transition metaltrænˈzɪʃnmetl短语⁹⁶⁶⁷⁷⁺⁶ 基本例句 n.过渡金属 The purpose of this paper is to solve the leaching problem of transition metalCuN Mn oxides catalysts. 本论文就是着眼于解决铜和锰非贵金属催化剂的流失开展了研究工作。 cnki Organic metal catalyzer, phosphine ligand for transition metal catalyzed reactions. 偶合反应等有机合成催化剂。 jiaomai