数据: data; record; information链路: chain circuit; periodic line ...换: exchange; barter; trade码: a sign or object indicating ...字符: character数据链路换码符: dle data link escape character数据通信换码字符: data link escape character串换码字符: string escape character换码字符: escape character数据通信交换码字符: data link escape character数据链路面向字符的特性: the character-oriented nature of the data link光数据链路: optical data links数据链路: date line; dl data link; tcdl数据链路层: data link (layer) dl; data link layer(dll); data-link layer; datalink; dll:data link layer; layer, data link数据链路符: data link串行数据链路: serial data link地空数据链路: ground-to-air data link飞弹数据链路: missile data link高级数据链路: high level data link; high-level data link高速数据链路: high-speed holography; hsdl high speed data link光纤数据链路: fibre data link; optical fiber data link简单数据链路: sdl宽带数据链路: wideband data link频分数据链路: fddl frequency division data link平衡数据链路: balanced data link