照度均勻度 的英文怎麼說

中文拼音 [zhàodùjūnyúndù]
照度均勻度 英文
uniformity of illuminance
  • 照 : Ⅰ動詞1 （照射） illuminate; light up; shine 2 （反映） reflect; mirror 3 （拍攝） take a picture ...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 均 : Ⅰ形容詞（均勻） equal; even Ⅱ副詞（都; 全） without exception; all
  • 勻 : Ⅰ形容詞（均勻） even Ⅱ動詞1. （使均勻） even up; divide evenly 2. （分出一部分） spare
  1. These leds light sources are not only adjustment and uniformity but also smaller, less expensive, required less power, generated less heat. especially, the pattern of the construct both aggregate and desegregate in design was to realize different light intensity illumination on same biology sample at the same time. the selectivity, work efficiency and experiment veracity have been improve greatly

    該系列光源除了具備光強可調、分佈均勻優勢外，還具有波長、波峰寬適宜，以及小巧、價廉、能耗低、發熱少等特點，尤其是該生物光源在設計時採用的單元組裝模式，使得不同強度的光照能夠在同一批生物樣品上實現，大大拓寬了生物實驗的可選擇性，提高了工作效率和實驗準確性。
  2. Under the stress of nacl lower than 100 mmol / l, the tissue structure of root had no distinct difference from the control. when the concentration of nacl was higher than 250 mmol / l, the stained color of safranine was deep but not even, and color in fibrovascular tissue and peripheral cortex cell were deeper than that around fibrovascular tissue. wild type arabidopsis thaliana and two salt - tolerance mutants were used for rapd analysis

    當nacl濃度小於100mmol l時，根組織結構與對照未表現出明顯的差異；但當nacl濃度達到250mmol l時，根組織結構對番紅染料的著色較深而且不均勻，維管組織和外圍皮層細胞著色較深，而維管組織周圍的細胞著色較淺。
  3. The phase - shifting interference is a osculant and high precision technology base on the wavelength. because of the different size of object being measured leading to different size of interference wave which brings on asymmetry of the interference wave ineluctably we adopt the zoom lens to improve the measurement precision. considering the interferometer ’ s sensitivity to the vibration the interferometer is often used in the lab which restricts it being used widely

    移相干涉術是以光波波長為單位的非接觸式高精度測量技術，為了使大小各異的被測元件產生的干涉條紋尺寸大小一致而引入了變焦鏡頭，從而不可避免地導致干涉條紋亮暗不均勻和照度改變的問題，最終影響測量精度。
  4. The method of the model retrieval breaks down the traditional population density statistics method according to the administrative area boundary and changes to evenly distributed and same size grid units to compute the population density. it enriches the methods to obtain the population density indexes and increases the accurate degree and application fields of the indexes. so, it will benefit to the decision process of the population and economic policy, benefit to the sustainable development of regions

    這種模型反演的方法，突破了傳統的按行政區界線統計人口密度的方法，改為按照均勻分佈、規則大小的格點單元來計算人口密度，豐富了獲取人口密度指標的方法，提高了人口密度指標的精確程度和應用范圍，將有利於人口、經濟政策的決策過程，有利於區域可持續發展。
  5. If we could make use of the technology of computer seeing and realize automatic recognition of identifying id card numbers, we should greatly improve the efficiency of id card administration. presently, most recognition systems of id card numbers are based on scanner, but this systems cannot meet the demand of long and real time catching image. this text lucubrates theoretic about image manipulation and pattern recognition and sets up a integrated regnition system of identifying id card numbers. on ccd vedic. concretery consist : ( 1 ) firstly investigating the segmentation about image of illumination asymmetry. due to a dotal lamp - house, the illumination of id card numbers image is asymmetrical

    本文應用了圖像處理和模式識別技術，建立了基於攝像頭的身份證號碼的識別系統。主要研究內容具體包括如下： （ 1 ）研究了亮度不均勻的身份證號碼圖像的分割。由於採用點光源進行局部照射，導致身份證號碼圖像的亮度不均勻，因此直接對圖像採用全局閾值進行分割不能有效地分離號碼體。
  6. At first we improve the methods of iris image preprocessing, including an efficient arithmetic of evaluation iris images, an improving method of locating iris, calibrating iris image by the translation of coordinate and the circular shift of code, a eatimate of the background illumination by bicubic spline, and the image enhancement by the dual tree complex wavelet transform. next we designed the recognition arithmetic based on the location of the local maxima of the wavelet transform modulus. in the thesis lots of simulation are performed by means of matlab and visual c + +

    首先改進了虹膜預處理方法，實現了一種快速高效的虹膜質量評價演算法;設計了一種改進的兩步虹膜定位演算法，準確的定位了虹膜的內外邊界;利用坐標轉換和編碼的循環移位實現了對虹膜圖像的配準;利用雙三次樣條函數擬合虹膜圖像背景，去除了非均勻光照對虹膜識別的影響;使用二分樹復數小波方法增強了虹膜圖像的對比度;在識別演算法方面，本文設計了一種「基於小波模極值點位置的虹膜識別演算法」 。
  7. The following contents were mainly studied : ( 1 ) aspect, structure as well as characteristic of species composition between fragmental evergreen broadleaved forests and continuous evergreen broadleaved forest ; ( 2 ) species diversity, species abundance and species evenness between fragmental evergreen broadleaved forests and contin. us evergreen broadleaved forest ; ( 3 ) plant floristic compositions at family and genus levels between fragmental evergreen broadleaved forests and continuous evergreen broadleaved forest ; ( 4 ) life form between fragmental evergreen broadleaved forests and continuous evergreen broadleaved forest ; ( 5 ) microclimate factor ( sun radiation, temperature, wind velocity, humidity ) in different level pattern ( open, edge and interior ) between fragmental evergreen broadleaved forests and continuous evergreen broadleaved forest ; ( 6 ) the relations between environment and soil factors as well as species diversity of forest community between fragmental evergreen broadleaved forests and continuous evergreen broadleaved forest

    主要研究以下內容： （ 1 ）片斷和連續常綠闊葉林的外貌、結構和物種組成特徵； （ 2 ）片斷和連續常綠闊葉林的物種多樣性、豐富度和均勻性； （ 3 ）片斷和連續常綠闊葉林的科（ ? ）屬水平的植物區系成分； （ 4 ）片斷和連續常綠闊葉林生活型組成； （ 5 ）在不同的水平梯度格局上（林外、林緣和林內） ，片斷和連續常綠闊葉林的小氣候要素（光照、溫度、風速、濕度等） ； （ 6 ）片斷和連續常綠闊葉林的環境和土壤因子，與群落的物種多樣性之間的關系。實驗結果表明： （ 1 ）各片斷森林的外貌特點基本上和連續森林一致。
  8. In this thesis, the preprocessing work includes histogram equalization and gray normalization. this preprocessing improves image quality, and eliminates the effects of illumination difference on the images

    本論文在預處理階段通過對灰度直方圖修正、灰度歸一等工作改善了原圖像的質量，使光照不均勻對圖像識別的影響降低。
  9. The result of transmission electron microscope ( tem ) showed that layers of layered silicates were exfoliated and dispersed in matrix homogeneously. according to statistical data, average thickness of layers was lonm, and the thickness of the biggest layers was less than 40nm, only a few layers were exfoliated in monolayer whose thickness was about inm

    透射電子顯微鏡（ tem ）照片顯示：層狀硅酸鹽片層發生剝離，片層均勻分散在nbr基體中，統計表明片層的平均厚度約為10nm ，最大的聚集體的片層厚度達到40nm ，推斷有一小部分片層剝離成單晶層的形式，厚度為1nm 。
  10. The arrangement of light guide units is the research emphases. firstly, the dimensions of light guiding unit are calculated by rayleigh criterion. then, the parameters of sub - micron gratings are designed : the grating period is calculated by the grating equation according to the incident and transmitted angles ; finally, the groove depths of the gratings are arranged to satisfy the uniformity request

    導光網點的設計是本文研究的重點，首先利用瑞利判據計算出各導光網點的大小，然後設計導光網點? ?亞微米光柵的參數:按照入射光和出射光的角度，根據光柵方程確定光柵周期;最後，按照均勻性要求確定各導光單元的光柵槽深。
  11. The analysis on the test result shows that the temperature distribution in cfst members caused by solar radiation is nonlinear, and the nonlinear character is most evident when center point of concrete gets its lowest temperature. the temperature of the center point is affected by various directions, especially the strong potential. in the side exposed to the sun in the afternoon, apart from the center point, temperature varies laggardly when the point of concrete in the same series is more close to the center

    結果表明，日照作用下截面的溫度場為非均勻場，混凝土中心的溫度達到最小值時，截面溫度場的非線性特性最明顯，圓心點的溫度受各個方向溫度的共同作用，更多地受到強勢方向的影響;下午時處在向陽面的各系列，同一系列上混凝土各點溫度變化隨直徑縮小趨緩，越靠近圓心，溫度變化越緩和，對外部環境（包括氣溫與日照）的影響呈滯后現象越明顯;而在下午時處在背陰面的各系列除圓心點外，同一系列上越靠近圓心的混凝土測點，溫度變化越緩和。
  12. Such amplitude variations would be predicted on the basis of principles governing seismic velocities in heterogeneous media.

    按照在非均勻介質內確定地震速度的原理，應能預測這樣的振幅變化。
  13. On the other hand, under the force of mechanical, the carbon and cao & sio2 superfine powder are obtained ; the specific surface area of these particles is increased. the tem photos indicated that, the carbon particles are composites on the surface of the melting superfine particles uniformly

    另一方面，在機械力作用下，碳黑及cao sio _ 2的熔融顆粒被超細粉碎，比表面積增大，同時tem照片顯示，中超碳黑均勻地復合於超細熔融顆粒表面，並有逐步嵌入的趨勢，提高了碳的有效利用率，降低了保護渣的熔化速度。
  14. In elementary beam bending theory, it is assumed that the stresses are constant through the width of the beam. however, for the wide flange girders, the stresses are not uniform

    按照初等梁理論即假定翼緣板具有無限抗剪剛度，寬翼緣箱梁在荷載作用下翼緣的正應力沿著寬度方向上是均勻分佈的。
  15. How to use the measured effective diffusion length and scanner illumination condition to demonstrate photolithography line width uniformity is introduced

    摘要介紹了如何通過測量得出的等效擴散長度和光刻機的照明條件來對任何光刻工藝的線寬均勻性進行評估。
  16. Secondly, image enhancement technique based on linear filtering is adopted. a new image segmentation method by means of automatic multilevel threshold is given, which realizes partial multilevel threshold segmentation based on image region partition of gray - level position projection, removes the influence of uneven illuminance or uneven gray - level distribution on goal recognition, and resolves the problem of error segmentation caused by threshold step between adjacent regions by threshold transition. the method has well robustness

    在圖像處理時，採用基於線性濾波的圖像增強方法，並提出了一種新的自動多閾值圖像分割方法，該方法以基於灰度位置投影的圖像分區實現局部多閾值分割，克服了不均勻照明或不均勻灰度分佈對目標識別的影響，同時，通過閾值過渡很好地解決了相鄰區域閾值「階躍」引起的錯誤分割問題，具有很好的魯棒性。
  17. Standard test method for length and length uniformity of cotton fibers by fibrograph measurement

    用纖維照影機測量法測定棉纖維的長度和長度均勻度的標準試驗方法
  18. The design results and the performance evaluation of f - theta200 and f - theta500 are given in detail. the designed lenses are simple and compact and their cost are low. the focusing performances are within diffraction limit, the relative illuminations quite uniform and the distortion relative to the f - theta linear relation small

    詳細給出了f - theta200和f - theta500的像質評價和研製結果，所研製的f - theta鏡頭具有工作面積大、結構簡單緊湊、加工成本較低、聚焦性能達到衍射極限、工作面上相對照度分佈均勻、能量集中度高和畸變小等優點。
  19. Dosimetry uniformity in products irradiated stationarily by a single plate 60co source

    單板源堆碼輻照劑量不均勻度分析
  20. The paper also proposed a new method based on dynamic image process for multi - bubble image with complex background. since this method can automatically pick up background bubble, it promotes the bubble image identity efficiency caused by noise brought by unstable or un - uniform light, scrapes on glass surface, bead and other reasons

    摘要對于有復雜背景的多氣泡圖像，本文提出了一種基於動態圖像處理的新方法，該方法能自動地提取出背景圖像，一定程度上解決了光源不穩定、光照不均勻、玻璃壁面有劃痕、水珠等原因帶來的噪聲致使氣泡圖像難以識別的問題。
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