調相聚焦 的英文怎麼說

中文拼音 [diàoxiāngjùjiāo]
調相聚焦 英文
phase focusing
  • 調 : Ⅰ動詞1 （配合得均勻合適） harmonize; suit well; fit in perfectly 2 （使配合得均勻合適） mix; adju...
  • 相 : 相Ⅰ名詞1 （相貌; 外貌） looks; appearance 2 （坐、立等的姿態） bearing; posture 3 [物理學] （相位...
  • 聚 : 動詞（聚集; 聚積） assemble; gather; get together
  • 焦 : Ⅰ形容詞1 （物體受熱失去水分 呈現黃黑色並發硬、發脆） burnt; scorched; charred 2 （著急） worried;...
  • 聚焦 : [物理學] （使光或電子束等聚集於一點） focus; focusing; concentrate
  1. Abstract : based on the electronic focus technology development of state - of - the - art, the paper suggested a complete apparatus s cheme ofauto - focus based on sspd ( self - scanned photodiode array ) and 8098 singl e chipprocessor, giving out a focus criterion algorithm based on image high freq uencystatistics. the function of auto - focus of both reflected and transparent o pticalmicroscope was realized. meanwhile some corresponding problems such as sta bility of lightsource, step motor driving etc. were also discussed, which greatly improved the accuracy andreliability of the system

    文摘:在介紹與分析了國內外電子調焦系統的技術發展與現狀的基礎上，提出了一種基於sspd （自掃描光電二極體列陣）與8098單片微處理器自動調焦的整體技術方案，給出了基於圖像高頻成分統計的聚焦判識演算法，在此基礎上實現了反射式與透射式光學顯微鏡的自動調焦，同時對系統的可靠性有關的其它相關問題如光源穩定性、步進電機驅動等問題也進行了討論。
  2. 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。
  3. The historical review is given about the research on the induced focusing of optical beams in self - defocusing nonlinear media

    在此基礎上對三維自散焦介質中由交叉相位調制效應誘導的光束聚焦進行系統研究。
  4. In this, we focus on the phenomena of the induced focusing when two beams propagation in self - defocusing nonlinear media in an off - axis geometry

    本論文旨在研究三維自散焦介質中由交叉相位調制效應誘導的光束聚焦。
  5. Those who have attained self - mastery can be seen and contacted through focusing the light in the head. this power is developed in one - pointed meditation

    以上所能完美體現出來的皆是通過自我調控令頭內光線聚焦而產生相應的聯系。此超覺能力經冥想而得以開發。
  6. Firstly, the principle of phase gradient autofocus and rank one phase estimate and its advanced are detailed. secondly, it proposes an algorithm of fast maximum contrast phase compensation after discussing its similar algorithm fast minimum entropy phase compensation

    討論了經典的相位梯度自聚焦演算法、秩一相位誤差演算法及其改進形式;在討論快速最小熵相位補償演算法的基礎上，提出了對比度最優相位調整演算法，實測數據處理表明了該演算法的有效性。
  7. First of all, this paper introduces the whole design project and interrelated knowledge about non - destructive detection, ultrasonic detection, and phased - array ultrasonic detection then the paper depicts the principle of phased - array focus and abstracts a set of math model and feasible arithmetic on the base of the real parameter of the system. put forward several problems that exist during the course of system development and program. introduce some measures of distinguish that are often used in non - destructive detecting and echo wave crest

    然後在文中以較大的篇幅，描述了相控陣聚焦的原理，並根據該系統的實際參數，抽象出一套數學模型和可行的演算法，在此基礎上提出了在系統開發過程及編程實現過程中存在的一些問題；介紹了在無損檢測中缺陷的分類和對回波峰常用的識別方法，詳述了系統開發過程中使用的其中一種識別方法，即判別是否存在缺陷的演算法，並給出實現之的部分核心程序；詳述主控程序如何控制各部分並協調各相關軟體的工作，使整個系統發揮最高效能，並給出主要設計框圖和程序。
  8. In this thesis, we used the q - switched nd : yag laser pulse focused by lens to pump the cr ~ ( 4 + ) : mg _ 2sio _ 4 crystal, with the pump laser pulse duration and energy of 30ns and 50 mj separately, and got the laser pulse with center wavelength, pulse duration and energy of 1. 22 m, 8. 2 ns and 10 mj on the best work condition. on the base of zhangguowei s approximation about gain - switching and the parameter of cr ~ ( 4 + ) : mg _ 2sio _ 4 crystal, we calculated the time characteristics of cr ~ ( 4 + ) : mg _ 2sio _ 4 laser pulse with rate equation by numerical method, obtained the conclusion that the laser pulse duration is only related to the pump energy and cavity length : the larger the pump energy is, the narrower the pulse duration is ; the longer the cavity is, the wider the

    本論文採用調qnd : yag脈沖激光通過透鏡聚焦后縱向抽運cr ~ （ 4 + ） : mg _ 2sio _ 4晶體，抽運光脈沖寬度為30ns 、能量為50mj ，在較佳工作條件下得到了中心波長為1 . 22 m 、脈寬為8 . 2ns 、能量為10mj的激光脈沖;並在張國威分析增益開關時間特性的近似法基礎上，結合實際的cr ~ （ 4 + ） : mg _ 2sio _ 4激光器的相關參數，從速率方程出發，用數值計算的方法更為精確的模擬了cr ~ （ 4 + ） : mg _ 2sio _ 4激光器輸出激光脈沖的時間特性，得出了激光脈寬只與抽運能量、腔長有關的結論，即抽運能量愈大，脈寬越窄;腔長越長，脈寬則愈寬。
  9. The results show that the probe beam can be induced to focus due to cross - phase modulation from the pump beam under certain conditions

    結果表明，在適當的條件下，泵浦光能夠通過交叉相位調制效應誘導信號光聚焦。
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