DLabbr.基准线(=Datum Line)abbr.静恒载(=Dead Load)abbr.延迟线(=Delay Line )dlf(=difference limen of frequency) 频率差阈,(=dorsolateral funiculus) 后侧索DLO=Data Line Occupied 数据线路被占用DLSn.延迟线合成器(双信左移位)DLLabbr.动态连接库(=dynamic link library)DLEabbr.盘状红斑狼疮(=discoid lupus erythematosus)DLTn.过渡层晶体管DLP=Democratic Labour Party 民主工党[澳]dlwgdaily weight gain 每日增长体重； abbr.；=daily weight gain 日重量增加DLNA数字生活网络联盟协议DLCS=Data-Line Concentration System 数据线路集中系统