常数的

A new method of measuring the ratio of thermal emission rate to the photoexcitation constant is presented.

提出了在考虑吸收系数强度特性条件下一种测量热激发速率光激发数比值的新方法。

The study showed that the property of grain triboelectrification relates to grain moisture, friction velocity, dielectric constant and friction material.

研究表明，稻谷的摩擦稻谷含水率、摩擦速度、稻谷的介数以及摩擦材料等因素有关。

The results show that high pinning field could be obtained with appropriate thickness and magnetocrystalline anisotropy constant of cell boundary phase.

计算结果表明,有合适的胞壁相厚度和磁晶各向异性数才能获得高的钉扎场。

Various substance has very small autoprotolysis constants which,however,has more large difference,so that the amphoteric solvents are found more wide application in titrimetric analysis.

不同的物质具有小的,然而又是差异较大的自递数。因此,这种两性溶剂在滴定分析中找到了更为广阔的应用领域。

When the illuminance rose, the photic decomposition rates of the natural anthocyan pigments rose as well, but there was no linear relation between photic decomposition rate and illuminance.

随着照度的增大，花青素类色素的光降解速率也增大，但光降解速率数的改变和照度之间不存在线性对应关系。