methyl benzol甲基苯
benzol acidsodium安息香酸钠
benzol sulfohydrazide苯磺酰肼
benzol process丙酮苯脱蜡法
benzol l粗苯
heavy benzol重苯
Benzol peroxyde过氧化苯
benzol washer洗苯塔
benzol oil苯油
N（名词） a crude form of benzene, containing toluene, xylene, and other hydrocarbons, obtained from coal tar or coal gas and used as a fuel 粗苯