漫射系數 的英文怎麼說
中文拼音 [mànshèxìshǔ]
漫射系數
英文
diffusing coefficient-
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。Standard test method for measurement of the luminance coefficient under diffuse illumination of pavement marking materials using a portable reflectometer
用便攜式反射計測量路面標記材料在漫射照明時發光系數的標準試驗方法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。Consequencely, the analysis and assessment system of the operating state of the concrete dam was developed under the ansys development environment, and the back - analysis and the prediction of the parameters of the dam system have been done according to the operating observed data. the research work involves several aspects as follows : 1 ) a back - analysis model including the prior information and a predictive model of nonlinear time series were established ; 2 ) the analysis and assessment system of the operating state of the concrete dam was developed under the ansys development environment, in which the analysis module of the loading effects, the back - analysis module, the forecasting module of the physical parameters and the assessment module of the operating state were contained ; 3 ) according to the operating observed data, the operating state of the dam was assessed and predicted with the analysis system of the operating state, the results suggested that the dam is in basically normal operation at present
具體工作有以下幾方面: 1 )收集整理漫灣水電站大壩運行監測資料,並對其進行了系統分析,從觀測資料本身直觀的分析了大壩的運行狀況; 2 )總結位移反分析的理論及方法,建立了考慮先驗信息多介質位移反分析模型,基於神經網路非線性映射功能,建立了神經網路時間序列預測模型; 3 )以ansys軟體為平臺,開發了漫灣水電站砼重力壩運行狀態評價模塊,結合荷載效應分析、參數反演分析、參數預測分析三個模塊組成漫灣水電站砼重力壩運行狀態分析系統;實現了對漫灣水電站運行狀態的動態「反演-預測」分析; 4 )利用漫灣水電站砼重力壩運行狀態分析系統,在漫灣大壩實測資料分析、大壩砼特性參數反分析、大壩砼彈性模量衰變規律及預測分析的基礎上,系統的分析並預測了大壩運行狀態。Paper and board tests. measurement of diffuse reflectance factor. general principles
紙張和紙板試驗.漫反射系數測量.一般原理Iso paper, board and pulps - measurement of diffuse blue reflectance factor iso brightness
紙張紙板和紙漿.藍色漫反射系數的測量Paper and board tests. measurement of diffuse blue reflectance factor of paper and board
紙張和紙板試驗.紙張和紙板藍色漫反射系數測量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Methods for determining optical properties of pulp, paper and board - measurement of diffuse reflectance factor of paper, board and pulps
紙漿紙及紙板光學特性測定方法.第1部分:漫反射系數測量The stan - holder is a convenient accessory option for keeping the standard in place during measurements. stan - holder is available for $ 75
Holder是一個方便的用於在測量中固定標準漫反射系數測量儀的附件,其價格為$ 75 。Later the characteristics of sea - surface reflected ( including specular and diffuse ) coefficients are investigated as well as the origin of multi - path effects
再研究了海面反射(包括鏡面反射與漫反射)系數的特性,影響多徑效應的因素等。Moreover, multiple frequency stimulation method can increase consumption of ic obviously and surface diffuse reflection method can improve surface emission coefficient of ic availably
混和信號激勵法能明顯增大三極體放大電路耗散功率,特別是第一級耗散功率;增頻激勵法能有效提高ic耗散功率;表面漫射法能有效增大元器件的發射系數。分享友人