multifrequency radar

• 多频雷达

multifrequency radar的用法和样例：

例句

1. Fixed radar transponders were heavily used in navigation along coastlines.
   沿海岸线的导航也广泛地使用定频雷达应答器。
2. And new, more accurate sensors based on ultrawideband radar are available for even less.
   而新型的超宽频雷达感应器不仅更精准，价格甚至更便宜。