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....
It is wise to start infilling with a layer of gravel for drainage.先铺上一层利于排水的砾石是个明智的做法。This method provides evidence for the feasibility of pattern infilling.实例计算和对比论证表明,该方法合理实用.The subsidence mechanism, infilling sequenc...
The handcraft workshop already existed in the age of small - scale economy.小农经济时代已经有手工作坊出现了.Animation was a handcraft, an art.动画是一门手艺, 一种艺术.We handcraft all our paper.我们所有的纸都是手工制作....