laser beam tracker

例句：

1. 1. The laser beam tracker is used to accurately measure the distance between two points.
   激光束跟踪器用于准确测量两点之间的距离。
2. 2. The laser beam tracker helped us locate the target more precisely.
   激光束跟踪器帮助我们更精确地定位目标。
3. 3. The laser beam tracker was crucial in our project, as it allowed us to quickly and accurately calculate the anglesof the objects.
   激光束跟踪器在我们项目中至关重要，因为它让我们能够快速而准确地计算物体的角度。