For pc, the pulse diffusion layer only depends on the diffusion coefficient of cations and the pulse length, is not related to the concentration of the mass 单脉冲扩散层的厚度仅取决于阳离子扩散系数和脉冲导通时间,与溶液本体浓度无关。
In this paper, we prove existence and uniqueness of strong solutions for stochastic differential equations by a transformation of killing their diffusion coefficients 摘要在这篇文章中我们通过一种去掉扩散系数的变换证明了随机微分方程强解的存在唯一性。
It is concluded that the latter is 2.05 ~ 2.30 multiple than the former, and feng's formula approaches the practical diffusion coefficient of nthpc 通过xrd、sem、mip、bet激光粒度分布仪等多种测试手段研究fd一1外加剂对负温高性能棍凝土耐久性增强机理。
Using these approaches, diffusion coefficients were obtained for the first time for complexes under tensile stress condition and no stress condition respectively 用这些计算方法,首次从实验上求得了空位与溶质原子复合体分别在低张应力状态和无应力状态下的扩散系数。
Chloride ions diffusion coefficient is related with test conditions, the diffusion coefficient in cycle of dry and wet conditions is always larger than that in immersion conditions 氯离子在混凝土中的扩散系数还与实验条件有关,干湿循环条件下的扩散系数均大于全浸泡条件下的。
Chloride ions diffusion coefficient is related with test conditions, the diffusion coefficient in cycle of dry and wet conditions is always larger than that in immersion conditions 氯离子在混凝土中的扩散系数还与实验条件有关,干湿循环条件下的扩散系数均大于全浸泡条件下的。
Firstly, allocation coefficient, diffusion coefficient and reactive extraction equilibrium constant were determined, as well the operation factors affecting these parameters (1)测定包括分配系数、水相扩散系数和表观反应萃取平衡常数等基础参数,并分析了各操作条件对它们的影响。
Permeability of concrete and its correlation with chloride ion diffusion coefficient under different test conditions including water pressure method and tension method are studied 本课题主要研究混凝土在水压法及张力法试验条件下水在混凝土中的渗透行为以及同氯离子扩散系数相关性。
Different diffusion coefficients of the population and nutrients, the death rates of the population and the velocity exist in the flow reactor are introduced in these models 在该生物反应器系统中引入了系统本身存在的流速,并考虑了系统中营养和种群的不同扩散率和种群在反应器中的死亡率。
The relation between the dye diffusion coefficients in the electrochemical dyeing of soybean protein fiber knitwear when changing the bath voltage and temperature was studied on regarding the dynamics 摘要从动力学角度出发,研究了大豆蛋白纤维针织物电化学染色染料扩散系数随槽电压、温度的变化关系。