laser deflection

例句：

1. 1. The laser beam was deflected by the magnetic field.
   激光束被磁场偏转。
2. 2.The laser deflection technique is used to measure the position of objects.
   激光偏转技术用于测量物体的位置。
3. 3. The laser deflection system is designed to detect and track moving objects.
   激光偏转系统设计用来检测和跟踪移动物体。