散焦區 的英文怎麼說

中文拼音 [sǎnjiāoqū]
散焦區 英文
region of defocusing
  • 散 : 散動詞1. （由聚集而分離） break up; disperse 2. （散布） distribute; disseminate; give out 3. （排除） dispel; let out
  • 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;...
  • 區 : 區名詞（姓氏） a surname
  1. Russian and ukrainian investigators who found the flight recorders have been studying burned fragments of the plane, which lie scattered across a marshy rural area

    發現飛行數據記錄器的俄羅斯和烏克蘭調查人員正在研究燒焦的客機碎片。這些碎片散落在一個沼澤遍布的農村地區。
  2. ( 2 ) the causation that the caustic phenomena of electromagnetic wave propagation in two - dimension concave reflectors occurs and the types of singularities in caustic fields are investigated, and the conclusion that there are two types of singularities ( fold and cusp ) in caustic fields in two - dimension concave reflectors is obtained ; by symplectic geometrical method, formulations of computing wave fields in and far away from caustic fields in two - dimension concave reflectors are deduced, and the results are plotted in pictures. ( 3 ) the cause of the caustic phenomena of electromagnetic wave propagation in three - dimension concave reflectors and the types of singularities in caustic fields is discussed, and the conclusion that there are three main types of singularities ( fold, cusp and swallowtail ) in caustic fields in three - dimension concave reflectors is obtained ; by symplectic geometrical method, the formulae of computing wave fields in and far away from caustic fields in three - dimension concave reflectors are deduced. particularly, the wave fields in ellipsoid concave reflector are computed, and the results displayed in special sections are given

    論文主要包括三個方面： （ 1 ）分析了凹面反射的焦散現象，給出了不同凹面反射的焦散圖； （ 2 ）分析了二維凹面反射波動場焦散現象產生的原因及焦散區奇性的種類，得出了二維凹面反射波動場焦散區奇性主要有折疊（ fold ）和尖點（ cusp ）兩種的結論，利用辛幾何方法構造了圓錐曲面反射波動場非焦散區和焦散區的通用計算公式，並給出了圓柱面、橢圓柱面及雙曲柱面反射的計算結果； （ 3 ）分析了三維凹面反射波動場焦散現象產生的原因及焦散區奇性的種類，得出了三維凹面反射波動場焦散區奇性主要有折疊（ fom 、尖點kusp和燕尾k ）三種的結論，提出了利用辛幾何方法計算三維凹面反射波動場非焦散區和焦散區的計算方法，並給出了三軸不等橢球體凹面反射波動場的計算結果剖面圖。
  3. Abstract : this paper introduces the application of centrali zed and decentralized control system in the production process of digging s coking plant

    文摘:介紹了集散控制系統在礦區焦化廠生產過程中的應用。
  4. The following three parts are included : ( 1 ) the caustic phenomena of electromagnetic wave propagation in concave reflector is studied, and the pictures of caustic fields in different concave reflectors are displayed

    （三）深入討論了凹面反射波動場的焦散現象、焦散區的幾何結構與奇性的特點以及非焦散區、焦散區波動場的計算問題。
  5. Laser induced diffusion is a technology that dope the impurities into a certain region of semiconductor by a focused laser. it has the advantages of “ low temperature processing ” and ” direct writing ”, and it is promising to use this technology in the fabrication of monolithically optoelctronic integrated circuits ( oeics ) to solve the incompatibility problem between optoelctronic and electronic components

    激光誘導擴散是用聚焦的激光束局域加熱半導體基片，將雜質以擴散的方式摻入到特定區域並且達到一定要求的一種技術，具有「低溫處理」 、 「直接寫入」 、 「局域升溫」等獨特優點，可有效解決單片光電集成器件（ oeics ）中光、電兩部分的工藝兼容這一難題。
  6. The principle of the method is illuminated by the numerical simulation of the scattering of caustic region in a two - dimensional concave antenna

    本文通過對二維凹面天線焦散區散射場的數值模擬詳細介紹了這一理論的基本思路。
  7. Along with the advent of the leisure ages, leisure need that attract people with appreciate beauty the wishes, and provide new stop and rest with the stroll place, and satisfy business district and live area of new need - - linear leisure space and dynamic landscape have become the important focus

    隨著休閑時代的即將到來，迎合人們的休閑需求與審美願望，提供新的休憩與散步場所，以及滿足商業區與居住區的新的需求? ?線性休閑空間已成為人們注意的重要焦點。
  8. Asean, an important pillar of regional stability over the past three decades, recently expanded its membership to include the states of indo - china as well as burma, and as such has suffered a lack of focus

    作為過去30年地區穩定的重要支柱的東南亞國家聯盟最近吸收了新的成員，使印度支那國家和緬甸成為成員國，但因此變得焦點分散。
  9. The conclusions are as follows : the ultrasonic intensity is proportion to the laser intensity ; the ultrasonic induced by a laser line source has much more advantages than by a laser point source, such as stronger energy, higher snr, more directivity and shape ; the intensity of cfpi ' s output signal is linear with ultrasonic vibration velocity, and is effected by incidence angle and scattered angle ; snr will increase by reducing cfpi ' s bandwidth, reducing incidence angle, increasing cavity ' s length and reflectivity

    在分析點光源激勵聲表面波機理的基礎上，求出了線光源激勵的超聲振動的位移表達式，發現線光源激勵的近場區表面波具有波形好，信噪比高，指向性好，幅度強等特點。通過理論推導，得出共焦fabry - perot干涉儀的輸出光強除了與樣品表面的振動速度成正比，並與入射角和散射角有關；適當減小cfpi的帶寬，增加腔長，增大鏡面反射率，或者減小檢測入射角都可以提高系統的信噪比。
  10. Bokeh, the quality of the out - of - focus image, is determined by the set of brushes : the circles of confusion characteristic of the lens, its aperture and how far out - of - focus it is

    失焦圖像的質量，就決定於這組畫筆的質量：鏡頭彌散特性的圓狀區，鏡頭的光圈和失焦的程度。
  11. This thesis discusses maslov ' s method, wavelet transform and their applications to asymptotic evaluation of wave equations in high frequency fields. the method of solving wave equations in caustic domain by symplectic geometrical theory, and the method of simplifying two - dimension wave equations in slowly varying nonhomogeneous medium by wavelet - transform theory are proposed. the caustics phenomena of electromagnetic wave propagation in concave reflector, the singularities of caustics, and the method of computing wave fields in and far away from the caustics in concave reflector are also discussed

    本論文探討了maslov方法在波動方程高頻近似中的應用及焦散區的具體求解方法；討論了用小波變換化簡二維非均勻緩變介質條件下的波動方程；本文還討論了凹面反射的焦散現象、凹面反射焦散區的奇性種類，討論了二、三維凹面反射波動場非焦散區、焦散區的計算方法。
  12. According to scattering phenomenology, we point out that the commonly used point scattering models fails to accurately describe the complex scattering behavior of real target. for that reason, based on the theory of effective scattering centers, researches are taken on more accurately physical - relevant description of target scattering and on approach that is more effective to characterizing and extracting target scattering features by means of time - frequency analysis and scattering centers modeling

    全文以此為線索，以光學區散射中心理論為基礎，分別從目標二維像的散焦效應、二維像的時頻分析、以及二維散射中心的模型化這三個角度，探討對目標復雜散射特性進行更為合理的描述和分析，並提取可用於識別的目標結構特徵。
  13. This paper introduces development of a tv monit system, and details technical difficulty and method of reaserch, including video capture and recognition. according to the analysis of tvprogram, it presents video capture based on time, and “ hot region ” capture based on centre focus of photograph principle, and image recognition based on dispersion degree

    介紹了一個微機電視監播系統的研製開發，講述了研製的技術難點及解決方法，包括視頻捕獲和識別.基於對電視節目的分析，提出了基於時間的視頻捕獲，基於中心聚焦的攝影原理的「熱區」獲取法，以及基於散度的圖像識別方法
  14. Thus, a simple comparison of the normal image with the defocused image enables the relative rotation between the final image and diffraction space to be determined

    因此，普通映像和散焦映像的一個簡單對比能夠體現在最終映像和指定的衍射區域之間的相關旋轉。
  15. Therefore, the demand of imagery with both fine spatial resolution and large processed scene size, which is the orientation of the dissertation, presents difficult challenges to sar image formation algorithms

    Mtrc會造成圖像的失真和散焦，不僅降低圖像質量，而且是限製成像區大小的重要因素。因此高解析度、大成像區的聚束sar成像演算法對mtrc補償的要求很高。
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