“结壳”的英语？

译文:罐内结壳,熔渣或脱氧浮渣清除问题的几项解决方案正在实验中.Several approaches to the problem of ladle skull slag or deoxidation - scum removed was being tried.磷酸盐岩是富钴结壳老壳层的主要组分之一.Phosphorites are the main components in the old layers of the Co - r...

“结壳”的拼音为：jié ké...