英语语法分析

There are four androeciums in a flower, the anther is near sphericity and androeciums protrude after florescence.

雄蕊四枚，花药近圆球形，开花后伸长于花冠之外。

The likelihood ratio criterion of sphericity test, its asymptotic expansion and limiting distribution are obtained.

论文得到了球形检验的似然比准则，它的渐近展开与极限分布。

The sphericity and the surface roughness of bearing balls significantly influence performance and reliability of the bearing.

轴承球的真球度及表面粗糙度对轴承的性能及可靠性有显著影响。