连续: 6年未出事故. There have been no a ...通讯: communication系统: system光通讯系统: optical communication systems通讯系统: communicatin system; communication equipment; communication system; communications system闭路通讯系统: closed-circuit communication sy-stem低阶通讯系统: low-tier personal communication system高阶通讯系统: high-tier personal communication system高速通讯系统: high-speed telecommunications光纤通讯系统: fiber optical communication system; focs fiber optic communication system海事通讯系统: maritime communication system军事通讯系统: military communications system内部通讯系统: in-plant system; intercommunication system农业通讯系统: agricultural communications system破坏通讯系统: sabotage radio全球通讯系统: global communications systems视频通讯系统: system, visual communication (vcs); video communications system; visual communication system通讯系统保护: communication system protection通讯系统数学: mathematics for communication systems通讯系统终端: communication terminals; communications terminals卫星通讯系统: k bs satellaview bs-x移动通讯系统: mobile communication systems应急通讯系统: emergency communication systems窄带通讯系统: narrow-band communication system舱内数据通讯系统: cids
