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污染物扩散     
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  pollutant dispersion
     Numerical Methods of Vehicle Exhausted Pollutant Dispersion in Urban Street Canyon
     城市街道峡谷中气态污染物扩散数值计算方法研究
短句来源
     In addition,the capability of the combined method was demonstrated by analyzing pollutant dispersion in Chao Phraya River near the gulf of Thailand.
     最后,使用这种联合方法分析泰国Chao Phraya河附近海湾中的污染物扩散.
短句来源
     Influence of GGH in wet flue gas desulfurization on pollutant dispersion
     湿法烟气脱硫中GGH对污染物扩散影响初探
短句来源
     CFD Parallel Processing Method on Pollutant Dispersion in a Valley
     山谷污染物扩散过程CFD并行计算方法的研究
短句来源
     A finite element method for analysis of pollutant dispersion in shallow water is presented.
     介绍浅水中污染物扩散分析中的有限元法.
短句来源
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  pollutant diffusion
     Simulation of Pollutant Diffusion near Extra Long Highway Tunnel Portal with Finite Element Method
     特长公路隧道洞口污染物扩散的有限元法模拟
短句来源
     Atmospheric pollution in Harbin in winter and influence of inversion on pollutant diffusion
     哈尔滨冬季大气污染及逆温对污染物扩散影响
短句来源
     The vertical distrebution of the turbulent exchang coefficient are given when the equations of the atmospheric PBL and the gaseous pollutant diffusion are by turbulent semi-empirical theory.
     运用湍流半经验理论求解大气边界层的运动方程和大气污染物扩散方程的过程中,必须知道全边界层内湍流交换系数随高度的分布规律。
短句来源
     A three dimensional coastal hydrodynamic and pollutant diffusion model
     港湾三维水动力和污染物扩散数值模型
短句来源
     COMPARISON OF POLLUTANT DIFFUSION MODELS FOR COMPLEX TOPOGRAPHY
     复杂地形污染物扩散模式比较
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  pollution diffusion
     At last the mathematics model of leachate diffusion have established according to hydromechanics, the formula of pollution diffusion and the research of result of other researchers, Finally calculation has been conducted to test the established model by some date.
     最后根据流体力学和污染物扩散方程,结合以前研究人员的研究成果和东郊垃圾填埋场的实际情况建立了渗滤液扩散迁移方程,并对此进行了验算。
短句来源
     The mass concentration of CO and NO x in Zhongshanlu were related with vehicle flow, almost was direct proportion, the peak flow were in the time of 10, 14 and 18. Its environmental capacity analysis was made according to the concentration of CO and NO x with the model of pollution diffusion, the simulative result was similar to the real determination
     中山路环境容量分析是通过污染物扩散模型对CO、NOx 污染物质量浓度模拟 ,其模拟结果和实测结果相近 :CO质量浓度的模拟和实测结果比值在 [0 .5 ,2 ]区间的比例为 96 %; NOx 质量浓度的模拟和实测结果比值在 [0 .5 ,2 ]区间的比例为 80 %,表明模拟结果有效
短句来源
     This paper adopts FLUENT software,by virtue of advantage of simulate actual circumstances and particular data,We used FLUENT software to process numerical simulative copy of the pollution diffusion whether the ambient residential area in the circumstance of southeaster will affect air pollution diffusion of the operation infilling in refuse dump.
     本文采用FLUENT流体力学软件,借助其模拟真实情况、资料详细的优点,对周边居民区是否会在东南风情况下受到垃圾填埋场中操作填埋区污染物扩散的影响进行污染物扩散数值模拟仿真。
短句来源
  pollutants diffusion
     Mode of Motor Vehicle Emission Pollutants Diffusion of Intersection in Urban Street
     城市道路交叉口机动车排放污染物扩散模式
短句来源
     Study on Air Pollutants Diffusion in Vertical Nonuniform Wind Field
     铅直不均匀大气流场中污染物扩散规律的研究
短句来源
     The motor vehicle emission pollutants diffusion mode is developed for crossroad and T-intersection in urban street on the base of OSPM mode and Nichoson box mode developed by Beijing Polytechnic University.
     以OSPM模式及北京工业大学Nichoson箱式模型的修正形式为基础 ,研究开发城市道路十字交叉口和T型交叉口机动车排放污染物扩散模式 .
短句来源
     A simulation test was conducted for an urban air pollution model under special conditions through wind tunnel experiment,on the basis of theoretical analysis,combining specific situations of an urban air pollution. Mathematical and physical models of urban air pollutants diffusion suitable for certain conditions were also set up, based on which the test data were analyzed and processed,and a general rule of an urban air pollution under special conditions was also obtained,which can be used for estimating the diffusion concentration of urban air pollutants.
     结合城市大气污染的具体情况 ,在理论分析的基础上 ,通过风洞实验对特定条件下的城市大气污染模型进行了模拟试验研究 ,建立了适合一定条件下城市大气污染物扩散的数学和物理模型 ,在此基础上对试验数据进行了分析和处理 ,得到了特定条件下城市大气污染的一般规律 ,该扩散模式同时还可以应用于城市大气污染物扩散浓度的估算
短句来源
     Considering the environmental current status and discharge intensity of atmospheric pollutants in Guilin power plant “substitution of small power plant with a bigger one” technical renovation project, combining relative guides and specifications, Gauss's mode is adopted in this paper to calculate the ground concentration of atmospheric pollutants diffusion in the overhead creel points sources, and its effect on the environment is analyzed
     针对桂林电厂以大代小技改工程环境现状及大气污染物排放强度 ,结合导则及规范 ,采用高斯模式计算高架点源大气污染物扩散地面浓度 ,并分析对周围环境的影响
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  pollutant dispersion
Simulation of pollutant dispersion in the boundary layer of the atmosphere
      
In estuaries and coasts, mud transport due to waves and tidal currents has an important influence on the shoaling control of harbours and waterways and pollutant dispersion.
      
A numerical study on the meso-scale pollutant dispersion over a sloped surface in the stable boundary layer
      
A numerical model is used to study the properties of pollutant dispersion over a large uniformly-sloped surface in the stable atmospheric boundary layer.
      
Numerical and experimental studies on flow and pollutant dispersion in urban street canyons
      
更多          
  pollutant diffusion
Thermal internal boundary layers in onshore air flows have a significant influence on pollutant diffusion in coastal areas.
      
An estimation of pollutant diffusion rates during calm conditions
      
- Urban terrain poses a challenge for modeling air pollutant diffusion.
      
Nowadays the pollutant diffusion in the urban area is a large problem.
      
Turbulence has the main role in the case of pollutant diffusion in a boundary layer of the atmosphere.
      
  diffusion of contaminant
The diffusion of contaminant from immobile liquid within the pores of the fractured rock into the mobile liquid in the interstices is handled by means of a time constant the estimation of which is described.
      
With this in view, an experimental methodology to monitor diffusion of contaminant(s) through the intact and fractured rock mass, with the help of a USDTS (Ultra-Sensitive Devices and Technical Services) conductivity meter, has been developed.
      
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