Results of this study on features of flow field and atmospheric diffusion parameters are described in the paper.
本文介绍了用平衡汽球探测法在山区工业基地研究大气边界层流场特征和大气扩散规律的结果。
Meanwhile the effect on the diffusion parameters from sampling time is measured based on the above SF6 trace experiments.
并对取样时间对扩散参数的影响作了实验测定。
The analysis shows that the ratio between diffusion parameters based on on site measurement and that recommended by IAEA is about 3.0.
分析结果表明,根据大气扩散参数实测值给出的结果是基于IAEA推荐扩散参数给出结果的3倍左右。
By comparing simulation results with the results of field survey, diffusion parameters of ShanTou are suggested to use in similar study.
同时将模拟结果与汕头市环保局提供的实测值进行比较,提出汕头市初始扩散参数取值的建议。
An empirical method is put forward to estimate diffusion parameters in complex terrain in the light of the modelling experiments and is verified by the data from other sites.
根据实验结果建立了估算复杂地形扩散参数的经验方法,并经其它厂址数据所验证。
With this model, the pressure drop curve of well testing is interpreted, and mobility ratio, diffusion ratio, sweep radius of each area and some other parameters are solved.
利用该模型可以对火烧油层注气井试井压降曲线进行解释,并求解流度比、扩散比以及各区的波及半径等参数。
A new LT process was established after the preferred Selection of technology parameters, various examinations of properties of the diffusion layer and production practices.
通过诸工艺参数的优选,扩散层性能的多方面考核和生产实践,确定了LT新工艺。
Diffusion coefficient is one of the important parameters deciding migration prediction in migration model of compounds from food packaging material.
在食品包装材料化合物的迁移模型中,扩散系数是决定模型预测性的重要参数之一。
The influence of porosity on the effective diffusion coefficients was studied for 18 of Cubased catalysts, which have the different pore structure parameters.
研究了18种具有不同孔结构参数的铜基甲醇合成粒状催化剂孔隙率对有效扩散系数的影响。
The determination of material structure, performance parameters and membrane resistance, membrane diffusion coefficient of the F4112 ion exchange membrane were introduced.
介绍了F4112离子交换膜的材料结构、性能参数及膜电阻、膜中扩散系数的测定方法。
Some treatment parameters led to boron carbon coating above the boride layer which ACTS as a diffusion barrier and prevents a further growth of the boride layer.
一些处理参数会导致在硼化物层上形成硼-碳层,它将起着扩散垒的作用,阻止了硼化物进一步的生长。
The metallurgical bonding was achieved by combining effect of diffusion and local melting when the explosive parameters were selected correctly.
当爆炸参数选择正确时,可通过扩散和局部熔化的共同效应而达到冶金结合。
First, Fabrication and optimization of MEA are studied in many aspects, for example hot press parameters, components of catalyst layer and diffusion layer, PEM thickness, etc.
首先,对MEA的制备及优化研究,主要从热压工艺参数、催化层组分优化、扩散层和质子交换膜的选择等方面考虑的。
The sensitivity of the model to various values of the stratification parameters that influence vertical diffusion has been studied and some preliminary results presented.
研究了计算模型对影响垂直扩散的不同层化参数值的敏感性,提供了一些初步结果。
The segment-segment interaction energy parameter was obtained from the viscosity correlation, and the other four parameters were determined from the experimental diffusion data.
链节之间的相互作用能量参数由粘度的关联式获得,其它四个参数则由扩散系数的实验数据获得。
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。
Firstly, allocation coefficient, diffusion coefficient and reversible reaction equilibrium const are determined, and the operation factors affecting these parameters also investigated.
首先,测定包括分配系数、水相传质扩散系数和反应平衡常数等基础参数,并分析了各操作条件对其影响。
Flow pattern, time-varying behavior of rheological parameters, groutability, plastic strength and re-groutability of grouts are properties influencing the diffusion of grouts.
浆液流型、流变参数的时变性、可灌性、塑性强度和可重复注浆性是影响浆液扩散的基本性能。
The permeability (P), diffusion (D) and solubility (S) coefficients for polymers and coatings are key parameters that affect a polymer's barrier performance.
聚合物和涂层材料的渗透系数(P)、扩散系统(D)和溶解系数(S)是影响聚合物阻隔性能的关键参数。
Mainly describe the design parameters of aluminium alloy diffusion and the development process, and also solve the design of pressure device.
介绍了铝合金扩散焊炉的设计参数及研制过程,并解决了加压装置的设计。
Some key parameters such as gasoline vapor mole quality and compression factor, vapor pressure, and vapor-air diffusion coefficient were decided and recommended.
对汽油蒸气的一些关键物性参数,如油气摩尔质量、压缩因子、蒸气压及油气——空气扩散系数等给出了推荐值或计算式。
The results calculated by algebraic model in GASFLOW are different from the other results in the simulation of mass diffusion, momentum diffusion, and parameters fluctuation.
而GASFLOW中代数模型未能较好地模拟氢气的质量扩散和动量扩散,氢气的浓度场分布与其他模型的计算结果存在较大的差别。
The optimal parameters to obtain certain thickness of liquid case are decided, and effects of influence on diffusion of carbon has been studied as well as the diffusion mechanism.
确定了获得一定厚度液体层的最佳工艺参数,研究了液态或固态条件下稀土对扩散效果的影响,初步探讨了碳在固态与液态下的扩散机理。
This paper aims at detailed study of the parameters of the stochastic evolutionary model of the substitute technological innovation diffusion.
本文针对我们提出的扩散模型——更替性技术创新扩散系统随机演化模型,对其参数做深入的研究。
The law of fracture pressure of grouting is affected by the gap width notably, and the rheological parameters of grout play a key role in computing the diffusion radius.
计算分析了劈裂注浆过程中劈裂压力随缝隙宽度的变化以及流变参数对扩散半径的影响规律。
It shows that the grouting diffusion radius of Bingham fluid is related to the grouting pressure difference, gap width, flow velocity and time-dependent behaviors of rheological parameters.
由公式可知,土体劈裂压力、裂隙宽度、浆液流速、流变参数的时变性是影响扩散半径的重要因素。
The article is to introduce the principle of diffusion tensor magnetic resonance imaging(DT-MRI), explain how quantitative parameters can be derived and discuss how it affect image quality.
弥散张量成像是磁共振成像的一项技术。本文主要介绍弥散张量成像的原理、量化参数及其影响因素。
The results have the reference value for the correct selections of the rolling diffusion bonding parameters.
研究结果对正确选择轧制扩散工艺条件具有参考价值。
The effects of both light scattering (elastic and dynamic) and diffusion, as directly depending on the thermodynamic parameters characterizing the one-phase state stability, are considered in detail.
两个光散布(有弹性和动态)和扩散的影响,象直接取决于的那样表现一个阶段的特性的热力学的参数说明稳定,被详细考虑。
With a fixed camera parameters and through thermal diffusion theory this paper proposed a method that greatly facilitates the depth calculation process and simplifies the division of diffusion region.
文中提出的固定相机内参数并结合热扩散的方法大大方便了深度计算的过程,并且有效简化了扩散区域的划分。
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