Select Plastic Material with large thermal diffusivity.
选择热扩散系数大的塑料。
The thermal diffusivity of steel and graphite is measured.
测量了钢和石墨的热扩散率。
The turbulent diffusivity is unfavourable to ascending motion.
湍流扩散作用不利于上升运动形成。
The barrier diffusivity of coal effects its combustion greatly.
煤的灰层扩散系数对煤粒的燃烧有较大的影响。
Diffusivity is an important parameter of the mass transfer process.
扩散系数是传质过程的一个重要参数。
There is a maximum of the surface diffusivity in high surface coverage.
在表面覆盖度比较高时，表面扩散系数有一极大值。
In materials marked by low thermal diffusivity, the absorption is good.
热扩散率低的物质吸收性好。
Therefore, the method is a simple workable one for calculation of soil water diffusivity.
因此，三次样条函数法是计算土壤水分扩散率的一种简便可行的方法。
The results show that the thermal diffusivity decrease with annealing temperature elevating.
结果表明：纳米氧化铝的热扩散率随退火温度的升高而减小。
So the turbulent diffusivity in gradient transfer model of scalar should be a second order tensor.
因此，在用梯度准则模拟湍流输运时，其输运系数应是一个二阶张量。
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。
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；
The thermal diffusivity of the specimen is determined by a new nonlinear least-square fitting algorithm.
用一种新的非线性最小二乘拟合算法确定出了试样的导温系数。
With the soil water characteristic curve, the expression of soil water diffusivity is also given in this paper.
并结合特征曲线方程，给出了土壤水分扩散率的表达式。
Ostwald ripening cannot be stopped either; however, it can be slowed if the gas solubility or diffusivity is decreased.
奥斯特瓦尔德熟化同样无法被阻止，但是如果气体的溶解度或扩散系数被降低的话，这个过程可以被减缓。
A method of using the photothermal effect in the direct measurement of diffusivity of nanometer materials is reported.
报道了一种用激光光热效应直接测量纳米材料热扩散率的方法。
Then, the bulk density, porosity, the type of pore and clay content in the soil affected the soil moisture diffusivity.
土壤容重、孔隙大小、孔隙类型及土壤颗粒组成中粘粒含量对土壤水分扩散率都有一定的影响。
With the increase of temperature the adsorption equilibrium constants decrease while the effective diffusivity increases.
实验结果表明，有效扩散系数随温度升高而增大，吸咐平衡常数则正好相反。
Moreover, the sample's thermal diffusivity is measured by MPR radial scanning methods. Experimental results are satisfactory.
同时，我们利用MPR径向扫描法测量了块状样品的热扩散率，得到了较好的实验结果。
A test software system for determining thermal diffusivity based on Kingview and transient heat flow method was devel - oped.
本文在自行设计测试装置的基础上，开发基于组态王技术的瞬态热流法测试软件系统。
It was found that the barrier diffusivity depends on the diameters of coal particles the kinds of coal and the thickness of ash.
研究还发现，不同的颗粒直径、不同的煤种以及不同的灰层厚度、煤的灰层扩散系数均不同。
This paper discussed the unsaturated soil water diffusivity and its effect factors in waste water irrigation district in Beijing.
对北京市污灌区非饱和土壤水扩散率及其影响因素进行了研究。
Because of the stress diffusivity, reinforced sand blankets decreased the differential settlement on the bottom of the embankment.
由于砂垫层的应力扩散作用，加筋砂垫层减小了堤底的不均匀沉降。
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。
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。
Methods. Apparent glucose diffusivity measurements were performed on 10 axial and 10 radial AF specimens from bovine coccygeal discs.
方法：测量来自牛尾骨椎间盘纤维环10个轴的和10个辐射的样品来获得葡萄糖近似扩散系数。
The thermal diffusivity and the calefactive characteristic of Lianrong bread by steam heating were studied via establishing math model.
本实验通过建立数学模型对传统莲蓉包蒸汽加热过程的热扩散与升温特性进行研究。
The methods to estimate the moisture diffusivity and the absorption depth were developed for the fissure rice caused by the wet stress.
研究了湿应力开裂过程并提出了估算水分扩散系数和吸湿深度的方法。
The permeability, solubility and diffusivity of tritium through metals, ceramics, glasses, elastomers and polymeric materials were studied.
研究了氚在金属材料、陶瓷材料、玻璃、弹性材料和聚合材料中的溶解度系数、扩散系数和渗透率；
The permeability, solubility and diffusivity of tritium through metals, ceramics, glasses, elastomers and polymeric materials were studied.
研究了氚在金属材料、陶瓷材料、玻璃、弹性材料和聚合材料中的溶解度系数、扩散系数和渗透率；
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