1·The Commission adopted the first guidelines for reducing polycyclic aromatic hydrocarbons (PAH) intake through final food preparation.
委员会通过了关于在食品最后制备过程中减少多环芳烃摄入的第一份准则。
2·Stegeman has been chronicling resistance to toxic PCBs and polycyclic aromatic hydrocarbons in another coastal species, a killifish.
斯蒂门记录有另一种对有毒的多氯联苯和多环芳烃有抵抗作用海岸物种，那是一种鳉鱼。
3·There's also concern that fat dripping from meat onto hot coals, stones or burners creates additional carcinogens called polycyclic aromatic hydrocarbons.
还有一个要担忧的问题：肉类的油脂滴落在热烫的煤炭、石头或者炉子上会产生另一种致癌物质——多环芳烃。
4·Pollutants in cigarettes called PAHs (polycyclic aromatic hydrocarbons) can cause genetic damage in minutes.
香烟中的污染物质PAHs(多环芳香烃)会在几分钟内对基因造成损害。
5·In the 2003 Chinese Arctic Research Expedition (CHINARE 2003) aboard the Xuelong, ocean air samples were collected to analyze gaseous polycyclic aromatic hydrocarbons (PAHs).
2003年“雪龙号”北极科学考察期间，对沿途海洋大气进行采样，分析其中气相多环芳烃的空间分布。