~(40)Ar/~(39)Ar geochronology and geochemistry of Cretaceous basaltic rocks for the central and northwestern Jiangxi Province是什么意思_~(40)Ar/~(39)Ar geochronology and geochemistry of Cretaceous basaltic rocks for the central and northwestern Jiangxi Province在线翻译_英语_读音_用法_例句