同类烃 homologous series of hydrocarbon
烃类树脂 [树脂] hydrocarbon resin
含氯氟烃类的毒性效应 Toxic effect of Chlorofluorocarbons
烃类燃料 hydrocarbon fuel ; HC fuel
乙炔属烃类 acetylenic hydrocarbon
类石油烃 petroleum-like hydrocarbon
多环芳烃类 polycyclic aromatic hydrocarbons ; PAHs
烃类物质 CxHy ; CmHn
氯化烃类 chlorinated hydrocarbons
烃类合成 hydrocarbon synthesis
烯烃：含有一对或多对由双键连接的碳原子的一类不饱和烃。
Olefin (or alkene) Any unsaturated hydrocarbon containing one or more pairs of carbon atoms linked by a double Bond (see covalent Bond, saturation).
烃是一类最重要的有机化合物。
Hydrocarbons are among the most important organic compounds.
结果表明，炼油厂生化曝气池对酚类及芳烃类化合物的去除效果较好，而长链脂肪烃的去除率相对较低；
The results showed that the removal efficiencies of phenols and aromatic compounds are high, whereas those of aliphatic hydrocarbons are low by the biochemical aeration process in the refinery.
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