环烷

文摘:用人工神经网络-紫外吸光光度法不经分离同时测定芴和苊，并与偏最小二乘-紫外吸光光度法比较.对合成样品进行分析.结果表明，人工神经网络法同偏最小二乘法一样能获得满意的分析结果.

荧蒽、菲、芘对菲律宾蛤仔(Ruditapes philippinarum)超氧化物歧化酶的影响

naphthene【有化】;naphthene hydrocarbon【有化】

naphthene-base crude (petroleum)

naphthene base crude【油气】;naphthene base crude oil【油气】;naphthenic crude【油气】

naphthene based, lubricating oils

naphthene soaps

lubricating oils, naphthene based

alkylated naphthene

naphthene base oil