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- 罗兰C导航系统cytac
- 罗兰-C导航系统LORAN-C navigation system
- 基于罗兰-C导航系统的数据链方案设计Design Project of Datalink Based on Loran-C Navigation System
- 罗兰-C导航系统地面台站信号模拟器设计Design of Signal Simulator for LORAN-C Navigation System Used in Ground Stations
- 北斗／罗兰C组合导航系统Geostar/Loran-C integrated navigation system
- 罗兰CLoran-C
- 罗兰Roland
- 罗兰C数据链Loran-C Datalink
- 运输系统belt line
- 安全系统security system
- 网站导航guidance to website; Web navigation
- 罗兰C接收机Loran-C receiver
- 他们在设计道路系统。They are devising a road system.
- 他得学会用电子仪器导航。He has to learn to navigate by electronic instruments.
- 电路与系统Circuits and Systems
- Ｈ导航制H navigation system
- 罗兰C信号传播中的ASF修正方法ASF Correction in Loran-C Signal Transmission
- 他们建立通讯系统以满足客户的需要。They structure their communication to meet the needs of the client.
- 安装系统图fitting arrangement
- 安全防范系统safety and protection system
