DNabbr.但以理书(=Daniel)abbr.向下（=Down）dncb(=2,6-dinitro-1-chlorobenzene) 2,6-二硝基-1-氯苯,(=dinitrochlorobenzene) 二硝基氯苯DNPT=Dinitroso Pentamethylene Tetramine 二亚硝基戊撑四胺dnoc二硝甲酚DNVT数字非保密电话DNICn.数据网络标识码dNTP(=deoxy-ribonucleoside triphosphate) 三磷酸脱氧核(糖核)苷DNQX他克林（Tac）DNFB=dinitrofluorobenzene 二硝基氟(代)苯dnkaabbr.=did not keep appointment 未践约；did not keep appointment 未能守约DNCCCn.美国防部的国家通信控中心