相聚焦 的英文怎麼說

中文拼音 [xiāngjiāo]
相聚焦 英文
phase focusing
  • : 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...
  • : 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;...
  • 聚焦 : [物理學] (使光或電子束等聚集於一點) focus; focusing; concentrate
  1. When a collimated - well gaussian laser beam passes through a 27i - phase plate and then focused by a lens, a focused hollow beam ( fhb ) will be generated behind the lens, as a result of the completely ( r = 0 ) and partially ( r 0 ) destructive interference effects around the central region of the beam

    當一束準直的高斯光束通過具有2位分佈的位片和一個薄透鏡時,這將導致在入射高斯光束中心的完全和部分消干涉效應,於是在透鏡后就會形成一束中空光束( fhb ) 。
  2. 1, cut over a head : bring up to combine the applied technique most and early for the toshiba, and is also current usage to is the most extensive. he adopts a laser head, and prepare the different slice of 2 focal distances the sony for cut over, passing the conversion differently focusing the coming respectively reading dvd with cd, its shape looking with double head to resemble respectively, because can see two sets focuse the, laser head to interiorly can t see. he reads the signal quantity is higher, but because of want the conversioning to focuse the, therefore the cost belong to the inside and so forth of level, and recognize the dish speed slow, same the implicit mechanical trouble rate is high

    1切換雙鏡頭:為toshiba最早提出並應用的技術,也是目前使用最廣泛的。他採用一個激光頭,分別準備2個距不同的鏡片切換,通過轉換不同的鏡來分別讀取dvd和cd ,它的外形看起來與雙頭的sony似,因為只能看到二組鏡,激光頭在內部看不見。他讀取信號質量較高,但由於要轉換鏡,所以成本屬于中等水平,認盤速度較慢,同樣隱含的機械故障率比較高。
  3. The feasibility and some advantages of employment of sil have been discussed. the numerical aperture are calculated when laser pulse is defocusing. in contrast with traditional microscopy objective, the employment of solid immersion lens can effectively increase the numerical aperture of the recording system ; thereby it can increase the volumetric density and decrease the demand of the incident laser power

    當脈沖對于固體浸沒透鏡底面離時,對系統的有效數值孔徑進行了計算,結果表明採用固體浸沒透鏡離的方式進行記錄,系統的有效數值孔徑最低可增大到固體浸沒透鏡插入前的折射率倍,其數值孔徑的理論極限值為存儲介質的折射率。
  4. All this has thrown an uncomfortable spotlight on the insular and opaque jsa

    如此種種,讓人們都把目光到了素來固執偏狹且缺乏透明的日本撲協會身上。
  5. 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 .簡單介紹位匹配原理和非線性晶體的選擇介紹了一些紫外晶體的光學特性,並闡述了光束的最佳條件,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。
  6. A method is introduced to measure the thickness of films with the focal plane of a metalloscope in the paper

    摘要介紹了一種利用金顯微鏡面測量各種塗鍍層厚度的方法。
  7. 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的非理想對激光粒度測量精度會產生影響,對此建立了應的散射光強數學模型。
  8. We used fission yeast schizosaccharomyces pombe ( s. pombe ), an unicellular eukaryotic organism, as research material. electroporation was adopted to load ca2 + fluorescent indicator into yeast cell and under the laser scanning confocal microscopy ( lscm ), we observed cytosolic ca2 + distribution and relative content as well as fluorescence intensity of gfp - cam in different phases of cell cycle of yeast cell. flow cytometry provided a way of determining the relative dna content of populations of fission yeast

    本文以單細胞的真核模式生物裂殖酵母( schizosaccharomycespombe )為研究材料,通過激光掃描共顯微鏡觀察酵母細胞胞質內游離ca ~ ( 2 + )的分佈及對濃度,以及不同周期時細胞中gfp - cam的熒光強度變化,並採用細胞流式法對酵母細胞的對dna含量進行測定以確定細胞所處周期時
  9. In a camera, light rays pass through a series of lenses that focus images onto film. in a healthy eye, light rays pass through the cornea and lens, which focuses images onto the retina, a layer of light - sensing cells lining the back of the eye

    在照機中,光線經過一系列的透鏡,把圖像在膠片上,在健康的眼睛中,光線通過角膜和透鏡,把圖像到視網膜上,而視網膜是一層排列在眼底的光敏單元。
  10. Finally, this chapter emphasizes the importance of auxiliary processing in sar imaging, indicates that autofocusing is essentially a problem of blind deconvolution, and that speckle reduction is a problem of imagery restoration. no additional assumption and limitation, the inverse problem on autofocusing or speckle reduction can not be solution

    同時,介紹了sar圖像自干斑抑制處理及其發展現狀,指出自過程實際上是一個盲解卷積問題,而干斑抑制是一個圖像復原問題,對這類逆問題的求解需要附加假設或限定。
  11. By means of numerical method, the influences of transducer parameters on focusing effect is analyzed, including the number of elements ( n ), interelement spacing ( d ), elevation dimension ( l ), width dimension ( )

    研究了控陣的幾何尺寸對聲波效果的影響,並設計了控陣的合理尺寸。
  12. 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(和散)隧道中的傳輸特性。研究了對論自效應和等離子體波引起的密度擾動對傳輸的影響。
  13. The main results of this thesis can be summarized as follows : 1. based on the huygens - fresnel principle, we have derived the propagation expressions of the partially coherent beams passing through an annular lens optical system. the influence of the spectral degree of coherence, fresnel number and truncated parameter on the focused intensity distribution and focal shift is analyzed

    主要工作包括: 1 .從惠更斯-菲涅耳原理出發,推導了部分干光束通過環形透鏡系統的傳輸公式,分析了空間干度、菲涅耳數、攔截系數對系統中光束的光強和移的影響。
  14. According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d

    本文首先介紹了ld泵浦nd : yag激光器的發展狀況、主要特性及其應用,從四能級速率方程出發,推導了ld泵浦nd : yag激光器的閾值、輸出功率和斜效率的表達式,並簡述了激光器的工作原理、結構型式和倍頻方法;其次,以空間關的速率方程為基礎,提出了ld端面泵浦nd : yag激光器的設計方法,給出了一定泵浦耦合方式下,振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光斑位置等參數的選取依據,以此為依據,設計了自透鏡耦合小功率ld泵浦nd : yag激光器和透鏡組耦合高功率ld泵浦nd : yag激光器,對激光器的輸出功率和功率穩定性等特性進行了實驗研究;再次,在帶尾纖輸出的高功率ld泵浦nd : yag激光腔內插入一隻空液晶盒,觀察到了激光器以單縱模運轉;最後,根據泵浦光斑端面位置對激光輸出功率的影響規律,提出了ld端面泵浦nd : yag激光位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時,激光輸出功率的自然指數與泵浦光斑的縱向位置成高斯變化規律,測量范圍和靈敏度依賴于泵浦功率,隨著泵浦功率的增加,測量范圍擴大,靈敏度提高,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,激光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  15. 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、三階強度非線性、等離子體散、等離子體隧道和散以及對論自等效應在內的激光場演化方程,即折射率方程和哈密頓-雅可比方程。
  16. Single beam focusing lens antenna is the basis and crux of the multiple beam focusing horn lens antenna. only adequately and accurately analyzing focal area ’ s position and resolution, consider the influence when horn feed ’ s position is displaced to different location, we can design multiple beam focusing horn lens antenna

    單波束點透鏡天線是多波束透鏡天線的基礎和關鍵,只有充分精確地分析了單波束點透鏡天線解析度大小和斑位置,以及單個波束的偏移產生的應影響,才能設計多波束透鏡天線。
  17. A page gel, stained by the petiodic acid - schiff ' s method to reveal glycoproteins, further displayed that the bindng - protein was a glycoprotein belonging to lectin, which contained 17. 4 % ( w / w ) neutral carbohydrate content of the glycoprotein detected by the phenol / h2so4 method. peptide mapping was comparable to the reported protein in protein bank. the database homology search ( ncbi blast ) indicated that the binding - protein shared 70 - 80 % homogeneity to l - aspartate oxidase, aspartyl / glutamyl - trna ( asn / gln ) amidotransferase subunit b, glutamyl - trna reductase, histidyl - trna synthetase

    連續梯度丙烯耽胺凝膠電泳、 sds一丙烯酞胺凝膠電泳和等電的結果表明該蛋白分子量為1 「 . skda ,由二個同的亞基組成,亞基分子量為」 . ikda ,等電點為8 . 25 .糖蛋白染色結合考馬斯亮藍染色的結果證實此結合蛋白是個糖蛋白,其中糖含量為17 . 44 % ,蛋白含量為82 . 56 % .凝集反應確定該糖蛋白也是一個凝集素
  18. 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的整體技術方案,給出了基於圖像高頻成分統計的判識演算法,在此基礎上實現了反射式與透射式光學顯微鏡的自動調,同時對系統的可靠性有關的其它關問題如光源穩定性、步進電機驅動等問題也進行了討論。
  19. In the focal plane of z = 0, the smaller the dss of the fhb, the higher the optical potential, and the greater the corresponding optimal detuning 8, which are beneficial to atomic lens because it cannot only be profitable to obtain an atomic lens with a higher resolution, but also helpful to reduce the spontaneous emission and photon scattering effects of atoms in the fhb

    平面上,中空光束的dss越小,光學勢越大,應的最佳失諧量越大,這對原子透鏡的性能越有利。因為這不僅容易得到高解析度的原子透鏡,而且還可以減少在中空光束中原子的自發輻射和光子散射效應。
  20. In dvd focus servo system, the warp of the disc induces periodic disturbance whose frequency is same as the rotation frequency of the disc

    摘要在dvd伺服系統中,光盤翹曲會導致產生與光盤轉動頻率同的周期性擾動。
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