navigation aids meaning in English
导航辅助设备
航行标志
助航设备
Examples
- Air navigation aids and electronics proficiency training
航空工程专精训练 - Research on navigation aids telemetering and telecontrol system
航标遥测遥控系统的研究 - Shanghai tailei navigation aids lighting source co . , ltd
上海泰蕾航标照明工程有限公司 - Air traffic control and air navigation aids and electronics management
航管及航电督导管理训练 - Inland waterway navigation aids
内陆水道助航标志