DIFO甲氟磷, 四甲氟[杀虫药]
DIabbr.教官(=drill instructor)
dihydroxyarachidic acid二羟花生酸,二羟基廿烷酸
diopter adjustment ring屈光度调节环
diisopropylideneacetone(phorone)二异亚丙基丙酮,佛尔酮[俗]
Dihydroisoalantolactone二氢异土木香内酯
dicesium metaborate ion偏硼酸铯离子
diisotridecyl phthalate邻苯二甲酸二异十三酯
Diosgenin hemisuccinate薯蓣皂甙元二酸单酯