激光光束 的英文怎麼說

中文拼音 [jīguāngguāngshù]
激光光束 英文
laser beam
  • 激 : Ⅰ動詞1 （水因受到阻礙或震蕩而向上涌） swash; surge; dash 2 （冷水突然刺激身體使得病） fall ill fr...
  • 光 : Ⅰ名詞1 （照耀在物體上、使人能看見物體的一種物質） light; ray 2 （景物） scenery 3 （光彩; 榮譽） ...
  • 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;...
  • 激光 : [物理學] laser 激光靶 laser target; 激光報警器 laser avoidance device; 激光玻璃纖維 laser fibre; ...
  1. Quite apparent is the fact that most laser beams are exceedingly directional, or if you will, highly collimated.

    非常明顯的是，大多數激光光束有很好的方向性，或者說，是高度準確的。
  2. Optical tweezers use the tiny force of a beam of light from a laser to push around and control tiny objects, from cells to plastic beads

    光鑷用這一來自激光光束的微力來推動和控制微小物體（從細胞到塑膠珠） 。
  3. On one hand, is the product of beam waist radius and half divergence angle, wavelength is not involved. so there is possibility to compare the acutal focusing ability among laser beams with different wavelength. on the other hand, is a calculated result by measuring experiment, and it is more brief and persuadable than m 2factor, since the latter one is a ratio with basic mode gauss beam

    論文研究論證了用值評價激光光束質量的實際意義在於兩個方面，一方面它僅僅包含了光束束寬和發散角，不涉及波長的因素，使不同波長激光束的可加工能力具有可比性;另一方面，值是根據對光束傳輸路徑上不同位置處束寬實際測量結果的計算值，比其在與基模高斯光束進行比值計算得到的m2因子更簡潔、更有說服力。
  4. Such lensed fiber endfaces correct for the phase front mismatch between the curved laser beam wave front and the planar fiber beam

    它們的作用是修正激光光束波前和從光纖出來光束之間的相位失匹。
  5. A theoretical and experimental study of a new, efficient technique to couple a laser, emitting a highly elliptical beam, to a single - mode fiber without the use of bulk optical components is presented. the technique involves butt coupling the laser to a cylindrical lensed fiber and spherical lensed fiber

    本文從理論上和實驗上呈現了一個實用的耦合技術，即在沒有使用分立球形光學元件的情況下將高度橢圓化的激光光束通過透鏡光纖耦合到單模光纖中。
  6. Chapter 2 : characteristics of propagation of ultra - intense laser beam in a partially stripped preformed plasma channel is discussed, in which the relativistic self - focusing effects, together with the perturbed plasma density, is discussed

    第二章：本章闡述了超強激光光束在拋物型部分電離的預等離子體（聚焦和散焦）隧道中的傳輸特性。研究了相對論自聚焦效應和等離子體波引起的密度擾動對傳輸的影響。
  7. Quality - control instrument need maintenance ; gauges go out of order ; x rays and laser beams need adjustments

    質量控制儀器需要穩定，量規會出錯； x射線和激光光束需要調校。
  8. In this thesis, the properties of the free - space propagation and focus were studied when a beam propagates through an axicon

    本論文主要是探討激光光束經過軸棱錐轉換后產生的無衍射光束的傳輸特性和聚焦特性。
  9. A cyclic radial shearing interferometer was used to diagnose the wavefront distortion of a laser system and an lcslm ( liquid crysnd spatial ligh modulator ) was used to control it. some results have been summarized as follows : l. according to the theory of scalar quanity diffeaction and the model of the random gaussian phase screen of low frequency wavefront, the effect of the low frequency wavefront with different rms gradient on the focal spot of a laser beam was studied

    本論文在激光光束波前畸變檢測和控制上進行了新的探索，主要就空間相位調制環路徑向剪切干涉儀以及它對波前畸變的檢測和液晶空間光調制器及其對中頻段波前畸變的控制進行了研究，其研究的內容和取得的成果如下：一、根據標量衍射理論，結合低頻波前畸變的高斯隨機位相分佈模型，研究了不同均方根梯度低頻畸變波前對激光光束焦斑聚焦性的影響，並採用描述中頻段波前畸變的功率譜密度概念，模擬計算了它對激光焦斑旁瓣的貢獻。
  10. Jets of water dance to the patriotic anthem " love my china, " while laser beams shoot into the sky

    伴著愛國歌曲「愛我中國」的音符，噴泉有節奏地起伏著，激光光束直入雲霄。
  11. The system of far field diagnosis is the system that we usually use in detecting the far field of laser beam. when it is used in detecting the far field of laser beam, the method is simple, and the result is easily seen. so, it was used widely in many application

    遠場測量系統是最常用的探測激光光束遠場光斑的系統，這一系統在評價探測得到的遠場光斑質量時，其方法簡便易行、結果直觀，因此，這種系統在很多需要對激光光束質量進行評價的場合得到廣泛應用。
  12. Polarization characteristics of laser beam, which is one of the important characteristics of high power laser, have a direct effect on output power, damage threshold of optical elements and beam quality etc. the polarization characteristics in the high power coil resonator is analyzed by jones calculus, and draw a conclusion that, in general the eigen - polarization state is elliptical polarization

    激光光束的偏振特性是高功率激光器的一個重要特性之一，直接影響著高功率激光器的輸出功率、腔內光學元件的損傷以及光束質量等。本文首先利用瓊斯矩陣演算法對高功率氧碘激光器腔內的偏振特性進行了分析，並得出結論，諧振腔內的本徵振蕩一般為橢圓偏振。
  13. Based on analyse of parameters which used to evaluate laser beam quality at present and according to the main properties which influence on laser manufacturing, beam focus characteristics parameter is put forward as the stander parameter to evaluate beam quality, because the foundmental advantage of laser beam applied in industral field is that laser beam can achieve high energy intensity through focusing

    論文在總結目前存在的評價激光光束質量參數的基礎上，根據對影響激光製造的主要光束特性參數的分析，以光束空間特性為核心，提出用光束聚焦特徵參數值作為評價激光光束質量的參數。因為激光作為能源能夠在工業領域廣泛應用的根本優勢就在於它可以通過聚焦獲得極高的能量密度，而值恰恰表徵了實際光束的可聚焦能力。
  14. Study on measurement method of laser beam quality parameter

    激光光束質量參數測量方法的研究
  15. Besides, high power laser beam with the multi - transverse mode can be described by partially coherent beams

    此外，多橫模的高功率激光光束可用部分相干光束來描述。
  16. Some aspects of laser beam quality

    對激光光束質量一些問題的認識
  17. Quasi - focused characteristics of laser beam with waviness modulation

    具有波紋調制激光光束的準聚焦特性
  18. Laser beam profile measuring equipment

    激光光束波形量測器
  19. Chapter 1 : a survey of the propagation of the laser beam and the ultrashort pulsed beam was introduced

    第一章：回顧了激光光束傳輸及超短脈沖光束傳輸的研究方法。
  20. Until now many methods have been proposed to generate the flat - top or bottle beam intensity distribution

    迄今為止，已經實現了將激光光束整形成平頂光束或局域空心光束等。
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