Some geometric inequalities on metric addition simplex which volume and radius of circumscribed sphere are obtained. As its application, some important corollaries are given.
本文获得了一类关于度量加单形的体积和外接超球半径的几何不等式，作为其应用，给出了一些重要的推论。
2
In addition, the solid liquid interface shape was controlled by changing geometric parameters, such as quartz crucible, graphite support thickness and cooling radius.
同时通过改变石英坩埚、石墨托厚度，冷源半径等几何参数来达到控制固液界面形状的目的。
3
The bubble shape is changed gently because of the difference between radius of geometric curvature and radius required to equalize normal stress.