1·The improvement of the purity of fluorene is not dependent on the removal of acenaphthene and dibenzofuran, but dependent on the separation of other impurities.
芴纯度的提高主要不是依赖苊、氧芴的去除，而是其它杂质的分离。
2·The derivates of naphthalene, fluorene, pyrene, anthracene, acenaphthene and their application in biotechnology were reviewed.
对应用于生物工程的萘、芴、芘、蒽、苊等稠环芳烃衍生物作了概括介绍。
3·Acenaphthene belongs to the EPA prior pollutant list, which is widely used in industry area such as coloring, chemical industry etc.
苊属于EPA优先污染物名单上的物质，其在染料、化工等行业有着广泛的应用。