pulse front 中文意思是什麼

pulse front 解釋
脈沖前沿
  • pulse : n 1 脈搏;有節奏的跳動;【動物;動物學】脈沖(波);脈動。2 意向;傾向。3 【音樂】拍子,律動。vi ...
  • front : n 1 前部,前面;正面;(劇場的)正面[前面]座位〈也可指全部觀眾席位〉 (opp back rear)。2 【軍事...
  1. The point blast induced spherical wave is the especial instance of the ellipsoid shock wave. at last, the experimental data in alcohol are in good agreement with the calculated results of the model by analysis of the data of the laser pulse induced the laser plasma shock front by acoustics means

    最後,設計應用聲學方法對酒精中產生的激光等離子體沖擊波波前傳播過程進行測試,對兩個不同方向上激光等離子體沖擊波波前測試數據的分析表明,旋轉橢球面的沖擊波模型與實驗測量結果相吻合。
  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

    同時設計應用聲學方法對水中不同能量的脈沖激光作用下產生的激光等離子體沖擊波波前傳播過程進行測試及數據分析,對光學陰影方法探測的激光等離子體沖擊波近場波前傳播數據進行詳細分析,結果表明新模型計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計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計及壓縮脈沖時間旁瓣抑制技術研究、超寬帶雷達多通道數據採集方法中前端射頻接收部分的設計及研製、基於小波(包)方法的時延估計方法。
  4. The generation of energetic ions during the interaction of a linear - polarized ultra - short ultra - intense laser pulse with solid targets are examined by particle simulation. three energetic ion populations are observed and the acceleration mechanisms are analyzed, respectively. the first population is pulled out from the target by the electron jet in front of the target

    模擬觀察到三群高能離子的產生,並對其加速機制一一進行了分析:在靶的前部,向外噴射的高能電子在靶前形成電子云,將一部分離子拉出靶面,形成第一群高能離子;激光驅動大量高能電子向靶內輸運,這些電子牽引靶前部的離子向前加速,形成第二群高能離子:高能電子很快穿透靶,在靶后形成電子云,加速靶后表面處的離子,形成第三群高能離子。
  5. We built a table - top ultrashort laser system which based on ti : sapphire front - end and discharge pumped krf amplifier. with double pass off - axis amplification module, the imj uv pulse was amplified to 50mj

    建立了桌面krf超短脈沖激光系統,採用放電泵浦krf準分子激光放大器進行超短脈沖激光的直接放大。
  6. The amplifier request band width, to adapt radiation pulse randomness and its extremely quick front

    放大器要求頻帶寬,以適應輻射脈沖的隨機性和其極快的前沿。
  7. Abstract : in this paper, we summarized the national scheme of pulse shaping in front - end system of solid state laser driver for icf and reported the development of pulse shaping in our laboratory

    文摘:本文就國內外icf固體激光驅動器前級系統脈沖整形方案進行了綜述,並報導了我們實驗室關于脈沖整形的最新進展
  8. Next, the effects of the electron - beam quality on the characteristics of the vircator are investigated with simulation method. the simulation results show that the front edge of the beam pulse has almost no effect on the saturated microwave output, while good front edges can accelerate the saturation of the virtual cathode oscillation, and beam quality ( except its energy spread ) has almost no effect on microwave frequency, and so on

    結果表明:上凸形束脈沖前沿可使虛陰極振蕩器達到飽和振蕩的時間縮短但對微波飽和功率基本無影響;束流脈寬應足夠大,否則虛陰極振蕩器不能達到飽和振蕩(對應本文中的模型,束脈寬應大於16ns ) ;能散度的影響不可忽視,當能散度為5時,束波轉換效率從單能束時的3 . 8降至1 . 5 ;束流質量(除能散度外)對微波頻率基本上沒有影響等。
  9. Regard how to structure the control system of sensorless bldcm with dsp - tms320f240 as the centre in this paper, the detailed argumentation course of the motor startup, bemf terminal voltage measurement and control strategy is given out, give and pay concrete details for the software and hardware realization and experimental result. in order to treat the bldcm control system with dsp clearly, the full paper divides into six chapters altogether : chapter one, introduceing the development course, the structure characteristic and operation principle, etc. of bldcm in the introduction ; chapter two, directed against the startup issue of bldcm, the chapter give and publish the rotor measure pulse orients technology for motor startup in detail ; chapter three, proceed with mathematics model of the bldcm, expounding the control schemes ; chapter four, two important devices introducing : dsp ( 240 tms320f ) and power invertor control chip ( ir2131s ) ; chapter five, give and publish the detail of hardwares of control system ; chapter six, by ccs ide of ti, realize the control schemes in the front chapters with software, offere the procedure flow chart of main subroutine and some key place of programming, the experiment result in addition

    全文共分六章:第一章、緒論中介紹了bldcm的發展歷程、電機本身的結構特點和工作原理等;第二章、針對五位置傳感器bldcm的起動問題,文中詳細給出了檢測脈沖轉子定位起動技術;第三章、從電機的數學模型入手,詳細論述了反電動勢端電壓法和系統的控制策略;第四章、介紹了硬體實現中的兩個重要器件: dsp ( tms320f240 )和功率管逆變器控制晶元( ir2131s ) ;第五章、詳細給出了控制系統的硬體實現細節;第六章、利用ti提供的ccs集成開發環境,將前面章節的控制方案用軟體加以實現,給出了主要部分的程序流程圖和一些編程要點以及實驗結果。
  10. In the case of ultrashort laser pulse, the effect of finite pulse length is anlyzed, and self - steepening in the front of the pulse will occur when only relativistic nonlinearity is considered

    同時,對于超短脈沖傳輸,分析了有限脈沖寬度效應對傍軸方程的修正,當只考慮相對論性非線性效應時將會引起激光脈沖前沿自陡峭。
  11. They pointed out that modulation wave fronts ( such as those in the front of a light pulse ) in a negative index material are aligned the same way as they are in a positive index material ? anything else would violate basic causality and require parts of the wave to travel with infinite velocity

    他們指出在負折射率材料中調制波前(例如光脈沖前端的波前)的方向,與在正折射率材料中相同;若非如此,就會違反基本因果律,且部份波的前進速度將成為無限大。
  12. In many years struggle and the development course, karsd takes along - range approach, to receive " with the heart which feels grateful is the person, with loves newly working industry " principle, frequently is grasping the market pulse, excavates the market to sell the spot, creates the market the hot spot, through the careful design and the idea, the product throughout produces in the time front row, eagerly anticipates is living at home the expense new fashion

    在多年的奮斗和發展歷程中,卡爾斯丹高瞻遠矚,秉承「用感恩的心做人,用愛心做事業」的原則,時刻把握著市場脈搏,挖掘市場的賣點,創造市場的熱點,通過精心的設計與構思,產品始終產在時代的前列,引領著家居消費的新時尚。
  13. At the same time, our company will move towards the world stage by the mature steady enterprise brand image, grasping the time pulse, and walk into the front place of business development

    同時,公司將以成熟穩健的企業品牌形象走向世界舞臺,隨時把握時代前進的脈搏,昂首邁向行業發展的前沿!
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