相干光源 的英文怎麼說

中文拼音 [xiānggānguāngyuán]
相干光源 英文
coherent light sources
  • 相 : 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...
  • 干 : 干Ⅰ名詞1 （事物的主體或 重要部分） trunk; main part 2 （幹部的簡稱） short for cadre Ⅱ動詞1 （做...
  • 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
  • 相干 : 1 （多用於否定句或疑問句） have to do with; be concerned with 2 [物理學] coherent; 相干散射 coher...
  1. Keep in mind that each source point on the extended source is incoherent with respect to the others.

    要記住，擴展光源上各個點之間彼此都是不相干的。
  2. In the first part of this thesis, the reasons of develop led biology light source have been discussed from the effects of non - concern homochromy light on cells, the mechanisms and non - resonance characters of photobiomodulation on cells, the biological information model of photobiomodulation ( bimp ) of low intensity laser ( lil ) proposed by professor liu tcy

    論文的第一章，首先從非相干單色光的細胞生物效應、光生物調節作用機理、光生物調節中非共振作用的特徵、以及生物信息模型（ bimp ）等幾方面，論述和確立了研製led生物光源的理論依據。
  3. Some phenomena were observed when the hgcdte ( pc, pv ) detectors were irradiated by off - band cw co _ ( 2 ) laser which are much different from that when irradiated by in - band light. the irradiation of the off - band light can have a very strong disturbing effect on the detectors. a one - dimensional model is employed to do some work of qualitative and quantitative analysis for the experimental results

    以波長為10 . 6 m的co _ 2激光為光源，進行hgcdte （ pc 、 pv ）光電探測器的激光輻照實驗研究，發現探測器對于波段外輻照激光的響應與其對波段內輻照激光的響應大不相同，這種波段外激光的輻照足以對探測器造成很強的干擾。
  4. Therefore, the three fundamentals required to obtain high precise measurements are : 1 ) frequency stability and frequency difference stability of the double - frequency laser source as well as the stable equivalent length of bore ; 2 ) the measuring beam and the reference beam are placed very co - axially ; 3 ) capability of recording the sub - division of the period of phase change and a reversible counter system

    因而干涉儀系統達到高精度的基礎是：頻率及頻差穩定的雙頻激光源、穩定的等效腔長；測量光與參考光合光後有很高同軸度的光路結構；能可靠記錄相位差變化周期數的細分及可逆計數系統三部分。
  5. Fiber - optic fabry - perot sensor is a kind of high precision interferometric fiber - optic sensor, so this kind of sensor has a bright future. this sensor can be classified into 3 kinds of sensors by their demodulation device. these are intensity modulation / demodulation fiber - optic fabry - perot sensor, phase modulation / demodulation fiber - optic fabry - perot sensor and white - light interferometer modulation / demodulation fiber - optic fabry - perot sensor

    按照信號解調裝置的不同該種傳感器可分為三類：強度調制解調型、相位調制解調型和白光干涉儀調制解調型光纖fp傳感器，其中后兩種採用寬光譜光源，是白光干涉型光纖fp傳感器。
  6. The third chapter is experiment analyses of multi - aperture transient electromagnetic method, it analyzes multi - aperture transient method in theory and discusses radiation direction characteristic of first field by means phased array theory and integrating result of experiment contrast. according to kinematics character it also brings forward similar interference concept and analyzes reason of similar interference phenomenon, it gained footing between similar interference item and depth on the base of it and experiment formula

    藉助于相控陣原理的思想，結合模擬實驗觀測值對比結果，對多孔徑tem方法進行模型分析，詳細討論了多孔徑一次場的輻射方向特性，利用光波的運動學特徵提出類相干的概念，分析了多孔徑tem輻射源存在類相干現象，推導出類相干實驗公式，並得出類相干項與多孔徑框邊長以及埋深的關系表達式和。
  7. Different with the traditional ifog, light beams within mz - ifog transmit along the forward direction, which avoid the kerr effect noise and the interferometric noises brought by the backward scattering and reflecting light. mz - ifog also gains a high using efficiency of light source and a strong output signal. the principle of mz - ifog is analyzed

    與傳統sagnac干涉式光纖陀螺不同，此光纖陀螺結構簡單，兩路光信號採用前向傳輸，避免了後向傳輸光對光源的影響，也避免了後向散射、反射光帶來的相干噪聲以及光學kerr效應噪聲，光功率利用率高，輸出光功率大。
  8. It can provide higher speed and alleviate the spectral degradation which usually goes with the existing algorithms, as well as constrain speckle noise of radar images. in respect of image fusion algorithm, the fusion rules and operators are essential. a new set of fusion rules and corresponding operators are given in this thesis

    實驗證明，在融合源圖象特性差異較大的情況下，該演算法與已有的基於小波分析的遙感圖象融合演算法相比較性能更優，具有運算速度快、減少光譜退化的特點，並能在一定程度上抑制相干斑噪聲。
  9. Because mz interferometric optical fiber gyroscope has bigger nonreciprocal phase, the system thermal stability, polarization noise and the error caused by the fluctuation of light source is particular analysed, some effective methods is proposed such as : using the " quasi - white - light " interferometry and the fiber polish technology accurately to control the fiber length, using depolarization light to minish the polarization error, and using temperature control, optical power control and depolarizer to stabilize the output of the light source

    結合mz干涉式光纖陀螺的存在較大非互易相移的特點，著重從其溫度穩定性、偏振噪聲以及光源波動引起的誤差三個方面分析了抑制噪聲、提高檢測精度的方法，提出了：採用「準白光」干涉測量法結合光纖研磨技術精確控制光纖長度差的辦法；採用非偏振光源抑制偏振噪聲的方法；採用溫度控制、功率控制以及消偏器實現穩定化陀螺光源的方法。
  10. In this paper a kind of interferometric optical fiber gyroscopes based on mach - zehnder interferometric principle is proposed. the signals of this novel optical fiber gyroscope transmit along the positive direction, which avoid the interferometric noise, causing by the negative - directional scattering light and reflecting light, and the kerr effect noise. in this novel optical fiber gyroscope the light power ' s utilization efficiency is high, the output signal is strong

    本文提出一種基於mz干涉原理的干涉式光纖陀螺，該種光纖陀螺的光信號採用正向傳輸，避免了後向傳輸光對光源的影響，也避免後向散射、反射光帶來的相干噪聲以及光學kerr效應噪聲，光功率利用率高，輸出光信號大。
  11. According to the principle of correlation detection, an automatic measurement system for extinction ratio of polarizer consisted of monochromator and dsp lock - in amplifier and compurer is designed not only to eliminate the influence on measurement accuracy caused by drift of intensity of light source but also to obatain approximate extinction spectrum

    摘要基於相干檢測原理設計了一套由單色儀、數字鎖相放大器和計算機聯合使用的透射式偏光鏡消光比智能化測試實驗系統，採用雙頻雙光路分光單探測器接收鎖相放大器分離信號比對法進行源補償測量，克服了光源光強漂移所帶來的影響；實現了可見光區消光比的精確自動測量，而且可以測得近似的消光光譜。
  12. The form of the psf has been deduced according to the fresnel diffraction, and it has been analyzed that the frings density of the psf depends on the axicon ' s refracting angle and the distance l between the point light source to lens l2

    利用菲涅耳衍射理論，推導出相干光照明下無衍射系統的點擴散函數（ psf ）的形式，並分析出點擴散函數的條紋疏密與錐鏡的夾角和點光源的位置有關。
  13. From the geometric limit of light source, the paper discusses the arrangement for geometric size of non - coherent light source which affects the visibility of coherent pattern and gives the essential of the spatial coherence

    摘要從普通光源線度的幾何約束出發，較詳細地討論了非相干光源線度及其干涉裝置參數的設定對其干涉效果（視見度）的影響，進一步論述了空間相干性的物理本質。
  14. The main results and creative points in the dissertation were as follows : a ) by means of studying on the fiber - optic hydrophones ’ tdm array based on phase generated carrier ( pgc ) demodulation with laser frequency modulation, the mathematic models were set up, used for theoretical analyses of noncoherent crosstalks in the system using low coherent laser and coherent crosstalks in the system using high coherent laser. the formulas calculating crosstalks were given, and the method measuring crosstalks was shown definitely

    本論文的主要研究結果和創新在於: 1 、通過對基於光頻調制pgc （相位生成載波）解調光纖水聽器時分復用系統的研究，針對低相干光源的串擾強度迭加和高相干光源串擾的相干迭加，建立了理論分析的數學模型，得出了計算串擾的公式，明確了測試系統串擾的方法。
  15. Measurement and assessment of personal exposures to incoherent optical radiation - part 1 : ultraviolet radiation emitted by artificial sources in the workplace

    非相干光輻射下個人輻照量的測量和評估.第1部分:工作地點內人工光源發出的紫外線輻射
  16. Measurement and assessment of personal exposures to incoherent optical radiation - part 2 : visible and infrared radiation emitted by artificial sources in the workplace

    非相干光輻射下個人輻照量的測量和評估.第2部分:工作地點內人工光源發出的可見和紅外輻射
  17. This thesis describes a all fiber optic accelerometer based on t - g double beam interferometer, the whole system include a coherent source whose wavelength is 1310nm, a flexural optic fiber disk act as sensing unit, photodetector, piezoelectric ceramic act as a phase modulator and signal processing circuit. the all fiber optic accelerometer described in the paper has many desirable engineering features which include : broad frequency response ; high sensitivity to measurands ; antielectromagnetic interference and small size

    本課題研究的是一種基於泰曼-格林（ t - g ）雙光束干涉儀原理的光纖加速度計，系統主要包括：中心波長為1 . 31 m的ld相干光源、起傳感作用的光纖柔性盤、光探測器（ pin ） 、相位調制用的壓電陶瓷以及信號處理系統。
  18. Employing multi - mode fiber to form partially coherent light source for atmospheric optical communication

    多模光纖產生用於大氣光通信的部分相干光源
  19. It proves that the laser diode driver designed in this paper can work under our satisfaction and it can be applied in vision system of robots as a very good interfered light source

    該半導體激光器驅動電源可以提供一種非常穩定的高質量的相干光源，在機器人視覺系統、通信以及測量等領域將會得到廣泛的應用。
  20. The experimental results show that coherent light is unnecessary, the dynamic characteristic is good and the structure is compact. it is insensitive to temperature, pressure and electromagnetic disturbance and there is no special requirement for the object. it is suitable for industrial online measurement and promising in the future application

    實驗表明，該位移傳感器不需使用相干光源、動態特性好、結構緊湊、不受溫度、壓力、電磁干擾等外界環境的影響，對被測物體也無特殊要求，適用於工業現場測量，有著很好的應用前景。
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