beam filling factor

例句：

1. 1.The beam filling factor of the laser iscrucial for its performance.
   激光的光束填充因子对其性能至关重要。
2. 2. The beam filling factor ofthe laser was optimized to improve its efficiency.
   激光的光束填充因子被优化以提高其效率。
3. 3. The beam filling factor of the laserwas measured using a precision instrument.
   使用精密仪器测量了激光的光束填充因子。