数字通信机: digital communicator数字通信网: dcn digital communication network; digital communications networks编码数字通信: coded digital communication高速数字通信: high speed digital communication个人数字通信: pdc personal digital communication国际数字通信: international digital communication数字通信复用: digital communication multiplex数字通信公司: digital communications co数字通信设备: digital communication set数字通信通路: dcc digital communication channel; dcc:digital communication channel数字通信系统: dcs digital commuication system; dcs digital communication system; digicom digital communication system; digital communications数字通信线路: digital line数字通信协会: dca digital communications associates数字通信协议: dcdigital communication protocol现代数字通信: modern digital communication相干数字通信: coherent digital communication星座图 (数字通信): constellation diagram编码数字通信系统: coded digital communication system集成数字通信网: integrated digital communication network数字通信编码器: digital communication encoder数字通信复用器: digital communication multiplexer dcm数字通信控制台: dcc digital communication console数字通信实验设施: dicef digital communication experimental facility数字通信业务量: digital traffic数字通路: digit path; digital path数字通道: digit path; digital channel; digital path