亚胺基杂环丙烷季铵盐的阳离子,一定是按协同反应的方式开环的.The aziridinium ions must all be opened by a concerted process.阳离子表面活性剂通常为季铵盐类.Cationics are usually quaternary ammomium salts.反 离子通常是钠, 钾和铵.The usual counter - ions are sodium, potassium an...
An alarm links the police station to the divisional headquarters.在部门总部和警察局之间连有警报器。The team won the divisional championship.该队赢得了小组冠军。They whether truly divisional and clear, the author offers a view.它们能否真正区分清楚, 笔者提出看法....
目的:探讨原发于淋巴结的套细胞淋巴瘤 ( MCL ) 的临床病理与免疫组化特点.Purpose To study the clinicopathologic and immunohistochemical characteristics of mantle cell lymphomas ( MCL ).月季的营养苗端具有两层原套细胞.The vegetative shoot apex in Rosa chinensis Jacq. ha...