pilot beam

例句：

1. 1.The pilot beam was used to guide the plane through the fog.
   飞行员光束被用来引导飞机穿过雾。
2. 2. The pilot beam was a crucial tool for navigating during stormy weather.
   飞行员光束是暴风雨中导航的关键工具。
3. 3. The pilot beam was visible from the control tower, providing vital information to the pilots.
   飞行员可以从控制塔看到飞行员光束，为飞行员提供重要信息。