adj.多环的,多相的
网络 多循环性; 多环麝香; 多环状的
Polycyclic aromatic hydrocarbons are a group of ubiquitous pollutants.
多环芳烃是一类普遍存在的环境污染物。
On Earth, polycyclic aromatic hydrocarbons are found on burnt toast and in automobile exhaust.
在地球上,烤糊的面包和汽车尾气里都含有稠环芳烃。
The green indicates the presence of complex molecules called polycyclic aromatic hydrocarbons.
绿色则表明了大分子多环芳香烃的存在。
In species of Pinus which are polycyclic flower initiation must occur over a wide time range.
具有多环球花的松树属种,其花的孕育期会延续较长的时间。
Polycyclic sedimentation formed an oil generating system with multiple polygenetic hydrocarbon.
多旋回沉积产生多元复合成烃的生油体系。