In addition, it was studied that the Ore extensions and skew power series of generalized PP rings, weak PP rings, p. q-Baer rings and PS rings.是什么意思_In addition, it was studied that the Ore extensions and skew power series of generalized PP rings, weak PP rings, p. q-Baer rings and PS rings.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句