脈沖計數法 的英文怎麼說

中文拼音 [màichōngshǔ]
脈沖計數法 英文
pulse counting method
  • : 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
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • : 數副詞(屢次) frequently; repeatedly
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  • 計數 : count; tally; counting計數卡 numbered card
  1. By analysis, two kinds of caq are found : one is width - modulated countable pulse series, the other is frequency - modulated countable pulse series. furthermore, the method of generating caq is described and its double features is also proved

    通過分析找到兩種型模擬量:調寬串和調頻串,同時本文也闡述了型模擬量的產生方,並進一步驗證了它的二象性特徵。
  2. The experimental data are in good agreement with the calculated results of the model by analysis of the data of the laser pulse of different energy induced the laser plasma shock front by acoustics means. in addition, the calculated results of the model are in good agreement with the experimental data by optics means

    同時設應用聲學方對水中不同能量的激光作用下產生的激光等離子體擊波波前傳播過程進行測試及據分析,對光學陰影方探測的激光等離子體擊波近場波前傳播據進行詳細分析,結果表明新模型算結果與實驗測量值一致。
  3. The main research works of this dissertation are aimed to design of radar waveform and the application of wavelets in ultra - wide radar, including : the design of a new kind of hybrid radar and the research of time side - lobe suppression for pulse compression, the design of receiver r adio front end in data acquisition of ultra - wide band radar, the time delay estimation based on wavelets ( packet ) analysis

    本文主要進行雷達波形設研究以及研究小波理論在超寬帶雷達中的應用,集中體現在以下幾個方面:一類新的組合雷達波形設及壓縮時間旁瓣抑制技術研究、超寬帶雷達多通道據採集方中前端射頻接收部分的設及研製、基於小波(包)方的時延估
  4. The conventional sphere model of earth and circle model of orbit are discarded, and the ellipsoid model and the ellipse model are selected for further research, which achieves a method to determine the target position through the antenna pointing direction. and the spaceborne sar system design and simulation software is brought forth. this software accomplishes sar system coefficients design for antenna area, pulse repetition frequency, signal bandwidth, downlink data rate, radar transmitter power and satellite platform yaw steering

    本文從星載雷達的星地幾何關系入手,舍棄傳統星載合成孔徑雷達研究中的球地球模型和圓軌道模型,研究了在地球橢球模型和橢圓軌道模型下由雷達天線確定目標坐標的方,並在此基礎上研製了星載合成孔徑雷達系統設與模擬軟體,完成雷達系統天線尺寸、重復頻率、信號帶寬、雷達信號據率、雷達發射功率、衛星平臺的偏航牽引等幾個方面的系統參以及雷達多普勒特性、雷達系統模糊、雷達定位及精度的分析,最後完成雷達回波信號的模擬。
  5. The main research contents of this dissertation are shown in the following : ( 1 ) introduce one method of use the counting pulse to develop ie measuring system and new method of using the high frequency clock signal to divide the space pulse

    本文主要研究內容如下: ( 1 )系統論述了一個方式的ie測量系統的測量原理,闡述了一個採用高頻的時鐘信號細分空間的新型細分方
  6. A series of multi - pulse experiments are performed at breakdown voltage up to 400kv, peak current up to 30ka with an interval of 5ms, which shows spark gap switch could be obtained good insulation recovery in several milliseconds under the condition of water dielectric pulse power modulator with low load

    在擊穿電壓400kv ,峰值電流30ka ,寬40ns的工作參下,採用吹氣的辦(氣流速度30m / s ) ,使氣體火花開關多運行間隔達到5ms ,實驗結果與理論估相符。
  7. Simulations using numerically calculated scattering response based on three thin wire target demonstrate that the method proposed in this paper is surprier to the traditional e - pulse

    基於三種細導線目標算散射場的模擬實驗表明,相比于傳統e能量識別,本文方取得了很好的識別效果。
  8. It can cancel the harmonic phenomena along cross directions and deduce the cost of computation. in chapter four using the impulse characteristics of inciding wave, we test the energy peaks in the transient impulse response of radar targets

    本文第四章用能量峰概念和微分參的方,在時域研究了目標響應的特性,該方可以分解出目標上不同散射中心的散射波。
  9. For obtaining exact solution for the impulse response or step response, the preferred method is to solve the original differential equation on a digital or analog computer.

    要獲得反應或階躍反應的精確解,最好的辦是用字或模擬算機求解原始微分方程。
  10. Capacity measure of single - chip microcomputer by using pulse counting

    採用脈沖計數法以單片機實現電容的測量
  11. 7 in order to improvement the performance of the whole system and reduce the cost, a new signal processor is given, which based on the new pulse count method brought forward by the author

    從系統聯調的測試結果可以看出,利用自適應檢波電路,可以大大改善基於新方的雷達信號處理機的性能,使得雷達系統的測距精度大大提高。
  12. 2. develop a new numerical fast method to calculate the cold character of rbwo which is named impulse method

    2 、發展了一種算波紋波導的冷腔特性的快速值演算響應
  13. 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 、針對算機控制光學表面成形( ccos )的加工方式、誤差收斂特點,研製了去除函呈高斯分佈的雙轉子結構研拋模;採用迭代、平滑因子傅立葉變換推導出駐留時間的演算,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誤差與局部壓強、材料去除率、收斂比之間內在關系的學模型,並推導出相應的算公式;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進行修正,可以消除邊緣效應的影響。
  14. In this paper. flow properties of multistage fluidized - bed bioreactor with external circulation at a pilot scale is studied. according to characteristic analysis, the model of completely mixing reactor in series is introduced to characterize real reactor as a theoretical model. on the basis of analog computing analysis and discussion of theoretical model. by means of pulse tracer method, experiments on residence time distribution ( rtd ) have been done in different conditions including the change of tracer level, feeding flow rate and circulation flow rate. the result shows when the ratio of circulation flow rate and feeding flow rate amounts to at least 4, the flow properties of multistage fluidized - bed bioreactor with external circulation at a pilot scale is very close to the model of completely mixing reactor in series. an amendatory model has been established by the regression method

    作者首先在對反應器進行特徵分析的基礎上,建立了描述中試規模多級外循環流化床生物反應器流動特性的串級全混流模型,並對理論模型進行了模擬算分析和討論,在此基礎上,作者分別在無循環和有循環(改變示蹤劑用量、流加流量和循環流量)的條件下,利用示蹤對一到五級串聯外循環流化床反應器進行了停留時間分佈實驗,結果表明,在循環流量與流加流量的比值達到大於等於4時,中試規模多級外循環流化床反應器的流動特性接近串級全混流模型,通過據回歸擬合的方,建立了中試規模一到五級串聯外循環流化床反應器的流動模型。
  15. In measuring distance, two common methods : pulse - counting and phase - shifting are compared and analyzed. we analyze and compare analog intervene method and time delay method according to their measuring precision and the measuring blind area to improve the measuring precision

    脈沖計數法中的兩種提高測量精度的插入:模擬插入和延遲線插入的精度和測量盲區兩個方面作了分析和比較。
  16. 4. through our research, the whole measuring scheme is finalized for pulse - counting method with analog intervene chosen to measure distance, the differential coefficient method based on the least - squares curve fitting based on power functions chosen to measure velocity and qd optical spot location method chosen to measure angle

    4 .通過研究,最終確定了以模擬插入脈沖計數法測距,冪函族基最小二乘曲線擬合微分測速,四象限探測器( qd )光斑定位測角的激光雷達整體測量方案。
  17. By using msp430 micro controller unit and cpld technology, this method realized twofold frequency phase ranging : the rough measurement of the distance is realized by countering high frequency pulses which are filled in discriminating phase pulses ; the accurate discriminating phase pulses are converted by using the method of time to voltage conversion, and then the adc device samples the converted voltage, so the accurate measurement of the distance is obtained by processing the adc samples through micro controller unit

    該方通過msp430單片機和先進的cpld技術實現雙頻測相:粗測通過採用對鑒相填充高頻的辦來實現;精測則利用時間-電壓轉換對鑒相進行轉換,然後由模轉換器adc對轉換電壓進行采樣,通過單片機對adc的輸出值進行算處理獲得精測值。
  18. The principles of filtering, wavelet - denoise and integral algorithms to pick up the tilting pulse ( filtering - delay - compensation signal ) are discussed. especially, a " high - in & low - out " method is presented to determine the thresholds in the three algorithms ; it is very robust and adaptable. in the end, the performance of the three algorithms is compared to each other based on the process of total data of one test - on - line

    分別設了濾波、小波去噪和積分來提取傾擺(濾波延時補償信號) ,論述了這三種演算提取傾擺的原理,提出了一種魯棒性好、適應性強的「高進低出」來確定三種提取傾擺演算中的門限值:最後用這三種演算對一次線路試驗的全部據進行了處理,並比較了各種演算的特點。
  19. By using these two methods hereinbefore, we have dealt with sound pulse tube data and 200 - set survey data of sea bottoms of five positions. we summarize the results as follows : 1 ) the all of surface layer sediment can be used on the sea bottom classification

    利用反演和統特徵量提取方,對實驗室聲據和海上實際調查據( 200組)進行了具體分析處理,得出以下結論: ( 1 )聲阻抗反演方可以用於表層海底分類。
  20. In this paper, the if circuit, the processor based on the pulse count technology and the adaptive signal processing of the system are discussed thoroughly. major contents are abstracted as follows : 1 the evolved. history of the anticollision radar system is given curtly. the development of the signal processing of the radar and the application of the digital signal processing technology to the radar system is summarized

    本文重點討論了毫米波防撞雷達系統的中頻電路及其改進、基於新方的處理機和自適應信號處理等的研究工作,主要研究內容摘要如下: 1簡要介紹了防撞雷達系統的發展歷史,總結了雷達信號處理的發展和字信號處理技術在雷達系統中的應用及其實現方
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