electron-beam current 中文意思是什麼

electron-beam current 解釋
電子束電流
  • electron : n. 【物理學】電子。 the electron beam 電子束。 the electron theory 電子（學）說。
  • beam : n 1 梁，棟梁，桁條；（船的）橫梁。2 船幅；（動物、人的）體幅。3 （秤）桿，杠桿，（織機的）卷軸，...
  • current : adj. 1. 通用的，流行的。2. 現在的，現時的，當時的。3. 流暢的；草寫的。n. 1. 水流；氣流；電流。2. 思潮，潮流；趨勢，傾向。3. 進行，過程。
  1. The secondary backscattered electron current is used to modulate the intensity of an electron beam in a cathode ray tube(crt).

    二次電子或背散射電子的電流被用來調制陰極射線管（CRT）中電子束的強度。
  2. 2. the transport of a relativistic - electron - beam ( reb ) in dense plasmas with a cold return electron current is examined by theory and particle simulation

    2 、系統地研究了高能電流在稠密等離子體內輸運的復雜的非線性過程。
  3. In theoretical analysis, the motion of radially - emitted electron beam in diode region and drift region has been analyzed, and the relation between radial momentum or current of electron beam and the guiding magnetic field has also been studied, then the possibility to optimize the guiding magnetic field has been derived. the motion of radially - emitted beam electrons in smooth bore magnetron and smooth bore milo has also been studied theoretically. at last, the motion of radially - emitted beam electrons in compound axial and azimuthal magnetic field has been studied

    在理論分析中，初步分析了軸向發射條件下電子在二極體區域和漂移區的運動規律，電子徑向動量隨著外加磁場變化的規律，以及電子束電流隨著外加磁場的變化規律，還有二極體區域磁場優化的可能性;分別研究了有軸向磁場時以及有角向磁場時徑向發射的電子在光滑陽極結構中的運動規律，最後分析了在軸向和角向復合磁場中電子的運動規律。
  4. Experimental investigation of a high emission and intense current electron - beam diode

    高發射電流密度二極體實驗研究
  5. Three phases electron beam flow model for low - impedance interse - current pinched electron beam diode

    低阻抗強流箍縮電子束二極體的3階段電子束流模型
  6. The radial high current forms the virtual cathode in the reflected high frequency field, which further modulates the emitted electron beam

    徑向強流電子束在徑向反射場中會形成虛陰極振蕩，單獨的虛陰極振蕩產生的微波效率低。
  7. The secondary backscattered electron current is used to modulate the intensity of an electron beam in a cathode ray tube ( crt )

    二次電子或背散射電子的電流被用來調制陰極射線管（ crt ）中電子束的強度。
  8. Electron gun is the foremost parts of twt, it can produce electron beam with a certain shape and current, in order to guarantee the reliability and security of work, it ’ s design have to meet to the requirement not only of electric parameter, but also all kinds of subsidiary characteristics such as filament pyrogenation efficiency, warm up time, shape size, pole space capacitance and the ability to be able to bear the press and all kinds of rigorous run conditions such as high temperature, high humidity, low air pressure, strong vibration and great strike

    由於行波管的大功率和高頻率等特性，目前還沒有任何其他的器件可以代替。行波管是應用高頻電磁場與電子注進行互作用的機理進行工作的，而電子槍是行波管中產生電子注並使它成型的基本部件，電子槍的結構設計決定了槍體自身必須具有良好的抗振可靠性，否則結構發生共振或振動位移過量，就會導致行波管的失效。因此對行波管電子槍的研究具有非常重要的意義。
  9. And the simulation on the nonlinear beam - wave interaction of two - cavity gyroklystron is made. the influences of the drift length and beam voltage and current and the velocity ratio of the electron beam and et al. on efficiency and gain are analyzed in detail

    並對34ghz兩腔迴旋速調管的注?波互摘要作用進行了大量的數值模擬研究，分析了漂移區長度、電壓、電流、速度lhq值、磁場k ， ； 、注入波功率等多種因素對互作用電子效率及增益的影響。
  10. Welding - acceptance inspection of electron beam welding machines - measurement of beam current characteristics

    焊接.電子束焊接機的驗收檢驗.電子束電流特性的測量
  11. Welding - acceptance inspection of electron beam welding machines - part 3 : measurement of beam current characteristics

    焊接.電子束焊接機的驗收檢驗.第3部分:電子束電流特性的測量
  12. Modification to space - charge - limited current of intense electron beam diode

    二極體空間電荷限制電流修正
  13. Relativistic back wave oscillator ( rbwo ) with a coaxial structure has a big power capacity of system. with large radius electron beam to decrease the space charge effects without usage of high current, hence the rbwo can work well at a lower axial guide magnetic field

    同軸返波管具有很大的功率容量，可以採用大半徑電子注，在工作電流不變的情況下空間電荷效應大幅度降低，因而可工作在低磁場狀態。
  14. Finally, the influence the radius of the electron beam, current of the electron beam, the acceleration voltage and the geometrical dimension of the slow - wave structure on small signal gain are discussed

    研究表明：對應最大的增益，有一飽和電壓存在；小信號增益隨電子注電流的增大而增大；也隨電子注半徑的增加而增大。
  15. When the current is larger, the space - charge - effect of the electron beam will greatly affect the microwave production. the frequency and mode of microwave will change and the output power will decrease obviously

    電流較大時，電子束的空間電荷效應影響很大，微波頻率和模式都會發生變化，輸出微波功率顯著降低， rtto不能正常工作。
  16. The mode competition is much improved. it may operated with a large electron beam radius, that means decreasing the space charge effects compared with a smaller radius beam with the same current, hence the rbwo may operated with a low axial guide magnetic field. besides, the rbwo with a sinusoidal corrugated coaxial structure is very easy to manufacture

    波紋內導體rbwo具有一些突出優點:同軸結構中內導體的存在使系統的截止頻率顯著升高，使得系統尺寸可比普通波紋波導慢波系統大;具有很大的抑制模式競爭的能力和很高的功率容量;可以採用大半徑電子注，在工作電流不變的情況下空間電荷效應大幅度降低，因而可以工作在低磁場狀態;此種慢波結構內導體上的波紋易於加工。
  17. Abstract : in the paper, the operation technology of electron beam evaporation plating aluminium - chromium alloy coating is studied the optimum technology is obtained by discussing the influence of votage, current on auter appearance, adhesion inner stress. the ingredients of coation and evaporation materials are analyzed, the results show that the chromium contents of coating are very different from that of evaporation materials, in the end, the corrosion - resistance of the coating consisting of different chromium contents is investigated

    文摘:本文研究了電子束蒸發鍍鋁-鉻合金塗層的制備工藝，通過討論不同的電壓、束流對膜層外觀、結合力、內應力的影響，確定了合適的陳鍍工藝，對塗層和膜料的成分進行了分析，表明塗層中鉻含量與膜料中鉻含量有較大差異，最後探討了不同含鉻量的塗層的耐蝕性。
  18. Study of repetition rate and intense current electron - beam diodes

    重復頻率強流電子束二極體實驗研究
  19. Transmission technigue of repetition pulse and intense current electron - beam

    重復脈沖強流電子束傳輸技術研究
  20. Experiment study of long - time and stable operation of repetitive pulsed and intense current electron - beam source

    重復脈沖強流電子束源長時間穩定運行實驗研究
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