點光源 的英文怎麼說

中文拼音 [diǎnguāngyuán]
點光源 英文
pointolite; point lamp; point light source; point-source of light點光源燈 point-source light
  • 點 : Ⅰ名詞1 （液體的小滴） drop （of liquid） 2 （細小的痕跡） spot; dot; speck 3 （漢字的筆畫「、」）...
  • 光 : Ⅰ名詞1 （照耀在物體上、使人能看見物體的一種物質） light; ray 2 （景物） scenery 3 （光彩; 榮譽） ...
  • 源 : 名詞1. （水流起頭的地方） source （of a river）; fountainhead 2. （來源） source; cause 3. （姓氏） a surname
  1. In actual practice a brighter image is obtained by using a broad, rather than a point, source along with a substage condenser.

    在實際工作中，不是用點光源而是用一個擴展光源加一個臺下聚光鏡以得到一個較亮的象。
  2. 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。
  3. Kohler illumination was used in proximity lithography, and a fly ' s eye lens was adopted to form multi - point source in order to uniform the light intensity on the mask plane

    摘要接近式光刻中一般採用柯勒照明系統，並採用蠅眼透鏡形成多點光源均勻掩模面的光場分佈。
  4. The axd series is a group of high - brightness point light sources having a continuous spectrum similar to that of the sunlight

    短弧氙燈:該產品是一種高亮度的點光源，具有像陽光一樣的連續光譜。
  5. Consider first a light wave spreading out from a point source.

    首先考慮一個點光源發出的光波。
  6. Point light : this light has position and color

    點光源：它具有位置及顏色。
  7. A good example of point light is your light bulb

    點光源一個好的例子是你家裡的電燈泡。
  8. Shows how to make moving directional and point lights

    演示如何製作移動定向光源和點光源。
  9. Point and spot lighting usually have attenuation coefficients

    點光源、聚光燈通常具有衰減系數。
  10. Simulation of two point sources interference phenomenon based on matlab

    的雙點光源干涉現象的模擬
  11. Two types of light sources will be considered : directional and point lights

    兩種類型的光照我們將要考慮：方向光和點光源。
  12. Shows how to, using fixed point math, make moving directional and point lights

    演示如何使用定點演算法製作移動的定向光源和點光源。
  13. We will be discussing only point lights and the diffuse lighting model in this document

    在此文中，我們僅會正討論點光源及漫射光照模型。
  14. Experimental results and simulations show that the fringe spacing of the psf is narrow down with the increasing of and l

    實驗和模擬結果表明，點擴散函數的條紋間距隨錐鏡夾角增大而變窄，隨點光源距透鏡距離的增大而變窄。
  15. We take advantage of the method of trying and supposing to finish the experiment. for example, we firstly compute the number of the led regarding perfect situation, then finish the experiment and rectify the numerical value. for another example, we firstly compute the resistance under the desiring situation, secondly choose appropriate resistances according to the debug result

    在試驗過程中，採用了假設法，在光源強度的選擇中，首先將led看作理想點光源，然後對其光路進行分析，計算出led需要的個數，最後在試驗中對結果進行修正;在確定光源驅動電路電阻時，也是考慮各種器件都工作在理想狀態下，然後計算出其值，最後在調試的過程中對其進行修改。
  16. After the comparing the simulation results with the theoretic results under the three followed condition : a point light source on the parabola reflector focus, a point light on the ellipsoid reflector focus and a point light source before the parabola reflector focus, a conclusion is gotten that the two results are generally accordant, the accuracy of the simulation software reach the engineering requirements and the computational simulation software of photometric characteristics of headlamp of motor vehicles can guide the design of the headlamp reflectors

    比較了點光源位於拋物面反射器和橢球面反射器焦點的情況和點光源偏離拋物面焦點的情況下照度的理論計算結果和採用本文的照度模擬計算結果，其模擬計算結果和理論計算結果基本相符，能滿足工程上的要求，說明模擬計算軟體對前照燈的反射鏡的設計具有很好的指導意義。
  17. 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。
  18. Presented four methods of laser collimation, realized 3 of them with the software of zemax, and meted the requirement of the system design ; 3. realized the laser beam expanding from point - laser to line - laser wide enough to cover the flange trackside ; 4. after image grabbing and processing, picked up the profile of the train wheel

    作者獨立完成的工作包括： 1 、提出了曲面測量的光學系統的整體方案； 2 、提出了四種激光擴束的方案，用光學設計軟體zemax完成了其中三種的設計；經過像差分析和追跡，達到了準直擴束的要求； 3 、點光源到線光源的單方向擴展，達到了覆蓋輪緣踏面的要求； 4 、通過實驗採集圖像和圖像處理，提取出被測輪緣的輪廓。
  19. In some fields of point light module and flat panel module, we have achieved the leading performance in brightness and energy consumption with the lowest manufacturing cost

    在點光源和平面光源的領域里，我們達到了主導亮度性能並以最低的製造費用創造消耗最少的能源。
  20. Based on the principle of light - pen mode non - track three dimensional coordinate measuring technology, the paper uses psd as the photoelectric receiver and point light modulated by frequency to measure coordinates

    本文通過對光筆式無導軌三坐標測量的研究、提出了以psd （ positionsensitivedetectors ，位置檢測傳感器）作為光電接收傳感器，用高頻調制光作為點光源，進行位置坐標測量的新思路，以提高整機的精度。
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