中英
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diffusion approximation中文是什么意思
- 中文翻譯
- 造句
- 擴(kuò)散近似法
- diffusion n. 1.散布，發(fā)散。 2.傳播，普及。 3.冗長。 4 ...
- approximation n. 1.接近；近似。 2.【數(shù)學(xué)】近似值。 3.概算， ...
- age diffusion approximation 年齡擴(kuò)散近似
- approximation n. 1.接近；近似。 2.【數(shù)學(xué)】近似值。 3.概算，略計(jì)。 successive approximations 逐次近似計(jì)算法。 be a very close approximation to 很接近于…。
- approximation approximation 近似，逼近
- diffusion n. 1.散布，發(fā)散。 2.傳播，普及。 3.冗長。 4.【化學(xué)】滲濾。 5.【物理學(xué)】擴(kuò)散，漫射。 the diffusion of knowledge 知識的傳播。 diffusion of speech 演說的冗長。 diffusion of light 光線的漫射。
- in diffusion 向內(nèi)擴(kuò)散
- acoustic approximation 聲學(xué)近似
- adiabatic approximation 絕熱近似法
- allowable approximation 容許近似值
- alternative approximation 交互近似法
- analog approximation 模擬近似
- analytical approximation 解析近似
- approx approximation 近似.略計(jì)
- approximation algorithm 近似算法
- approximation algorithms 第三十五章 近似算法
- approximation and correction 近似與校正
- approximation andcorrectionon 近似與校正
- approximation by excess 過剩逼近
- approximation by polynomial 多項(xiàng)式逼近
- approximation calculus 近似計(jì)算
- approximation coefficient 近似系數(shù)
- approximation conditioning 近似條件作用
- approximation curve 近似曲線
- approximation error 逼近誤差; 近擬誤差; 近似誤差
- Diffusion approximation for a re - entrant network under the priority service discipline
一類重入型網(wǎng)絡(luò)在優(yōu)先服務(wù)原則下的擴(kuò)散近似 - Validity of the diffusion approximation in determining the optical properties of biological
漫射近似在測量生物組織光學(xué)性質(zhì)中的適用范圍 - Using the method of stochastic analysis , we demonstrate c - tightness of the scaled queue length processes and derive a sufficient condition for the existence of the diffusion approximation under a general priority service discipline
在優(yōu)先服務(wù)原則下，給出了這類網(wǎng)絡(luò)的標(biāo)準(zhǔn)化隊(duì)長過程擴(kuò)散近似存在的充分條件。 - 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(jù)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(zhì)中傳輸進(jìn)行了理論分析，然后對兩種邊界條件下產(chǎn)生的漫反射、漫透射光脈沖強(qiáng)度和形狀隨各光學(xué)特性參數(shù)的變化情況進(jìn)行了數(shù)值模擬，最后得到了混濁介質(zhì)的光學(xué)特性參數(shù)與漫反射、透射脈沖強(qiáng)度與形狀的關(guān)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(zhì)中產(chǎn)生的漫反射、漫透射脈沖的強(qiáng)度和形狀進(jìn)行了理論分析和數(shù)值模擬，并將高斯脈沖與方波脈沖情況進(jìn)行了對比，得到了各種情況的漫反射、漫透射脈沖強(qiáng)度、形狀與各光學(xué)特性參數(shù)的關(guān)系曲線，這對從分析脈沖形狀中提取介質(zhì)的光學(xué)特性參數(shù)的信息有重要的意義。 - Then the model is simplified , the theory of martingale , simulation , and diffusion approximations are discussed firstly . these methods are applied in the model . then get some useful results , so we can estimate the upper bound for the ruin probability and the approximation of the finite time ruin probability
并詳細(xì)的討論了模型有限時(shí)間內(nèi)破產(chǎn)概率和最終破產(chǎn)概率的估計(jì)，應(yīng)用隨機(jī)過程序列弱收斂，鞅以及隨機(jī)模擬等理論，得出一些有意義的結(jié)果? ?在有限時(shí)間內(nèi)破產(chǎn)概率的逼近表達(dá)式；最終破產(chǎn)概率的上界和有限時(shí)間內(nèi)破產(chǎn)概率上界；有限時(shí)間內(nèi)破產(chǎn)概率的隨機(jī)模擬算法；并得到最終破產(chǎn)概率滿足的泛函方程。 - 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(zhì)中的傳輸進(jìn)行了理論分析和數(shù)值模擬，并在不同脈寬的高斯脈沖和方波脈沖入射到混濁介質(zhì)的漫反射、漫透射脈沖強(qiáng)度和形狀進(jìn)行了理論分析和數(shù)值模擬，得到了它們與各光學(xué)特性參數(shù)的關(guān)系曲線。
- diffusion approximationとは意味：拡散近似｛かくさん きんじ｝
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