pahs

Infrared observations indicate that this nebula may contain complex carbon molecules known as PAHs.
红外观测器还发现这个星云可能含有叫作多环芳烃的复杂碳分子。
Polycyclic aromatic hydrocarbons (PAHs) are known as toxic, mutagenic, carcinogenic and persistence organic contaminants in the environment.
多环芳烃是一类普遍存在于环境中的难降解的危险性“三致”有机污染物。
PAHs are a group of chemicals that are formed the incomplete burning of coal, oil and gas, garbage, or other organic substances .
多环芳烃是一组化学物质，他们是由未经完全燃烧的煤。油和气。垃圾。或是其他有机物质形成的。
Wisps of green are organic molecules called Polycyclic Aromatic Hydrocarbons (PAHs) that have been illuminated by the nearby star formation.
丝状绿色结构是星云中的多环芳香烃有机物被邻近的恒星照亮的结果。
Therefore, PAHs ubiquitously and widely distribute in the environment, so people could intake PAHs through the atmosphere, water and food.
因此多环芳烃在环境中无所不在，分布十分广泛，人体可能通过大气、水、食品等途径摄入多环芳烃。
China emits the most PAHs of any country in the world, followed by India and the United States.
中国是世界上排放环芳烃最多的国家，印度和美国紧随其后。
The addition of alkyl groups to PAHs enhances the carcinogenic potential of these compounds.
烷烃加在多环芳烃上的系列会提高这些化合物的致癌作用。
Polycyclic aromatic hydrocarbons (PAHs) are widespread environmental pollutants with high toxicity.
The polycyclic aromatic hydrocarbons (PAHs) were easier enriched than monocyclic aromatic hydrocarbons in the roadside soils.
具有“三致”作用的多环芳烃较单环芳烃更易于被公路边土壤所富集。
This paper describes a method for the determination of polycyclic aromatic hydrocarbons (PAHs) in soil of green food producing area.
对绿色食品产地土壤中多环芳烃的气相色谱质谱联用分析法进行了研究。