Baer radical and Levitzki radical for additive categories are introduced and some theorems on additive categories are proved, which are the analogue of corresponding structure theorems for rings.是什么意思_Baer radical and Levitzki radical for additive categories are introduced and some theorems on additive categories are proved, which are the analogue of corresponding structure theorems for rings.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句