deriv meaning in English
导数
引出
Examples
- Textiles - methods for the determination of certain aromatic amines deriv ed from azo colorants - detection of the use of certain azo colorants accessible by extracting t he fibres
纺织物.从偶氮染料中分离出的某些芳族胺的测定方法.通过萃取纤维获得某些偶氮染料的使用的检测