1·Based upon the property of diffusivity function, a new method to enlarge a digital image is proposed.
利用扩散率函数的特性，提出一种实现数字图像放大的新方法。
2·Because BSCB models main drawback is slow calculation, this paper proposes selective adaptive interpolation algorithm based on diffusivity function.
针对BSCB模型速度很慢的缺点，提出了结合扩散率函数的选择性自适应插值算法。
3·A method to measure thermal diffusivity of opaque materials by a laser photothermal scattering technique is introduced in this paper.
报道了一种用激光光热散射技术测量不透明材料热扩散率的方法。
4·The thermal diffusivity of steel and graphite is measured.
测量了钢和石墨的热扩散率。
5·A method to measure thermal diffusivity of opaque materials by a laser photothermal radiometry technique is introduced in this paper.
报道了一种用激光光热辐射技术测量不透明材料热扩散率的方法。
1·The results showed that the pore diffusivity decreased with increasing initial protein concentration.
结果表明，蛋白质的孔扩散系数随初始浓度的增大而下降；
2·In addition, both hydrogen permeation time and trapping coefficient of hydrogen increase but the hydrogen diffusivity decreases in the steel with the elevation of annealing temperature.
此外，随着退火温度的提高，氢渗透时间和氢陷阱系数也增大，而氢的扩散系数则降低。
3·Select Plastic Material with large thermal diffusivity.
选择热扩散系数大的塑料。
4·As an application, the calculation result of chloride diffusivity at any point in a concrete cross section is presented.
作为一个应用，本文计算了混凝土截面上各点的氯离子扩散系数。
5·The dependence of dendritic growth behavior on intentionally varied thermal diffusivity DT is investigated.
研究了人为变化的不同热扩散系数对枝晶生长行为的影响。