漫反射光 的英文怎麼說
中文拼音 [mànfǎnshèguāng]
漫反射光
英文
bounce light- 漫 : Ⅰ動詞(水滿外流) overflow; flood; brim over; inundate Ⅱ形容詞1 (到處都是; 遍) all over the pla...
- 反 : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
- 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) ...
- 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) ...
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Research on real - time measuring system about position posture of motional object with four beams of laser and position sensitive detector
非合作目標相位式激光測距中目標漫反射特性的實驗研究The identification of different panax ginseng seeds by nirs
近紅外漫反射光譜法用於不同人參種子的鑒別Cable choice of the beam penetration or diffuse reflectance
可選擇的光束穿透或漫反射光纜Based on the analysis of the effect on the maximum range of the equation ' s each parameter and the traditional method of extinction ratio, the noncooperative regulable attenuation - measure the minimum detectable power of laser altimeter on the condition of constant miss probability by attenuating the laser power transmitting to the diffuse reflected simulant target - was put forward
在傳統的消光系數法基礎上,根據對月測距方程各系數的影響權重分析,提出了非合作目標可調衰減法,即:通過對漫反射模擬目標,衰減出射激光功率,在一定的漏警概率條件下測量激光高度計的最小可探測功率。On the basis of theories of physics, geometrical optics and photometry, the optical properties of collimated light beam incident upon single fiber perpendicular to the fiber axis are studied. by exploring the behaviors of reflected light and transmitted light from single fiber, the distribution of the light is described and the proportionalities between the intensity of the reflected, transmitted and scatered light are obtained respectively, and the different laws governing the intensity of diffused light and transmitted light from single fiber between near and far field are discussed. experiments demonstrate that the decrease of projecting light in far field is in direct proportion for the increase of fiber diameter, which serves as the theoretical basis for a series optics equations, as well as for the designment for photoelectric deviccs for detecting fibers
結合物理學的基本原理和幾何光學的基本規律以及光度學的基礎理論等三方面,研究了單纖維在平行均勻光束垂軸入射時的光學性質.分析了單纖維反光和透光的特徵,光強分佈及反射光、透射光和散射光的相對大小;討論了在近場和遠場條件下,漫反射光和透射光光強的不同規律;通過實驗驗證了遠場時,纖維的漫射光強度與纖維直徑成正比的關系As we known that the laser pulse energy will be attenuated in the turbid media and the pulse shape will be changed by scattering and absorption. besides, the ultra short laser pulse will be widened by the diffusive scattering
由於超短脈沖激光在混濁介質中傳輸時,將因漫散射而使脈沖展寬,因此漫反射、漫透射光中必然含有介質光學特徵的信息。In the section 2, firstly based on the diffusion approximation theory, the temporal characteristics of the reflectance and the transmittance were theoretically analyzed in turbid tissues ; secondly, the curves were simulated that the intensity and the pulse shape of the time resolved reflectance and transmittance versus the absorption a, the scattering s and the anisotropy coefficient g in two different boundary conditions : semi - infinite turbid media and homogeneous slab ; at last, the optical properties can be derived from the curves ; in the section 3, the conditions of ultra short laser pulses of different pulse - width and shapes has been theoretical analyzed and calculated, besides, the simulated the curves of the intensity and pulse shapes of the reflectance and transmittance in a homogeneous slab are obtained for use and future studying
第二章中首先根據漫射近似理論對超短脈沖在以生物組織為典型的混濁介質中傳輸進行了理論分析,然後對兩種邊界條件下產生的漫反射、漫透射光脈沖強度和形狀隨各光學特性參數的變化情況進行了數值模擬,最後得到了混濁介質的光學特性參數與漫反射、透射脈沖強度與形狀的關系曲線。第三章對不同形狀和脈寬的脈沖光源入射到混濁介質中產生的漫反射、漫透射脈沖的強度和形狀進行了理論分析和數值模擬,並將高斯脈沖與方波脈沖情況進行了對比,得到了各種情況的漫反射、漫透射脈沖強度、形狀與各光學特性參數的關系曲線,這對從分析脈沖形狀中提取介質的光學特性參數的信息有重要的意義。The various medium parameters have different influence on the reflection of the laser pulse. based on the diffusion approximation theory, the boundary condition of semi - infinite homogeneous media, the influence of the absorption a, the scattering s and the anisotropy coefficient g on the ultra short laser pulse of different pulse - width and shapes has been researched
論文對超短脈沖在混濁介質中的傳輸進行了理論分析和數值模擬,並在不同脈寬的高斯脈沖和方波脈沖入射到混濁介質的漫反射、漫透射脈沖強度和形狀進行了理論分析和數值模擬,得到了它們與各光學特性參數的關系曲線。Quantitative tests for sugar content and total acidity of pears were carried out by this system and the relationship between the fruit reflectance and internal quality indices were obtained by using partial least squares calibration techniques
利用該系統對不同採收期雪青梨糖度和總酸度進行了自動檢測試驗並結合多元校正演算法偏最小二乘法,建立了雪青梨漫反射光譜與其內部糖度、酸度的相關關系。Fvisar ( fiber velocity interferometer system for any reflector ) which is made up of fiber can measure the velocity for any reflector without touching. it is widely used in the velocity measurement, especially in the field of material impact characteristics researching
全光纖速度干涉系統( fibervelocityinterferometersystemforanyreflector : fvisar )是一種以光纖為框架、非接觸測量任意漫反射面速度的干涉儀。This paper realized the aumotic detection of assembling angle position of intravenous needles by image technology. during the study, this paper designed light with a piece of white paper and halogen lamp to take the images of intravenous needles ; analyzed in detail hu moment invariants of digital image, amended i7 and chose i1 ~ i5 and amended i7 as eigenvector groups ; put forward a method of angle recognition based hu moment invariants ; the methods above were employed by vc + +, and a prototype system of software is compiled
在輸液針的角度識別的研究過程中,用鹵素燈和白紙構建了一個漫反射體作為輸液針圖像獲取理想的光源;分析了矩不變量的不變性,修正了矩不變量i _ 7 ,選用了i _ 1 i _ 5和修正後的i _ 7來提取輸液針圖像的特徵;針對輸液針圖像的特點,提出了一種基於矩不變量的角度識別方法;在開發平臺vc + + 6 . 0上編寫了一個輸液針角度識別的軟體原型系統,實現了其演算法。Paper and board tests. assessment of the contribution of fluorescence in the measurement of the diffuse blue reflectance factor
紙張和紙板試驗.評估螢光在測量藍色漫反射系數時的作用Study on fourier transform infrared reflection spectrum of bioactive glasses
生物活性玻璃的紅外漫反射光譜研究Classifying ginseng according to near infrared diffuse reflection spectrum
近紅外漫反射光譜法對吉林人參的分類探討Standard lamp and diffusers are very important calibration elements, in chapter three, first uv and vuv radiometric standard for calibration are introduced. then the fabrication and characteristics of baso4 diffuser and alminium diffuser are researched, the baso4 diffuser ' s hemispheric reflectance and bi - directional reflectance distribution function were measured and compared with lambtian surface, and the deviation from that of lambtian surface is given. in the experiment, al diffuser ' s brdf is researched, obtain the change of spectral characteristic of al diffuser, compare al diffuser ' s brdf before and after coated with al + mgf2, and different al diffusers with different surface roughness
鋁漫反射板作為一個漫反射光學元件安裝在太陽紫外光譜監視器的入射狹縫前,太陽紫外光譜監視器在軌測量時,太陽輻射入射到鋁漫反射板后進入入射狹縫,光譜輻照度的角度是變化的,本章測量了鋁漫反射的相對雙向反射分佈函數,研究了鍍膜( al + mgf _ 2 )前後光譜反射率的變化,漫反射的光譜特性及漫反射板表面粗糙度對相對雙向反射分佈函數的影響,使得測量數據反演成為可能。The application research of ft - nir spectra by means of partial least square
傅立葉近紅外漫反射光譜的偏最小二乘法應用研究The methods of automatic measurement of intact fruit internal quality were investigated based on fourier transform near - infrared spectroscopy, and the system was also developed
摘要基於傅里葉變換近紅外漫反射光譜技術探討了水果內部品質快速自動檢測的新方法。In order to test the prediction feasibility of total sugar, total nitrogen, nicotine, potassium and chlorine content in tobacco sheet, predictive models were established by partial least square ( pls ) technique, based on the data of nir diffuse reflective spectrum and determined chemical results of 250 tobacco sheet samples
摘要為了研究近紅外光譜分析技術預測煙草薄片中的總糖、總氮、煙堿、鉀和氯含量的可行性,本文以250個具有代表性的煙草薄片樣品的近紅外漫反射光譜數據和它們相時應化學測定數據為基礎,通過偏最小二乘回歸法( pls )建立了以上5種成分的近紅外分析模型,並對模型的預測效果進行了評價。Diffuse reflection light sensor can also adjust the sensitivity for 111, 400
可通過漫反射光線進行感測並可調整靈敏度,消Sensing range of 6 to 6 - 3 4 " diffuse reflection light sensor can also adjust the sensitivity for 111, 400
感測范圍達6至6 - 3 4 " 2m可通過漫反射光線進行感測並可調整靈敏度,消分享友人