計數脈沖 的英文怎麼說

中文拼音 [shǔmàichōng]
計數脈沖 英文
count impulse
  • : 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
  • : 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
  • 計數 : count; tally; counting計數卡 numbered card
  1. The background count of the detector is 4~6 counts 1 min.

    探測器的本底率為461分。
  2. The digital computer works on a series of electrical impulses.

    算機依靠一系列電工作。
  3. Based on the diopter status of myopia and hypermetropia, the paper presented the principle of excimer laser refractive surgery, the change of impacting cornea curvature on the cornea diopter. in this chapter, we also discussed excimer laser - corneal tissue interactions and photoablation. determine the relationship between the fluence of arf excimer laser and the cornea ablation rate, attain the relationship between the energy density and the ablation depth

    研究了激光與生物組織相互作用、光蝕作用及準分子激光消融角膜的機理;首次定量研究193nm準分子激光高斯光束的切削量與能量密度的關系,算單個激光角膜切削量;發現了角膜曲率對切削效果的影響,首次提出了角膜曲率半徑、切削位置與切削深度的關系;首次定量確定了激光光斑參及其排列方式對術后角膜表面粗糙度的影響,為更精確實現角膜切削和提高切削后角膜表面光潔度、減少手術后角膜渾濁及角膜表面術后不規則提供了理論依據。
  4. 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:調寬計數脈沖串和調頻計數脈沖串,同時本文也闡述了型模擬量的產生方法,並進一步驗證了它的二象性特徵。
  5. The residence time of distribution and froth height in the downcomer were measured. the tracer used was 10 wt % sodium chloride solution. the residence time of distribution curves in a downcomer were measured by using the tracer technique

    所用示蹤劑是10 (質量百分比)的nacl溶液, rtd曲線採用了響應技術來測量,用算機實時採集系統對據進行採集。
  6. We took a lot of data of corona pulses from the laboratory and field by using the detecting device. we got the corona finger prints for both the good insulators and the faulty insulators by statistic of the data

    本文利用檢測裝置,在實驗室和現場分別採集了大量電暈據,統分析了有、無不良絕緣子時電暈信號的譜圖特徵。
  7. The feasibility and some advantages of employment of sil have been discussed. the numerical aperture are calculated when laser pulse is defocusing. in contrast with traditional microscopy objective, the employment of solid immersion lens can effectively increase the numerical aperture of the recording system ; thereby it can increase the volumetric density and decrease the demand of the incident laser power

    聚焦點相對于固體浸沒透鏡底面離焦時,對系統的有效值孔徑進行了算,結果表明採用固體浸沒透鏡離焦的方式進行記錄,系統的有效值孔徑最低可增大到固體浸沒透鏡插入前的折射率倍,其值孔徑的理論極限值為存儲介質的折射率。
  8. It uses binary counters for the conversion of the multiplicand from parallel to pulse-train form.

    它採用二進制器以把被乘由并行形式轉換成序列形式。
  9. A parallel circuit that connects the major components of a computer, allowing the transfer of electric impulses from one connected component to any other

    據傳送總線,總線,母線聯結算機主要部件的一組平行導線,使得電得以在相聯部件之間傳輸
  10. The counter has been preset to 0000 and as the input "runs, " the counter advances by 1 bit per input pulse.

    器預置0000,並在時鐘輸入下算每輸入一個器便累加10。
  11. A serial counter is also called a ripple counter.

    串列器亦叫器。
  12. This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions

    首先對加速度及其測試技術的發展歷史和現狀,液浮擺式加速度的工作原理和學模型等作了簡要的介紹,然後確定了以二元調寬再平衡測試迴路為設方案,並從控制理論的角度進行了分析,著重研究了系統中各部分的傳遞函,利用系統開環傳遞函分析了系統的穩定性,同時設了系統的校正網路;分析了二元調寬再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題,並按照系統分析的結果設了包括前置放大、帶通濾波、交流放大、相敏解調、寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路,驗證了電路的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部分的設,實現了測試功能。
  13. Liquid scintillator pulse counting assembly

    液體閃爍裝置
  14. 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

    同時設應用聲學方法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,對光學陰影方法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。
  15. A design adding a dc chopper after the triphase rectification was given to reduce the peak of the pulse of voltage, aiming at the characteristics that the magnitude of the rated voltage of permanent magnet synchronous motor ( pmsm ) is far below that of the power supply, also the electric parameters of the devices were given

    針對專用永磁同步電機額定電壓大大低於電網電壓這一特點,為降低電機上承受的峰值電壓,設了在三相整流之後增加一級直流斬波器並給出了相應的電氣參
  16. An intensity modulated fiber optic micro - accelerometer with a digitally feedback circuit is designed. this sensor employs a graded index lens with a reflective coating on one end and measures the relative displacement between the lens and a pair of optical fibers

    在本系統中設字式再平衡迴路,使得該微型光纖加速度傳感器和一般的光纖傳感器相比,又具有動、靜態性能較好,精度、穩定性較高等優點。
  17. This dissertation mainly studies the pulse compression waveform designing and signal processing, including the following aspects : firstly, by the pulse compression basic theory, the linear frequency modulation signal ( lfm ), binary phase - coded signal ( bc ) and stepped - frequency ( sf ) signal are discussed respectively including the ambiguity function, pulse compression and spectrum characteristic

    本文主要進行壓縮雷達波形設以及信號處理方面的研究,主要體現在以下幾個方面:首先,從壓縮基本理論出發,分別給出了線性調頻、二相編碼和頻率步進信號的模糊函壓縮以及頻譜特性,對多普勒性能進行了簡要分析。
  18. 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時域訊號,經快速富利葉轉換,算其自頻譜及互頻譜,再經反富氏轉換回時域之自相關及互相關函、相通函、訊噪比、頻率響應函響應函
  19. On the interface of human _ machine, we adopt a kind of programmable terminal - mpt002, with this device we can set the circular periods, count number, start dropping and end dropping lay time

    人機界面方面,我們選擇了一種可編程終端? mpt002 ,通過該終端可以根據需要隨時動態修改循環周期、計數脈沖以及開始、停止滴墨的延時時間。
  20. To ensure the precision of distance measuring, the high - speed laser driving circuit and the detect - amplifying circuit constituted by two class high - speed operational amplifiers are used in auto adaptive cruise - control system, and the laser flying time is measured by a sixteen bit ' s binary counter, whose counting frequency is 100 megahertz

    為保障測距精度,裝置採用高速激光器驅動電路和由兩級高速運算放大器構成的探測放大電路,並用一個計數脈沖頻率為100mhz的16位二進制器完成激光收發間隔時間的測量。
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