办公: attend to official duties通信: communication; communicate b ...系统: system光通信系统: optical communication system机通信系统: man-machine communication system通信系统: communication system; communications systems; reporting system主通信系统: main communication system众公通信: public correspondence内部通信系统, 相互通信系统: intercommunication system保密通信系统: privacy communication system报知通信系统: warning communications闭路通信系统: closed-circuit communications system编码通信系统: navamander标准通信系统: communications systems standard波导通信系统: wcs waveguide communications system厂内通信系统: intraplant communication system车辆通信系统: vcs vehicular communication system城市通信系统: communication system传真通信系统: facsimile communicatio system; facsimile communication system船内通信系统: intercom system; interior communication system船载通信系统: shipboard communication system单向通信系统: simplex system单元通信系统: cellular communication system地空通信系统: beechnut地面通信系统: gcs ground communication system; terrestrial communication system
