The kinetics and mechanism of exciplex formation of 9,10 - dicyanoanthracene ( DCA ) by acenaphthenone ( ANO ) have been studied.研究了苊酮 ( ANO ) 对9,10-二氰蒽 ( DCA ) 的荧光猝灭与激基络合物形成的动力学与机理....
Methods: Cell culture in serum - free medium , indirect immunofluorescence cytochemistry were used.方法: 采用无血清细胞培养技术, 间接免疫细胞化学染色法.Methods Single and double staining immunofluorescence techniques were used.方法采用免疫荧光单标记法和免疫荧光...
这座城市建在岩石上,四周筑有城墙。The city was walled and built upon a rock.暴徒用一堆堆燃烧的轮胎在大街上筑起了路障。The rioters barricaded streets with piles of blazing tyres.一些独居蜂会把巢筑在田间的地洞里。Some solitary bees make their nests in burrows in the soil....