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.
This news has already sent pundits and politicians into a frenzy.这则新闻已使专家和政治家们焦躁不安.Pundits lauded Mr Obama & rsquo ; s performance in Europe.众多学者对奥巴马在欧洲的表现 交口称赞.So why do we get such a different picture from many pundits...
Kevin was always level-headed with both feet on the ground.凯文总是头脑冷静,脚踏实地。He will now fight Kevin Ford on the five-bout card.他将在五局制比赛中迎战凯文·福特。Kevin arrived right on cue to care for Harry.凯文到的正是时候,可以照顾哈丽。...