词语解释
DSN Digital Switching Network 数字交换网络DSN Distributed Switching Node 分布式交换结点 1. Digital Switching Network -- 数字交换网络 2. Distributed Switching Node -- 分布式交换结点
DNTS | DNS | DNR | DNMEP | DNM | DNIC | DNI | DNHR | DNG | DNCS | DNCC | DNC |