SDNn.交换数字网络;同步数字传输网
SDabbr.南达科塔(=South Dakota)
SDAS Scientific Data Automation System科学数据自动控制系统
SDOC Selective Dynamic Overload Control选择性动态超载控制
SDCCH Standard Dedicate Control Channel标准专用控制信道
SDH optical fiber communication network光纤SDH传输网
SDM Selective Dissemination on Microfiche缩微胶片选择传播
SDL Specification and Description Language规格和描述语言
SDDF Subscriber Digital Distribution Frame用户数字配线架
SDDS Spin Decoupling Difference Spectroscopy自旋去偶差谱