain boundaries; territory; region
  • : 轉構詞成分。
  • : 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
  • 轉換 : change; transform; convert; switch
  1. Multiferroelectric magnetoelectri materials have a spontaneous polarization that can be reoriented by an applied electric field, a spontaneous magnetization that can be reoriented by an applied magnetic field. these materials have been exploited as transducer, waveguides, switches, phase inverters, modulators, etc. which also find a lot of technological applications in radioelectronics, optoelectronics, microwave electronics in instrumentation

    這類材料同具有鐵電和鐵磁材料的性能可以應用到傳感器,波導器件,器,相位倒相器,變頻器,調節器等,在無線電電子學,光電子學,微波電子學等領的發展具有重要意義。
  2. Finally, based on above, the essay purposes matching strategies for the harmonious development of urban and rural economy. the first is to shift agriculture labor. according to j. fei and g. ranis three - stage theory on employment shift process, china ' s economy is the one of labor surplus and, at the same time, which is not balanced with the different tendency of regional labor

    最後,在上述基礎上,對城鄉經濟協調發展提出了相應的對策: ( 1 )移農業勞動力據費景漢和拉尼斯就業過程的三階段理論,我國屬于勞動剩餘經濟,同,發展不平衡、區勞力供求態勢不同。
  3. At present, the typic harmful current detection methods are the fast fourier transform algorithm in frequency domain and methods based on the instantaneous reactive power theory, these methods all require some transform and quick, real - time calculating, so high precision analog multipliers or high speed dsp chip with fast a / d are needed, this results in complex circuit and high cost , which have restricted the development of apf

    目前畸變電流檢測常用的方法有頻法的fft和基於瞬無功理論的畸變電流檢測法。這些方法均有一定的變,需要快速、實運算,因此必須使用高速的數字微處理器和高性能a / d器,這必將大大提高系統成本,使得電路結構復雜,在一定程度上限制了有源濾波器的發展。
  4. It is very urgent for people to transform them into useful information and knowledge, and apply them in business administration, production control and forecasting, etc. as a kind of technology for extracting information from large quantity of data, data mining and knowledge discovery has become a significant research problem which has important theoretical and practical values, and attracts widely attention in international academe

    世界進入信息代,在各個領存在大量數據,人們迫切需要將它們成有用的信息和知識,以應用於商務管理、生產控制和預測等方面。數據挖掘和知識發現作為從海量數據中提取信息的一種技術,已經成為當前一個具有重要理論和應用價值的研究課題,在國際學術界引起了廣泛關注。
  5. From the paper, it can be concluded that it is necessary to make many intellectual electronic equipments access the internet in the new era, with the development of the computer, communication and the network technique, and the embedded network platform based on the advanced x86 microcontroller has the characteristics of simplity, clarity and high - adaptability in the applications, it can be widely applied to many industrial fields such as power automation, communication terminal, monitoring and measuring system on line, embedded web, network protocol transformation, intellectual instruments etc

    縱觀全文,得出如下結論:隨著計算機、通信及網路技術的發展,實現大量智能電子設備與internet的結合,即電子設備web化是信息代的新趨勢。基於本文方案構建的高端x86嵌入式網路平臺具有應用開發簡單快速、靈活適應的特點,可廣泛應用於電力自動化及各種電氣測控設備、通訊終端、在線監測系統、嵌入式web 、網路協議、智能儀器儀表等眾多工業領
  6. Specify the location to provide information for ordering and for date and time conversion

    指定與排序以及日期和設置相關的區設置。
  7. Topics covered include : properties and advantages of feedback systems, time - domain and frequency - domain performance measures, stability and degree of stability, root locus method, nyquist criterion, frequency - domain design, compensation techniques, application to a wide variety of physical systems, internal and external compensation of operational amplifiers, modelling and compensation of power coverter systems and phase lock loops

    所涉及的主題包括:反饋系統的特性和優勢,和頻性能度量,穩定和穩定度,根軌跡法,奈魁斯特準則,頻設計,補償技術,種類繁多的物理系統應用,運算放大器的內部和外部補償,能量系統的建模和補償,以及鎖相環。
  8. Based on the observation data obtained from 69 sampling sites of different age class forests, and by using biomass expansion factor function, the regression equations of stand biomass and volume of the main forest forests in pearl river delta were built, and the regional forest biomass and its dynamics were estimated on the basis of forest inventory data

    摘要利用生物量因子連續函數法,通過69組不同齡級的森林樣地實測數據,擬合了珠江三角洲主要森林類型的生物量和蓄積量之間的回歸方程,並結合3個段森林清查資料,估算了區森林生物量及其動態。
  9. These equation can be transformed back again into the time domain to describe the platform motion explicitly as a function of time.

    這些方程可以再,以便清楚地用間的函數來描述平臺的運動。
  10. The bottleneck of hybrid filter banks adc system is that it cannot sample directly higher radio frequency signal because of lower analog input bandwidth of its adc. in order to remove it, a kind of downsampler model based on nyquist and bandpass sampling theorem is presented, analyzed and proved in time and frequency domain, in addition a downsampler is designed according to the model. on the basis of hybrid filter banks adc system, a class of high speed hybrid filter banks adc system is proposed

    針對混合濾波器組adc系統因其adc模擬輸入帶寬低而不能對頻率較高的射頻模擬信號進行模/數的瓶頸,作者提出了一種基於nyquist采樣定理和帶通采樣定理的抽取器數學模型,對該數學模型進行了、頻的分析證明后,設計了一種基於該數學模型的sha抽取器,進而在混合濾波器組adc系統的基礎上,提出了高速混合濾波器組adc系統。
  11. The difference between these two algorithms is that the former uses sub - domain as the basic unit of task to be allocated and the latter uses the node - super - row as the basic unit of task. ( 6 ) the original problem is transformed into transformed domain by using laplace transform method. by the parallelization of the bem in the transformed domain, the parallelization of the elasto - dynamic be analysis is implemented by introducing the time related fimdamental solution, the time dependency is released from the formation of time - domain be equations

    ( 6 )通過拉氏積分變法將彈性動力問題至變,通過變上邊界元的分佈并行處理實現了彈性動力邊界元分析的并行化;引入與間有關的基本解,解除了邊界元系統方程組形成階段的間順序依賴性,通過矩陣向量運算的分佈并行處理實現方程組間步進求解方法的并行化,這種方法是一種部分間并行演算法。
  12. In chapter 3, we studied the effect of gaussian transverse profile for the driving and laser fields on lasing without population inversion ( lwi ) in a closed v - type system and an open v - type system. moreover, we discussed also the effect of the unsaturated gain coefficient, the cavity - damping rate, the ratio of the atomic injection rates and atomic exit rate on the corresponding systems. in chapter 4, we mainly discussed the effect of doppler broadening on the gain, dispersion and the frequency up - conversion of the open v - type lwi system and compared the differences and the same between the open system and the corresponding closed system

    發現: ( 1 )在考慮doppler展寬的情況下,通過選取合適的實驗室條件(比如合適的原子環境溫度等)可得到合適doppler展寬值,從而使系統獲得最佳增益; ( 2 )要想實現系統的頻率上,同又要獲得足夠強的無反激光增益,則系統頻率比不能選取的太大; ( 3 )對于開放系統,比較小的粒子注入速率比與退出速率對產生無反激光是有利碩士學位論文摘要的: ( 4 )由於dopp1oy展寬的存在,當探測場與驅動場的傳播方向相反,增益在探測場失諧的某一段區產生振蕩,且振蕩的振幅、頻率失諧范圍的大小與dopper展寬的取值有關。
  13. Due to the drawback of methods and devices of inspecting and controlling printing images in current printing industry, a new principle for transforming color spaces and color separation based on digital image processing and pattern recognition is presented, and a system for inspecting and recognizing dots ? dia ( dot image analyzer ) system based on colorimetric measurement is designed

    針對當前印刷領中印刷圖像色彩檢測和控制的方式及設備存在的不足,本課題提出了一種新的基於數字圖像處理和模式識別技術的色空間及分色原理,同設計出了基於色度檢測法的網點檢測和識別系統? ? dia ( dotimageanalyzer )系統。
  14. The data processing system further includes a convoluted inverse transforming means for inversely transforming the discrete function in a second - variable - domain back to the time domain at a second sampling frequency for converting t he input data to a set corresponding data sampled at the second sampling frequency

    此資料處理系統也包含一個旋積的逆裝置,用來對以第二個變數為定義領的離散函數,逆回以第二個取樣頻率為頻率及以間為定義領的函數,也就是將資料成以第二個取樣頻率所取樣的資料。
  15. Information of system auto and cross spectrum, auto and cross correlation. coherent function, signal to noise ratio, frequency response and impulse response was established to help the study and arrangement of the module components

    由力規及加速規兩量測之訊號,經快速富利葉,計算其自頻譜及互頻譜,再經反富氏之自相關及互相關函數、相通函數、訊噪比、頻率響應函數、脈沖響應函數。
  16. In order to validate the feasibility of the novel algorithm, ultrawide band pulse wave is used as incident wave. computational domains are limited by absorbing boundary condition. the transformation technique from near zone to far zone is used when the sampling spot is outside of the computational domains

    成像技術以超寬帶脈沖源作為入射波源,用吸收邊界條件來界定計算,而當采樣點遠離計算區,需要通過近?遠場的技術把近場等效面上的信息到遠場,本文採用簡單而實用的柱面波外推法作為近?遠場的方法,收到了較好的效果。
  17. A nonlinear numerical model for wave transformation is established in time domain based on integral equation transformed from two dimensional laplace equation. then the model is applied to compute the linear wave and nonlinear wave deformation in offshore flow field. a new 0 - 1 combined bem ( boundary element method ) is adopted in this thesis to avoid computational errors accumulated with time steps

    本文以波動勢函數的laplace方程的green積分得到的邊界積分方程為基本控制方程,建立了一種新的內波浪變形計算的數值模型,籍此對非線性波浪在結構物周圍的波浪形態進行了數值模擬,並通過數值造波水槽內的波浪試驗對數值模擬結果進行檢驗。
  18. To the primary contradiction of real - time interactive visual simulation, limited bandwidth of network and real time transmitting parameter of relative to move sight, the control mechanism of 3 - d visual object is discussed, under the direction of hla idea, the visual federal object model vfom is established to describe the visual data distributing ; the author designed a grammar of vfom context and a turing conversion mechanism, it will support exploitation of visual simulation in different field ; the author analyses and apply opengl to design a method of implement real - time interactive visual simulation on pc, in additional with object - oriented program technique network communication technique multithreading technique, implement pc - virsp. there are 7 chapters in this thesis. in chapter 1, the developments of virtual simulation is looked back, the aim and significance and the main search content is put forward

    論文針對實交互視景模擬的主要矛盾,即網路有限帶寬與視景運動交互參數實傳輸矛盾,探討了三維視體運動控制機理,結合hla思想,建立視景聯邦對象模型( vfom - visualfederalobjectmodel )來描述視景數據分佈;並設計了模擬實體鏈描述文本文法及其存儲機制,有效支持多領視景模擬系統開發;分析並應用圖形介面標準opengl ,設計了基於pc機的實互操作視景生成方法;針對網路分佈環境下視景模擬實交互需求,設計視景運動同步控制方案;並綜合應用了面向對象編程技術、網路通信技術、多線程技術,實現了基於pc機的視景實互操作支撐平臺( pc - vrisp ? real - timeinteractivesupportingplatformforvirtualsimulationbasedonpersonalcomputer ) 。
  19. In the time - domain, based on the principle of random sampling of dso. two way ( " time amplifing in dual slope integral " and " time - voltage convert " ) are implemented to measure the time between the system triger and writing clock. thus random sampling interpolate can be done to measure repeated signal in high frequency with the a / d convert and controller which frequency are lower

    ,根據數字示波器隨機取樣原理,用兩種方法(雙斜率積分間放大測量方法和間? ?電壓測量方法)測量數字示波器系統觸發和采樣寫鐘間間間隔,用低速a / d器及控制器進行模?數和控制,以此進行隨機取樣內插,從而實現了對高頻率重復信號的測量。
  20. Lock - ups have also enabled hedge funds to shift from quick - fire investment strategies such as convertible and merger arbitrage, where competition is fierce, into more exotic and less liquid areas

    期權鎖定期同也使對沖基金從急射投資戰略(諸如競爭激烈的可套利和兼并套利領移到更異乎尋常且流動性更弱的領
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