衍射圖像 的英文怎麼說

中文拼音 [yǎnshètúxiàng]
衍射圖像 英文
diffraction image
  • 衍 : [書面語]Ⅰ動詞（開展; 發揮） spread out; develop; amplifyⅡ形容詞（多餘） redundant; superfluousⅢ名...
  • 射 : Ⅰ動詞1 （用推力或彈力送出） shoot; fire 2 （液體受到壓力迅速擠出） discharge in a jet 3 （放出） ...
  • 圖 : Ⅰ名詞1 （繪畫表現出的形象; 圖畫） picture; chart; drawing; map 2 （計劃） plan; scheme; attempt 3...
  • 像 : Ⅰ名詞1 （比照人物製成的形象） likeness （of sb ）; portrait; picture 2 [物理學] image Ⅱ動詞1 （在...
  1. In this paper we also designed the computer optical elements based on the scalar quantity diffractive theory, which can change the laser beam into a square frame. we mainly refered to the one of those improved algorithms of gerchberg - saxton ( gs ). with the computer simulation and drawing program, the simulated diffraction patterns were gotten in this paper, the results agreed with the anticipated diffraction patterns ; in the paper we also design the computer optical elements that can shape the laser beam into a double circle shape, a lamp shape and so on

    計算機模擬成像結果與預期得到的衍射圖樣相符合;文中還討論了設計參數對成像質量的影響規律。同時，本文還用標量理論設計了把高斯光束整形為雙圓斑形光束的計算機光學元件，文中主要是參考改進的gs （ gerchberg - saxton ）演算法;通過計算機模擬，得到了計算機光學元件表面的相位浮雕圖。
  2. By analyzing the microstructure of as - cast alloys with different surplus of samarium added, the optimum surplus of samarium is decided. by comparing the microstructure of the alloys annealed for different time, the ideal and economical annealing time is confirmed. the microstructure and phase composition of alloys during the whole preparation of sm2fe17nx are analyzed using the scanning electron micrograph with energy - dispersive x - ray analysis and x - ray diffraction patterns

    本論文首先就熔煉工藝參數對鑄態組織微結構的影響進行了探討，並制定出一套較為合適的熔煉工藝；通過對不同釤加入量的鑄態組織微觀結構的觀察分析，確定了原料配置過程中釤的最佳補償量；通過對採用不同退火時間的合金組織進行比較，確定了理想、經濟的退火時間；同時還利用掃描電子顯微圖像和x射線衍射圖譜，比較了整個制備過程中，試樣微結構和相組成的變化情況。
  3. In the paper, we describe the whole configuration of the joint transform correlator ; introduce the correlative theories of joint fourier transform in detail ; in order to achieve better correlation result, the nonlinear processing of joint transform power spectrum ( jtps ) is put forward, the effect of jtps laplace sharpening and binary processing to the correlation image is given ; the method of the best binary threshold is determined ; we analyse the correlation image, present the way that removes liquid crystal diffraction spot, direct current spot and image noise, and binarize the correlation image finally

    本論文主要對提出的聯合變換相關的整體結構進行了描述；詳細介紹了聯合傅里葉變換的相關理論；為了得到更好的相關結果，本文提出對聯合功率譜進行非線性處理的方法，給出了聯合變換功率譜的拉普拉斯銳化和譜的二值化處理對相關峰圖像的影響及二值化最佳閾值的確定方法；對相關峰圖像信息進行了分析；提出了消除液晶衍射光斑、直流光斑和圖像噪聲的方法；最後對相關峰圖像進行了二值化處理。
  4. Besides, the growth of gasb expitaxy film was monitored by reflection high energy electron diffraction ( rheed ). the rheed images and intesity oscillation are collected by computer system. it showed that the gasb film prepared in 400 was amorphous and it became monocrystalline when the temperature rose to 500. atomic force microscope ( afm ) was applied to analyse the surface morphology of the films which were grown in diffrent growth rates or substrate temperature. the analysis were compared to simulation results. the experiment results indicated it was easy to form clusters when the rate of growth is high or

    此外，本文通過反射式高能電子衍射（ rheed ）監測了gasb外延薄膜的生長，利用rheed強度振蕩的計算機採集系統實現了rheed圖像和rheed強度振蕩的實時監測。實驗發現在400生長的gasb薄膜為非晶態，溫度升高到500薄膜轉變為單晶。利用原子力顯微鏡對不同生長速率和襯底溫度生長的gasb薄膜的表面形貌進行觀察分析，並與模擬結果進行比較。
  5. The orientation relationships between cu and mgo are determined by means of electron diffraction patterns. the interface structures are analyzed according to high - resolution images of tem, csl and 0 - lattice theories and verified by simulation computation method

    通過電子衍射圖確定了cu與mgo之間的各種取向關系；根據高分辨像對界面結構進行了研究；通過計算模擬驗證了重位點陣和o -點陣理論。
  6. At first, the author analyzed some chief factors such as light beam drift and atmospheric turbulence that affect the precision of the laser collimation in brief. then, the author studied the plan of the laser collimation generating nondiffracting beam and automatic level system with high precision. at last, the author completed the measurement of the straightness guideway by using ccd ( charge coupled device ) as the receiver and computer imaging processing

    文章首先簡要地分析了激光自身漂移、大氣湍流等影響激光準直精度的主要因素，然後對系統的激光準直方案進行論證，並確定了無衍射光束的生成方案、高精度自動安平系統的結構方案，最後以ccd為接收器件，通過計算機圖像處理，完成對軌道直線性的測量。
  7. This method has some characters : during recording of the transmissive holograms the holographic grating placed in front of the holographic plate closefittingly is used as a spectroscope. the transmissive wave is served as the object wave and the diffraction wave through the holographic grating or the deflective reflect wave produced by the silicon slice is served as the reference wave, therefore the hologram is named as self - reference image hologram. the recording results are the off - axis holograms and the twin images can be separated successfully

    在記錄透射型全息圖時，將全息光柵緊貼置於記錄干板之前，而光柵起到了分光的作用，直透波作為全息圖的物光波，參考光是物光通過光柵后產生的衍射波；記錄反射型全息圖時將矽片置於記錄干板之後，利用反射矽片產生離軸參考光，因此系統僅需一束照明光束，參考光來自物光本身，因此稱之為自參考像全息圖。
  8. The matlab program is used to reconstruct the image of objects and by several ways of digital image - processing such as band - pass filtering and v - filtering, the quality of reconstruction image is greatly improved

    利用帶阻濾波和v型濾波等數字圖像處理方法削弱了零級衍射斑的影響，提高了再現像質量。
  9. If you were to block out the outermost diffracted orders by placing an opaque mask at the rear of the objective, you could reduce the resolution of the lines of the grating, or any other detailed object, or " destroy " the resolution altogether so that the specimen would not be visible

    假如用不透明的遮擋物在物鏡后焦面擋住外圈衍射級的光線，線形柵格圖像的解析度將下降，這樣完全地破壞了解析度，標本的細節就無法看見。
  10. This paper is aiming at image recognition based on angle - multiplexed volume holographic correlator. the principles of the volume holographic storage are firstly introduced in this paper. they are the recording, reconstruction, diffraction efficiency and angular selectivity of volume holograms

    本論文首先介紹體全息存儲的基本概念和理論，它包括體全息圖的記錄和再現，體全息圖的衍射效率，體全息圖的水平、垂直角度選擇性等，並介紹了光學相關器和圖像識別。
  11. The results indicate that the envelope method is more effective in actual application. and the recording distance limitations due to the stated pixel number, pixel size and laser wavelength are discussed in detail

    通過對圖像采樣的分析，結合採樣定理，給出了當圖像像素總數、像元尺寸、記錄波長都確定時，對衍射距離的限制條件。
  12. This system can be used to store no less than 10000 holograms, and it is flexible and practical to operate. we stored 1

    證實了分批存儲熱固定是實現高衍射效率和高圖像質量的高密度全息存儲的優選方案。
  13. We stored 1000 binary pages in a 0. 03 % ferlinbo3 crystal using this system and batch thermal fixing technique. all the stored images are retrieved, and the retrieved images have uniform diffraction efficiency and good quality

    最後，採用分批熱固定方法在fe : linbo _ 3中存儲1000幅二值數據頁，全部讀出所有的圖像，衍射效率均勻，圖像質量良好。
  14. By means of esca, igc, wd, dsc ) sem and computer aided image processing technique, the relations of composite ' s microsimcture and macroscopic properties were researched and conclusions were listed as follows. l

    藉助x射線光電子能譜（ esca ） 、反相氣相色譜（ igc ） 、 x射線衍射分析、 dsc分析和掃描電鏡（ sem ）等測試手段和計算機圖像處理技術，分析了材料微觀結構與宏觀性能間的關系，取得了如下結果。
  15. The transmission electron microscopy ( tem ) images show that ceo2 nanowires are about 60 nm in diameter, which correspond to the pore sizes of the membranes used. the selected - area electron diffraction ( saed ) pattern indicates that the nanowires selected are single crystals

    從透射電鏡（幾瑪圖像可以得知ceo :納米線直徑大約60nln ，與所用膜的孔徑相符，電鏡選區衍射（ saed ）顯示所選的ceo :納米線為單晶結構。
  16. Those simulated results agreed with the anticipated diffraction patterns. in this paper we compared the simulated results of the computer optical elements based on the two different theories, and summarized the advantages and disadvantages of the two different theories

    計算機模擬得到的成像結果與預期衍射圖樣相符合;文中還設計了把高斯光束整形為燈籠形光束的計算機光學元件，模擬結果與預期結果相符合。
  17. The angle spectrum of inputting optical signals is received by the input surface of arrayed waveguides. whereas the diffraction process of light beam outputed in slab waveguide is a process of " composing frequency and generating image ". the reason that fraunhofer diffractive pattern can be gained on outputting waveguide surface is that output ends of arrayed waveguide distribute on the arch structure which leads bent phase factor to offset the quadratic phase factor in fresnel diffraction

    輸入平板波導內光束的衍射過程是「分頻成譜」的過程，在陣列波導的輸入面接收到的是輸入光信息的角譜；而輸出平板波導內光束的衍射過程則是「合頻成像」的過程，正是由於陣列波導輸出口排列分佈在圓弧形結構上，其彎曲位相因子消去了菲涅耳衍射中的二次位相因子，從而在輸出波導面上能夠得到夫瑯和費衍射圖樣。
  18. When the diffractive efficiency of the holograms in a vhm is not uniform enough and the snr of the retrieved images is very low, the precision of direct pattern recognition will be very low

    當全息圖的衍射效率極為不均勻，再現圖像的信噪比極差時，直接識別的識別準確率極低。
  19. This paper is trying to combine computer - generated hologram and digital holography together, to give the stimulated algorithm of the fresnel diffraction and through computational stimulation generate the hologram, which will reconstruct the original image, and ultimately, realize the numerical reconstruction of the hologram

    本文嘗試將計算全息與數字全息相結合，研究光線的菲涅耳衍射傳播的模擬演算法，用計算機模擬生成全息圖，並由所生成的全息圖再現出原始圖像，實現全息圖的數字重現。
  20. At the back focal plane of the objective, the blue wavelengths from each slit interfere constructively to produce the blue area of the diffracted image of each spectrum or order ; similarly for the red and green areas ( figure 4 ( a ) )

    在物鏡的后焦面，從各個窄縫發出的藍色波長光產生增強干涉而產生各級的衍射圖像的藍色區域，紅色波長和綠色波長也一樣（圖4 （ a ） ） 。
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