DSL, DS, DST for Discrete Sine Transform, DSRS Data Signal Rate Selection, DS spread spectrum communication, Dsvchology of literature and art, DSL Digital Subscriber Line board, DSRV Deep Submergence Rescue Vehicle, DSIE Telemetry and Command Subsystem, DSA Customer Supply Assistance Office, DSBRC Double SideBand Reduced Carrier, DSL Network for Multi-service Delivery 返回 DSU