Ionic Radius Ratio 离子半径比
Curvature radius ratio 曲率半径比值
ion radius ratio 离子半径比
critical radius ratio 临界半径比
charge-to-radius ratio 电荷半径比
the optimal radius ratio 最优半径比
Besides, minimum radius and radius ratio of particle, especially the latter, have adverse effects on fracture strength factors of rock.
岩石颗粒最小粒径与颗粒半径比均对断裂强度因子有不利影响，且颗粒半径比的影响较大。
Using the binomial fitting method in MATLAB to program numerical calculation program, the analytical formulations between feed speed, width-radius ratio and width spread ratio were deduced.
使用MATLAB编写了数值计算程序，采用二项式拟合的数值方法，总结归纳出了进给速度和宽径比与宽展率之间的解析公式。
The EM parameters as a function of the long-radius ratio, radius of the fiber, the volume ratio, etc, are calculated and analyzed. Some calculating data have been compared with experimented results.
采用遗传算法编制程序，分析了纤维的长径比、半径和含量等因素对涂料等效电磁参数的影响，并与实验作了对比。
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