air navigation aid meaning in Chinese
空中导航设备
助导航设备
助航设备
Examples
- Air navigation aids and electronics proficiency training
航空工程专精训练 - Air traffic control and air navigation aids and electronics management
航管及航电督导管理训练 - Air navigation aids and electronics
航空电子类 - Civil air navigation aids
民航导航设备 - Air navigation aid
助航设备