选用扩散模型。
The diffusion model of continuous point sources on the ground is established.
建立了地面连续点源扩散模式。
Experimental results can be reasonably explained by "surface diffusion model".
该实验结果可通过“表面扩散模型”得到合理解释。
The problem of pricing exchange options in a jump-diffusion model is considered.
考虑跳扩散模型中交换期权的定价问题。
In this paper we consider the following drift-diffusion model with nonlinear mobility.
研究了一类带有非线性迁移率的漂移-扩散模型的混合边值问题。
This paper puts forward a new edge-directed enhancing based anisotropic diffusion model.
本文提出了一个新的边缘定向增强扩散模型。
The asymptotic behavior of the drift diffusion model for semiconductor devices is studied.
研究半导体器件的漂移-扩散模型方程解的渐近性。
Integration of GIS and air pollution diffusion model has already become an important trend.
大气扩散模型与GIS整合是当前的重要发展趋势。
The technical diffusion field varies with the influence factors as shown in technical diffusion model.
在技术扩散场中，随影响因素的变化，技术扩散的规律遵循技术扩散状态模型。
The transient behavior in approaching to quasi-stationary state for fissioning systems is studied by diffusion model.
本文采用扩散模型来讨论核裂变中的瞬态过程。
It is assumed that the chemical reactions proceed at finite rate, a binary diffusion model is used for nonequilibrium diffusion.
认为化学反应的速率是有限的，非平衡扩散采用双组元扩散模型。
The main purpose of this article is to solve European option pricing and hedging in a jump-diffusion model in financial mathematics.
本文的主要目的是解决金融数学中标的资产带跳的欧式期权的定价问题和套期保值。
Based on these achievements, especially on time-varying behavior of viscosity of grouts, the author develops a grout diffusion model.
基于以上试验研究成果，尤其是粘度时变性规律，建立了稳定性浆液注浆扩散模型。
The influences of parameters of a photovoltaic detector on its photovoltaic behavior were studied based on improved drift-diffusion model.
基于改进的漂移-扩散模型研究了光伏型光电探测器的材料参数对其光电特性的影响。
By analyzing the photochemical process of PMMA (PQ) photopolymer materials in detail, we present a non-local diffusion model in this thesis.
本文通过光化学产物分析了PM MA (PQ)材料的光反应过程，建立了适用于该材料的非局域扩散模型。
The effect of the stochastic field on the degenerate four-wave mixing signal intensity hag been studied basing on the phase-diffusion model.
本文在相位扩散模型的基础上，研究了随机场对简并四波混频输出强度的影响。
A modified free - volume diffusion model for binary aqueous mixtures in pervaporation was developed on the basis of free -volume diffusion theory.
在自由体积扩散理论的基础上，提出了渗透蒸发过程中二元水溶液在聚合物膜中扩散的修正自由体积模型。
With dispersed triplex evaporation and diffusion model and moisture transfer equation, process of evaporation and diffusion in a basin is simulated.
采用分散式的三层蒸散发模型和水分传递方程，模拟流域蒸散发过程。
The evolving law of density during the diffusion of traffic platoon at signal? intersection is researched, and right density diffusion model is got.
进而研究车队散布中的密度变化规律，提出正确的密度散布模型。
This paper presents an effective guideline to verify the diffusion model in air environment capacity, and discusses the measures to meet the targets.
提出了空气环境容量核定中扩散模型验证的有效指标，简述了满足指标应当采取的措施。
The uniqueness problem of the weak solutions of the time dependent drift diffusion model for semiconductor equation with avalanche term is considered.
研究带雪崩项的半导体漂移-扩散模型方程弱解的惟一性问题。
Furthermore, the service life of CRC structures in chloride environment was evaluated theoretically by adopting the chloride diffusion model in concrete.
此外，基于现有混凝土氯离子扩散模型对CRC结构在氯离子环境下的使用寿命进行了理论评估。
Based on the actual environmental assessment, several methods on how to select parameters in the atmosphere diffusion model of point source are presented.
就实际环评工作中点源大气扩散模式计算参数选取的有关问题提出了一些新的看法。
The aim of this paper is to study the solution and diffusion behavior of small-molecule solvent in polymer membrane based on the solution-diffusion model.
本论文的主要目的是基于渗透汽化过程提出的溶解扩散模型，研究汽油组分小分子在高分子膜材料中的溶解行为和扩散行为。
Using the function between the porosity and the diffusion coefficient and frequency in the diffusion impedance, the finite diffusion model evaluated the porosity.
有限扩散模型则利用孔隙率与扩散系数和频率间的函数关系测定；
The simulation is developed by using cross flow mathematical model and solution-diffusion model for natural gas separation process in spiral-wound membrane modul.
利用错流流动模型及膜渗透的溶解-扩散机理，对螺旋卷式膜组件中天然气的分离过程进行了模拟计算。
The direct motion of Brownian particle is considered as a result of system derived by external non-equilibrium fluctuation. A corresponding diffusion model is proposed.
将布朗粒子的定向运动，看作是系统受到外部非平衡涨落作用的结果，并建立相应的扩散模型。
This paper studies how switching cost and compatibility decisions affect the critical mass of the new product with network effects based on a strategic diffusion model.
基于策略性扩散模型研究了切换成本和兼容性对网络效应新产品临界群体的影响。
Based on molecular diffusion model of water vapor a theoretical model of frost growth is established and an experimental set with a liquid nitrogen cooled tube is built up.
以蒸汽分子扩散模型为基础，建立了预测霜层生长过程的数学模型，并建立了以液氮为冷媒的管内强制流动结霜实验台。
This modeling system has the same conditions as Gaussian diffusion model, and can calculate any concentration isoline's rigor time space location and specific points location.
所有公式使用条件与高斯扩散模型相同，可用于直接求取任意浓度等值线精确的时、空位置及其特征点位置。
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