单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级含锰分子筛和苯甲酰腙类配位的含钴分子筛高效催化环氧化烯烃的研究High efficient epoxidation of alkenes over Mn2exchanged zeolite and theposite catalysts of Co-zeolite(L) with Schiff-base ligands