Radar apparatus, radio navigational aid apparatus and radio remote control apparatus.

雷达设备、无线电导航设备及无线电遥控设备。

youdao

A radar station was brought into operation at Mirs Bay in October to aid shipping traffic movement.

航运交通方面，大鹏湾的雷达站也于十月启用。

youdao

The auto-optimization method is an excellent computer-aid design method to design radar absorbing materials.

在吸波材料的计算机辅助设计中，全自动优化设计技术具有很多优点。

youdao

The U.S. gives Egypt hundreds of millions of dollars in additional military aid by offering it excess military equipment, such as radar systems, aircraft, and command vehicles.

WSJ: Withholding U.S. Aid Carries Some Risks