同步数位阶层 tóngbùshùwèijiēcéng SDH Definitions Defs Origin Strokes Stroke Words Sentences Sents 同步数位阶层 (同步數位階層) tóngbùshùwèijiēcéng SDH synchronous digital hierarchy (SDH), a standardized protocol for high-speed data transmission over fiber optic networks Sources Definitions CC-CEDICT
同步数位阶层 (同步數位階層) tóngbùshùwèijiēcéng SDH synchronous digital hierarchy (SDH), a standardized protocol for high-speed data transmission over fiber optic networks Sources Definitions CC-CEDICT
