spheroiding meaning in English

成球形法
球体形成

A little ferrite and cementite , through the analysis of the strengther and ductiler , we draw the conclusion that this is very important in reality , observing the graphite nodule in sem and tem , there are many spheroiding element and anti - spheroiding elements in the core and edge of graphite nodule , they form the oxides sulphide and nitride . we draw the conclusion that they may be the core of graphite nodule
在扫描电镜( sem )与透射电镜( tem )上观察石墨球，与传统石墨球相比低碳球铁的石墨球呈细小点状分布，球墨中心聚集有较多的球化元素而在边缘处分布有反球化元素。石墨球中心存在有氧化摘要一物、硫化物以及氮化物等组成的复杂的化合物，经分析认为它们是球状石墨形核的有效核心。