漫反射度 的英文怎麼說
中文拼音 [mànfǎnshèdù]
漫反射度
英文
diffuse reflectance-
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。Combining the generating method of molecular reflective thermal velocities according to diffuse reflection model, an algorithm named as inverse temperature sampling ( its ) is developed, which enables to evaluate the molecular reflective characteristic temperature from the molecular incident energy and the boundary heat flux
在此基礎上，通過結合壁面漫反射模型下分子反射速度的抽樣方法，發展了一種從邊界熱流求得與壁面碰撞分子的平均反射特徵溫度的逆溫度抽樣演算法。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With the tom set up vertically, sound waves hit the floor and bounce back into the bottom head. angling a tom slightly causes sound waves to scatter, and diffuses them
落地桶鼓垂直擺放，聲波碰到地板反射回底鼓皮。輕微調節落地桶鼓的擺放角度使聲波散射和漫反射。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, board and pulps. use of the perfect reflecting diffuser as ultimate reference in the measurement of brightness and diffuse reflectance factor
紙紙板和紙漿.在光澤度和漫反射因數測量中作為最高基準的全反射擴散器的應用By means of hierarchical original environment map the filtering algorithm of diffuse map was improved and accelerated
通過對原始光照環境貼圖進行分級，改進了原有計算漫反射貼圖的濾波演算法，提高了運算速度。Paper and board - determination of opacity paper backing - diffuse reflectance method
紙張和紙板.不透明度紙基的測定.漫反射率法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 spectral irradiance response of solar ultraviolet spectrum monitor is obtained
採用漫反射板方法標定了太陽紫外光譜監視器的光譜輻亮度。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With the basis of the theory and numerical solution of ideal lambert diffuse model on shape from shading, the image irradiance equation based on improved illumination model is derived, thereby the fact is disclosed that the question of reconstruction from a single gray image is how to solve a nonlinear partial differential equation
在針對理想朗伯漫反射模型所提出的由單幅灰度圖像重構曲面的理論和計算方法基礎上，導出了基於改進光照模型的單幅灰度圖像光照度方程，揭示出基於單幅灰度圖像的曲面重構問題實質是一個非線性偏微分方程的求解問題。分享友人