1.the kingdom of Belgium seceded from the Netherlands in 1830.
比利时王国于1830年正式退出德兰。
2.the dog clocked a tremendous 27.47 secs for the 450 metres trip.
这条狗在450米赛跑中跑出27.47秒的绝好成绩。
3.Lithium sec-propoxide was prepared by reaction of 2-propanol and n-BuLi or lithium,and was used as additive in anionic polymerization of butadiene(PB) in cyclohexane.
采用异丙醇和正丁基锂反应制备异丙醇氧锂,并作为添加剂在环己烷中丁二烯的负离子聚合。
4."The SEC hopes to impose a fine and disgorgement of the losses Cuban avoided by selling the shares.Lawyers for Cuban could not immediately be reached for comment.
"The SEC hopes to impose a fine and disgorgement of the losses Cuban avoided by selling the shares.Lawyers for Cuban could not immediately be reached for comment.
6.quinuclidone can be used to synthesize pharmic intermediate like 3-substituted quinuclidines,sec-aminoben Zylamines,quinuclidinyl benzamides and so on.
quinuclidone can be used to synthesize pharmic intermediate like 3-substituted quinuclidines,sec-aminoben Zylamines,quinuclidinyl benzamides and so on.