单词 diazo- 释义 diazo- Chem.|daz|[f. di-2 + azo-.]A formative used in chemical nomenclature to denote the substituent {b2}N+{b2}N- (as in diazomethane, CH2N2) and also the group {b1}N{b2}N{b1} when one bond only is to a carbon atom of an organic group (...
单词 diazo 释义 diazo|daz|abbrev. of diazotype (see diazo-).1948Jrnl. Documentation Dec. 184 An important advantage of the diazo system of reproduction..is that there is no need to decide beforehand what the eventual demand will be.1953Library Assoc. Rec...