高頻束 的英文怎麼說

中文拼音 [gāobīnshù]
高頻束 英文
high frequency beam plasma instability
  • 高 : Ⅰ形容詞1 （從下向上距離大; 離地面遠） tall; high 2 （在一般標準或平均程度之上; 等級在上的） above...
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  • 束 : Ⅰ動詞1 （捆; 系） bind; tie 2 （控制; 約束）control; restrain Ⅱ量詞（用於捆在一起的東西） bundle;...
  • 高頻 : high frequency
  1. Under the incentive of the civil - market demanding such as laser material processing and the military - market demanding such as a new generation of laser weapon candidate and icf, diode - pumped solid laser ( dpsl ) develops rapidly worldwide. as an important application, diode - pumped intracavity - frequency - doubled laser is attached much importance in recent years, but there still remain many problems unresolved completely. in this paper, i have given some abecedarian study results on some of these problems theoretically and experimentally

    因工業激光材料加工等民用市場的需求以及慣性約束聚變和作為新一代激光武器候選器件等軍方需求的推動，國際上高功率二極體泵浦固體激光器（ dpsl ）的研究進展迅速，作為dpsl的一個重要應用，內腔倍頻一直得到大家的重視，但仍有許多未徹底解決的問題和理論上的不完備之處，本論文擬對其中的一些問題作一初步的理論和實驗研究。
  2. The experimental results show : the flattop phenomenon on the diode voltage pulse was very apparent for using the carbon fiber cathode, that is to say, the pulse duration of the diode voltage was widened ; moreover, under the condition of the same power of microwave, the pulse duration of the out - put microwave was prolonged by about 30 % ; the peak power of the microwave was enhanced by 3db

    通過在裝置上做的兩種陰極的對比實驗，結果顯示:碳纖維陰極的使用，改善了電子束質量，使輻射微波的脈寬增加了30 %以上，輻射主瓣方向上的功率密度提高了3db以上，頻譜分佈較純凈，實現了微波的高效輸出。
  3. Some by - products of this work can be used as routine tools in the uv laser laboratory. commercial video ccd cameras are used to image uv laser and soft x rays, window glass as a fluorescer is used to indirectly measure the uv laser beam profile with high energy density, and a special glass which permits uv light to pass through while absorbs the visible, is introduced into the uv beam profiling in strong visible stray light environment

    實驗中發展了一些測量技術，例如用可見光視頻ccd直接測量紫外激光的光束分佈和激光等離子體產生的x光二維圖象，利用窗玻璃作為熒光體測量能量密度較高的紫外光束分佈，利用可見吸收紫外透射玻璃製成的衰減器測量有嚴重背景光的紫外光束分佈，可以作為實驗室的常規測量工具，並有一定的推廣價值。
  4. The detecting accuracy of the beam drift would be improved, as a high performance acoustooptic modulator modulates the frequency of the laser beam drift signal far away from the power frequency, the double power frequency and high frequency noises

    具體包括: 1 .利用聲光調制器將光束漂移量信號調制到遠離工頻及其倍頻干擾和高頻噪聲的頻帶段，以期提高光束漂移量的檢測精度。
  5. ( 4 ) chapter vi. the theory of ion curren extraction of rf ion source is investigated, the reason of emission surface formation and its effect on ion curren extraction are reasearched emphatically

    （ 4 ）對高頻離子源的束流引出原理作了理論推導和分析，著重研究了發射面的形成及其對引出束流特性的影響。
  6. Finally, the characteristics of ion curren extraction in different conditions are simulationed with magic software, and the parameter of best emission surface is obtained

    最後，採用magic程序對高頻離子源不同引出參數下的束流引出特性進行了數值模擬，得到了獲得最佳的引出離子束所要求的等離子體發射面參數。
  7. The thesis firstly analyzes the signal form of frequency modulated interrupted continuous waveform ( fmicw ) in theory, studies the principles of detecting range and velocity for fmcw, and further discusses the essential processing methods of the fmicw signal form, including the range transform processing method based on the strict corresponding relation between time and frequency domain, the velocity doppler transform, the digital beam forming

    本文首先從理論上分析了在高頻地波超視距雷達所用的線性調頻斷續波信號的形式，研究了fmcw雷達測距測速原理，並深入地探討了fmicw信號的基本處理方法以及具體的演算法，主要包括距離變換中採用的時間波門相關處理方法，速度多普勒變換，數字波束形成。
  8. Optimal antenna radiation pattern integration for multi - beam forming in high frequency radar

    高頻雷達多波束最優天線方向圖綜合
  9. Have been put into use and upgraded for many years, perfect quality and tehnology obtained day by day. introduced hot pressing high frequency adhesive equipment and high density sewing machines are used to make the body of airboat, the parts of the body is sewed together in high density before they are adhesived by hot high frequency, three strings used as safety belt are added to the body, the clothe for the body has been strictly examined to ensure no gas escaping

    遙控航空廣告飛艇艇身採用先進的進口導軌輥壓高頻熱合機及高密腳工業縫紉機承製。艇體在艇瓣熱合之前先用結實的線將合線緊密縫合，然後用高頻熱合機熱合，並在艇體上加制了三道束身安全腰帶，艇體布料經過嚴格的光透檢漏法嚴查，確保不漏氣。
  10. This paper mainly discusses the vital part discrimination of the near - field target by using target acoustic imaging method, which uses dense narrow beams based on high frequency system

    本論文主要研究了基於高頻體制下利用密集窄波束形成目標圖像，進行近場目標精確識別。
  11. " litz " wires are multiple magnet wires bundled together for use typically when winding high frequency transformers

    絞合線是將若干漆包線捆束一起使用，特別用於纏繞高頻變壓器。
  12. To avoid high frequency oscillation in the course of autopilot design, damping coefficient value was treated as a constraint, the rise time was taken as objective, and the other performance criteria were taken as constraints, then the robustness design problem was solved by multi - objective optimization method

    摘要在導彈控制系統設計過程中，考慮了自動駕駛儀的高頻振蕩問題，將其轉化為系統的一個約束條件，同時把上升時間轉化為目標函數，其他設計指標視為約束條件，採用有約束多目標優化的方法解決了系統魯棒性設計問題。
  13. Under the cylindrical coordinate, the transit - time effect of the radial gap in the resonance cavity of rtto is studied by hydrodynamic theory. the equation describing the interaction between the electron beam and the high frequency field is obtained

    在柱坐標系統中，我們用流體理論方法分析了rtto諧振腔間隙的渡越時間效應，得到了在有限渡越角情況下電子束與高頻場相互作用的方程。
  14. Advanced mathematical technologies, especially the newly developed wavelet transform and the frame theory, provide a solid foundation for such an effort. the ray - theory based beam - summation method, such as the complex source - generated beam and the gaussian beam methods, and the local phase - space domain ( beamlet domain ) wave field extrapolation methods employing windowed fourier transform ( wft ) or wavelet transform are proposed consequently

    基於射線理論的高頻漸近射束（復射束、高斯射束）疊加方法，以窗口富里葉變換（ wft ）以及小波變換為基礎的局部相位-空間域（小波束域）波場外推方法等相繼產生。
  15. ( 3 ) chapter v. plasma characteristics of rf ion source is investigated. a zero - dimensional numerical dynamic colisional radiative atomic and molecular ( cram ) model is suggested to simulate the microphysical process. all species " population number densities in plasma are calculated in non - thermodynamics equilibrium condition, and proton content in extracted ion current are measured with 60 ? magnetic analyzer

    （ 3 ）提出了高頻離子源等離子體的零維cram模型（ collisionalradiativeatomicandmolecularmodel ） ，計算了非平衡態（ nte ）下等離子體中分子、電子、離子、基態原子、激發態原子等粒子濃度，並在zf - 200kev中子發生器上，用60磁分析器實驗測定了引出束流的質子比。
  16. The leading product has the automobile sound coupling, theautomobile antenna plug, meets the plug - in unit, the electronicelectric appliance group of lines, f plug ( high frequency tuner ), lightly touches the switch, the loudspeaker wiring column, the powerswitch, the earphone receptacle and so on, the product widely appliesto the vehicle carries the video and music, dvb domain and so onbox, domestic electric appliances, computer, automobile, communicationequipment

    主導產品有汽車音響連接器、汽車天線插座、接插件、電子電器線束、 f頭插座（高頻頭） 、輕觸開關、喇叭接線柱、電源開關、耳機插口等，產品廣泛應用於車載影音、機頂盒、家用電器、計算機、汽車、通訊設備等領域。
  17. Placing function words at the ends of phrases creates frequent chunks that start with a long element and end with a short one, which is just the opposite of the rhythm of short phrases in english

    日語里將虛詞放在句子的後面產生高頻的語句是以長的詞素的句子開始，而以短句結束，這剛好與英語里的現象相反。
  18. Meanwhile by using numerical method, the beam ' s one - order current density, and the power exchange between the beam and the field are solved. curves are given to illustrate the relations among the above solved parameters and the gap ' s transit angle in different electron velocity and number density

    然後通過數值求解得到了不同初始速度和電子數密度時徑向間隙中一階電流密度、高頻電場、電子束與本徵場的功率交換等隨間隙直流渡越角的變化規律。
  19. The work presented in this paper is carrying out to the theory research of dbf. the work includes : research of dbf algorithms, dbf antenna system composition and realization. the application of dbf algorithms used in high frequency ground wave radar for near ocean inspection and ocean situation remote sensor is also presented. at last, we give a effective scheme to implement broad - band constant beamwidth digital beam - former

    本文的主要工作是圍繞數字波束形成技術的理論研究，內容包括：數字波束形成演算法的研究，數字波束形成天線的系統構成和實現，以及將數字波束形成演算法應用於高頻地波雷達近海監測和海態遙感，最後給出了一種寬帶恆定束寬數字波束形成器的設計方案。
  20. The gauss - ray tracing have the dynamic and geometric character. it can compose the record by calculating the high frequency wave in transverse anisotropic medium, avoiding getting the accurate ray path. it is a very steady and effective method with little calculation time and a good precision

    高斯射線束正演包括地震波運動學特徵和動力學特徵，能有效的計算橫向上不均勻介質中高頻體波的合成紀錄，避開了精確求取兩點射線路徑，大大減少了計算的時間，同時又具有較高的精度，是一個很穩健有效的方法。
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