IUPAC
abbr. 国际理论和应用化学联合会（International Union of Pure and Applied Chemistry）
例句
It differs from demasking on one hand and from the masking action defined by IUPAC on the other.
它一方面不同于掩蔽，另一方面又不同于 IUPAC 定义的掩蔽作用。
Multiply unsaturated compounds are usually best named by the IUPAC nomenclature.
多重不饱和化合物一般最好用IUPAC命名法来命名。
Ketones are named by the iupac system as derivatives of the class name for this homologous series "alkanones. ""
系统中，酮是作为这个系列的类名——“烷属酮”的衍生物来命名的。
