Deputy Assistant Secretary of Defense国防部副部长 Direct Access Storage Device直接存取存储器 Data Systems Authorization Directory数据系统授权的目录 Digital Air Situation Display数字空气状况显示 Dover Area School District (Dover, Pennsylvania)多佛区,宾州多佛学校区() Derry Area School District (Derry, Pennsylvania)德里区校区(德里、宾西法尼亚州) Dubois Area School District (Pennsylvania)“区域校区(宾州) Direct Access Storage Devices直接存取存储设备 Direct Access Storage Drive (less common)直接存取存储驱动(较少) Downingtown Area School District (Downingtown, PA, USA)Downingtown区校区(Downingtown,美国) Defense Avionics Systems Division国防航电系统事业部 Data Access Storage Device (less common)数据存取存储设备(较少)