誤差脈沖 的英文怎麼說

中文拼音 [chāmàichōng]
誤差脈沖 英文
error pulse
  • : Ⅰ名詞(錯誤) mistake; error Ⅱ動詞1 (弄錯) mistake; misunderstand 2 (耽誤) miss 3 (使受損害...
  • : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
  • : 脈名詞1. (動脈和靜脈的統稱) arteries and veins2. (脈搏的簡稱) pulse 3. (像血管的組織; 連貫成系統的東西) vein
  • 誤差 : error
  1. First, based on phased array antenna ' s mono - pulse goniometry and separate coordinate technology about phase control, the antenna beam pointing error formula, caused by phase quantization error, is derived from linear array and circular array to planar array and cylindrical array

    首先以單相控陣天線測角原理為基本理論出發點,利用相位控制的坐標分離技術,基於線陣、圓形陣等簡單形式的相控陣天線,推導了平面陣、圓柱面陣等相控陣天線由相位量化引起的波束指向公式。
  2. Therefore, a model of three sectors, respectively referring to domestic sector, manufacturing export sector and primary product export sector, has been established here to measure the technology spillover effects of export on domestic sector. finally, based on a broader framework, this dissertation went on to investigate the relationship between openness and china ' s economic growth, while the result shows that though there exists a notable dispute about how to measure the degree of china ' s openness, the index of trade dependence still maintains the better one to reflect china ' s economic openness. in the meanwhile, impulse response function ( irf ) method and forecasting errors variance decomposition ( fevd ) method, both of which are based on the vector auto - regression ( var ) system, are used here to investigate the dynamic relationship between openness and china ' s economic growth

    與傳統理論不同,新增長理論和新貿易理論都強調技術進步的作用,因此本文構建了一個三部門的技術外溢效應模型(國內部門、工業製成品出口部門以及初級產品出口部門) ,考察了工業製成品出口和初級產品出口對國內非出口部門不同的技術外溢效應;第四,從更加廣闊的視野就貿易開放度與中國經濟增長問題進行研究,有關貿易開放度如何度量一直是存在較大爭議的問題,本文首先對該類研究文獻進行了較為詳盡的述評,然後運用生產函數方法對所選取的5個貿易開放度度量指標進行了檢驗,結果發現盡管一些已有研究認為外貿依存度無法真實度量一國經濟開放水平,但是本文研究結果表明外貿依存度仍是度量我國貿易開放度的較好指標,進一步採用基於var系統的響應函數法以及預測方法分解法對貿易開放促進經濟增長的作用進行了動態刻畫。
  3. Thus, according to the maximum dispersion distance and the allowable miss distance given, the magnitude and class numbers of impulse control force is selected

    根據最大散布和最大脫靶量指標選擇控制力大小,並對發動機分級。
  4. The high - speed transmission error test system is a new system for te test and analyzing, which applied plus zoom theory and computer, combined the newest development of electron technology

    「高速傳動測量系統」是以微機為核心,結合電子技術的最新發展,將信號細分原理與微機應用相結合的新型傳動分析系統。
  5. To avoid the serious electromagnetic interferer, the analog signals are transformed to frequency pulses which are transferred to the kernel of the system. in the measure of the groove voltage, the method of float - ground is adopted to avoid the high common signal and the range switch circuit is designed to solve the conflict of the wide dynamic range and the high precision. least square curvefit is adopted to reduce the system error

    鋁電解生產現場電磁干擾非常嚴重,為此我們將需要測量的模擬信號就近轉換為頻率后再傳送到控制核心;採用浮地接入方式消除槽電壓信號中的共模成分;設計了量程自動切換電路以解決槽電壓的動態范圍寬和測量精度高的矛盾;用最小二乘法進行曲線擬和以降低測量的系統
  6. Meanwhile, under the condition of continuous wave radiant, how to get the time difference precisely in the low signal noise ratio become another problem. the paper firstly introduce basic principle of the tdoa location technology while the merits and demerits is also given

    同時,電子戰中不僅有大量輻射源,而且還有連續波輻射源的現狀使得怎樣在信噪比較低的條件下準確無得到輻射源的時也是該領域一個難點。
  7. They are the property of sum and difference beams, the errors of the elements and channels and different pulse repeating frequency ( prf )

    這些因素包括和、波束的特性、陣元和通道的、不同的重復頻率( prf ) 。
  8. The calibrating technology is mainly divided into two groups : the off - line ones and the on - line ones. the former one is now widely used in the monopulse system to calibrate the amplitude and phase imbalances between the sum and difference channels by injecting test signals

    離線校正的方法是現階段單雷達系統進行和通道幅相校正採用的主要方法,它通過注入測試信號的方法來得到對接收通道幅相特性的估計。
  9. With the mathematic model of tracking beam current by velocity, real - time tracking can be obtained ; with current simulation controlling transducer and subsection linearity, precision of velocity ( error in ? 1 % ) is triumphantly can be controlled ; with inspection of the pulse numbers of switches, the position of all vehicles are checked to eliminate the error of calculating distance between all ones

    通過建立速度跟蹤束流的數學模型,較好地解決了速度跟蹤束流的實時性問題;通過採取用電流模擬量控制變頻器和分段線性處理的辦法,成功地解決了速度精度問題(在士1 %內) ;通過檢測接近開關觸發的數,適時校核所有小車位置,消除各車之間距離計算,從而很好地解決了距離累計計算
  10. The tests of e - o applications by our flux ktp has been realized, the results showed : optical waveguides fabricated by using an ion - exchange process, which have an exchange - ion concentration depth profile and refractive - index profile, is close to a complementary error - function distribution, optical homogeneity and device thermal stability is much better. amplitude modulation switch formed by our flux ktp has the contrast ratio of 150 : 1 and insert loss is 2. 5 % at 1064 nm. high quality optical pulse with 1 ns width was cut successfully by using an e - o modulator from a laser pulse with 50 ns width, this modulator had run for three years, and the crystal did n ' t blackened, it showed our low conductivity flux ktp can endure high modulation voltage for a very long time

    Ktp晶體的電光應用試驗表明:用離子交換法製作的電光波導,其離子交換濃度、折射率變化符合餘弦函數,光學均勻性以及器件的溫度穩定性較好;製作的強度調制電光開關,消光比為150 : 1 ,對1064nm激光的插入損耗為2 . 5 ;製作的電光調制器用於激光整形試驗,從寬度50ns的激光削出寬1ns的高質量光,該電光開關經過長達三年多的使用,沒有出現晶體變黑現象,說明本實驗的低電導率ktp晶體能夠耐受長時間的調制電壓。
  11. The technology not only reduces working procedure but avoids conversion errors caused by making transition model, and can ensure edm performance of the obtained electrode using the combination of puls

    該工藝不僅減少了工序,還避免了因翻制過渡模型帶來的轉換,將電鑄和電弧摘要噴塗紫銅背村相結合製造電極,能保證電極的電加工性能,可以實現高效率、高精度和低成本的快速模具製造。
  12. For the measurement of analog signals such as voltage and current of astg, a filter card for pre - disposing is designed, in order to improve real - time performance, algorithms for ac analog sampling is simplified, and a compensation algorithms for phase error due to sequence - sampling is brought forward. for the measurement of impulse - width signals such as rotor - speed and rotor - position - angle, an intelligent interface card based on isa bus is designed. all programs for measure and control based on c + + are compiled and debugged and the flow for system debugging is summarized

    為了提高實時性,對交流采樣演算法進行了簡化,並提出了由於非同步順序采樣所造成的相位的補償演算法;針對轉速、轉子位置角等寬度信號的測量,深入分析了測量原理,設計了基於isa總線的智能介面卡;編制和調試了基於c + +的全部測量控製程序;完成了整個系統的調試,並總結了調試方法。
  13. That test part of the software is primarily used to complete the test of some parameters, such as time base, time - expand, time interval, voltage interval, vertical, stable state, transient state and scanning linearity. the result of the test needs to be analyzed and judged. clear user interface and timely warnings for mistakes of testing process inside because of the user ' s fault operating make whole test process more easier than it did on a time

    該軟體的測試部分主要用於完成對示波器掃描時間系數、擴展掃描時間系數、 t時間測量、 v電壓測量、垂直偏轉系數、頻帶寬度、校準信號、瞬態響應、掃描線性時等參數的測試檢定任務,並對測試結果進行及時的分析和判斷,由於界面清晰,而且對測試過程中由於用戶的操作都有及時的錯提示,使得整個測試過程簡單易行,對于用戶來講掌握起來也更為方便些。
  14. The solution formula of dwell time is deduced by using the pulse iteration method and the smoothing fourier transition method, and the formula can be simplified referring to workpiece shape. according to the anastomotic status of the tool and workpiece surface, we present the new model of the inherent relation among local pressure density, removal rate, convergence ratio and residual errors, and the corresponding formulas are given. the forming cause of the edge effect in the polishing process is analyzed, and the means which reduces the edge effect is put forward

    2 、針對計算機控制光學表面成形( ccos )的加工方式、收斂特點,研製了去除函數呈高斯分佈的雙轉子結構研拋模;採用迭代法、平滑因子傅立葉變換法推導出駐留時間的演算法,求解過程中根據工件面形的特點作了各種形式的簡化;提出了工件表面和研拋模的吻合與局部壓強、材料去除率、收斂比之間內在關系的數學模型,並推導出相應的計算公式;分析了邊緣效應產生的原因,在加工過程中採用相對壓力因子對去除函數進行修正,可以消除邊緣效應的影響。
  15. Based on the difference of measuring errors between spectrum and a single pulse, the article introduces a procedure which can improve the specification of non - linearity of commercial adc for spectrum measurement without channel - width - everaging circuit

    摘要根據放射性能譜測量的並不等於對單個測量的的特點,提出一種先測出模數變換器的道寬,然後利用軟體方法進行道寬均勻的技術。
  16. Secondly, based on the analysis and simulations of the doppler time - shift for chirp - subpulse stepped frequency signal, this dissertation analyses the velocity compensation method for moving targets in chirp - subpulse stepped frequency signal, and presents a method for compensation of targets ’ velocity base on the least burst error rule

    其次,本文對chirp子頻率步進信號的多普勒效應進行了分析和模擬,在此基礎上,分析了對其進行運動補償的思路,提出了採用最小準則進行運動補償的方法。
  17. Stepper motor is a kind of electromechanical component that is driven in step angle or line displacement by electric pulse signal. because of having the advantage of easy open - loop control and no accumulating error, stepper motor is being applied widely in many fields

    步進電機是一種將電信號轉換成相應的角位移或線位移的機電元件,具有易於開環控制、無積累等優點,在眾多領域獲得了廣泛的應用。
  18. Impulse response function and variance decomposition showed that most of the leading indicators lead 4 to 9 months of economy

    並用響應函數和分解確定了每個先行指標的大致領先期數,在4到9個月之間,以5個月居多。
  19. Estimates of bearing and elevation and the standard deviations of the measurements, which are monopulse processing ' s results in ecm, are given. the measurements of simulation is the basis of processing tracking algorithm

    通過建立相控陣雷達的模擬模型,給出了ecm存在時單測角的目標的測量角度和。觀測模型的建立為目標演算法的進行奠定了基礎。
  20. On the basis of looking up a lot of literatures, using granger causality test, impulse response function and variance decomposition, i established the leading indicators system of fujian province. the dissertation is organized as follows

    本文在查閱和整理國內外大量關于先行指標研究文獻的基礎上,結合福建省的數據實際,運用計量經濟分析方法中的granger檢驗、響應函數和分解嘗試建立了福建省經濟運行的先行指標體系。
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