非聚焦的 的英文怎麼說

中文拼音 [fēijiāode]
非聚焦的 英文
non-focusing
  • : Ⅰ名詞1 (錯誤) mistake; wrong; errors 2 (指非洲) short for africa 3 (姓氏) a surname Ⅱ動詞1 ...
  • : 動詞(聚集; 聚積) assemble; gather; get together
  • : 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;...
  • : 4次方是 The fourth power of 2 is direction
  • 聚焦 : [物理學] (使光或電子束等聚集於一點) focus; focusing; concentrate
  1. 3. introduced the principle of phase - match and the optics characters of ktp 、 lbo and other nonliner crystrals, demonstrate the optimal focusing conditions. based on a detailed analysis, ktp and lbo are selected as shg and thg cystal, respectively

    3 .簡單介紹相位匹配原理和線性晶體選擇介紹了一些紫外晶體光學特性,並闡述了光束最佳條件,經過分析和綜合評價,選擇了ktp和lbo分別作為倍頻晶體及和頻晶體。
  2. Nonideal focusing caused by some mechanical factors will affect measuring accuracy of a laser granulometer and thus a corresponding mathematical model for scattering light intensity is established

    摘要因機械因素產生理想對激光粒度測量精度會產生影響,對此建立了相應散射光強數學模型。
  3. On the basis of current investigation of both the domestic and foreign and current level of development, and contraposing difficulties and keys of autofocusing and measurement, this paper brings forward system of autofocus and measurement based on techniques of image processing of ccd. this system possesses merits of fast speed, high precision, small bulk and large dynamic range. it is able to carry out needs of fast, accurate, large range autofocusing and requests of noncontact and online measurement of workpiece face runout

    本論文根據目前國內外現狀和發展水平,針對自動和端面跳動測量關鍵點和難點,在普通光學儀器基礎上提出了一種基於ccd圖像處理技術圖像式自動及其測量系統,該系統具有速度快、精度高、動態范圍大、體積小等優點,實現了快速、精確、大范圍自動和對工件端面跳動進行接觸、在線測量要求。
  4. Therefore in icf laser driver design and construction, it is very important to study the physical principle of the self - focusing effect

    因而理解並掌握自形成物理規律,對于icf驅動器設計與建造具有常積極意義。
  5. It is well known that nonlinear self - focusing effect is one of the important factors to limit icf laser energy and worsen beam quality

    實踐表明,線性自效應是限制icf驅動器激光輸出能量及破壞光束質量主要因素之一。
  6. In this high power laser system, nonlinear self - focusing effect especially the small - scale self - focusing is the main limiting factor

    在這種高功率激光系統中,線性自效應是其主要限制因素,其中尤其以小尺度自效應最為嚴重。
  7. From maxwell equations the refractive index equation and hamilton - jacobi equation, which describe the evolution of the electric field, are derived including the effects of the diffraction, the third - order intensity - dependent nonlinearity, plasma defocusing, the focusing and defocusing of the plasma channel, and the relativistic self - focusing

    從maxwell方程出發我們得到了兩個包含衍射、三階強度線性、等離子體散、等離子體隧道和散以及相對論自等效應在內激光場演化方程,即折射率方程和哈密頓-雅可比方程。
  8. The influence of adjusting the laser spot size at the target on the growth of a - c was analyzed in charter iv, and a suit spot size was found

    第四章研究了激光束晶碳膜生長影響,並找到了合適激光束直徑。
  9. The plot is focused on the emotional life of the white - collar class, bringing about both laughter and meditation to the audience

    啼笑皆劇情白領階層情感世界,將「都市情愛何去何從」這樣一個問題留給觀眾,在笑聲中迸發出引人深思力量。
  10. Secondly, the third order nonlinear optical properties of these compounds are studied under the excitation of ps pulsed laser with the wavelength of 1064nm using z - scan technique, nonlinear refractive indices and nonlinear absorption coefficients are calculated according to the z - scan experiment curves of the compounds. all the three compounds have self defocusing characters and two photon absorptions. lastly, nonlinear refraction and absorption properties of these compounds are studied by z - scan technique under the excitation of ps pulsed laser with the wavelength of 532nm the self defocusing and reverse saturation absorption are found in these compounds

    根據實驗曲線計算了它們在1064nm下三階線性折射率和線性吸收系數,三種化合物都具有自特性,並且在該波長下,三種化合物均具有雙光子吸收,最後,以皮秒脈沖532nm為激發波長,採用z掃描方法,研究了三種金屬有機化合物線性折射和線性吸收性質,在該波長下三種化合物仍然表現為自特性,且其吸收為反飽和吸收。
  11. Laser scanning confocal microscope combined with fluorescence probe and fluorescence resonance energy transfer techniques has become a very effective tool of researching the behavior of massive molecules in living cells

    摘要激光掃描共顯微鏡結合熒光探針以及熒光共振能量轉移技術,已成為近年來應用在活細胞中研究大分子行為一種常有效研究工具。
  12. So far the researches on ultrashortpulse laser - matter interaction concentrated on infrared regime, yet ultraviolet laser has the advantage in intense field physics and icf researches for its short wavelength and less nonlinear effects

    迄今為止,超短脈沖激光及其與物質相互作用研究大都集中於紅外光譜范圍,而紫外準分子短脈沖激光系統由於其波長短、線性效應小而具有良好性能。
  13. Firstly, optical trigonometry measurement principle and wok principle of linear ccd are introduced, which are based on to design optical focusing and imagery system with he - ne laser instrument as illuminant. secondly, peripheral circuit of linear ccd is designed in theory and experiment. finally non - contact thickness measurement instrument is constructed, using ccd as photoelectric transformation element and microprocessor as the controller

    本文首先介紹了光學三角法測量原理,並對線陣ccd工作原理進行了研究,以此為基礎採用氦氖激光器為光源,設計了光學及成像系統,對線陣ccd外圍電路設計進行了理論設計和實驗研究,最後設計了以ccd為光電轉換元件,以微處理器為控制核心接觸式厚度測量儀及其系統。
  14. Self - focusing is one of the fundamental problems in nonlinear optics. it has always been a hot topic since the naissance of nonlinear optics

    線性光學中一個基本物理問題,自線性光學誕生以來它一直是一個熱門課題。
  15. Ultrashort intense laser pulse propagation in low - density plasmas and air xiao yuan, doctor of philosophy, 2002 dissertation advised by : lu baida, professor of physics the study of ultrashort intense pulse laser beams in low - density plasmas and air is relevant to a wide range modern application

    超短超強脈沖激光在低密度等離子體和空氣中線性傳輸是當今強激光與物質相互作用研究一個重要課題。本論文闡述了超短超強激光在低密度等離子體和空氣中長距離自和自導引效應。
  16. If we consider the whole cereal plant as two parts, leaves and non - leaf organs, then it could be proposed that improvement of wheat yields can be obtained by improving the partitioning of assimilates of non - leaf organs ( frey - wyssling et al, 1959 ; sharma - natu et al, 1994 ). although structure and function of leaves received considerable attention, those of non - leaf organs are poorly documented

    本論文以小麥、水稻等幾種重要經濟作物為材料,應用透射電鏡、掃描電鏡、激光共顯微鏡以及氧電極,低溫熒光等生理技術手段,對作物葉器官結構和主要生理特性進行了較全面和系統研究。
  17. A new algorithm is then derived, in which the factor of spherical wave front is removed explicitly. thus the propagation of a focused beam could be evaluated indirectly from propagation of an unfocused beam

    文中對此作了分析,進而提出了一種新演算法,將球面波因子提出,然後將會光束傳輸過程轉化為光束傳輸過程,從而間接求得了光束光場分佈。
  18. So, the two main effects ( small - scale self - focusing and " hot image " ) relate to the 3rd order nonlinear effect have been studied in this work

    因此,在本論文中,我們系統地對與介質三階線性有關兩種現象(小尺度自效應和「熱像」現象)進行了研究。
  19. It is equipped with 120w radio frequency laser producer and cti dynamic focusing, so there is smaller light point, and larger tange of marking. besides, its forceful laser power and unparalleled processing speed makes a accurate and vivid effect possible. it costs low and need no materials. the degree of the clearness and depth of marking can be controlled freely

    該機選配美國進口120w射頻激光器cti動態,光點尺寸更小打標范圍更大,加上強悍有力激光功率,無與倫比加工速度,實現了精確逼真加工效果,加要成本低廉,無需耗材,標記清晰深淺度隨意控制,適用於多種你想加工金屬產品。
  20. The demand of autofocus for high resolution real time synthetic aperture radar ( sar ) is very high

    摘要高解析度機載合成孔徑雷達實時成像對自要求常高。
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