There are several ways to separate excited from unexcited molecules, thus harvesting the desired isotope.目前有几种方法可以把受激发分子同未受激发分子分离开, 这样,就可以大量得到我们所需要的同位素了.He was still unexcited.他仍然不激动....
We have an enormous spread of industries, mainly in the Home Counties and East Anglia.我们拥有种类繁多的工业,主要位于伦敦周围各郡和东英吉利地区。BrIt'sailing barge used especially in East Anglia.尤其是英格兰东部使用的一种航行用的驳船.He had a turquoise Ford Angli...