beam deviation factor

例句：

1. 1.The beam deviation factor is a crucial factorin the design of optical systems.
   光束偏差因子是光学系统设计中的关键因素。
2. 2. Themeasurement of this factor is essential for ensuringthe accuracy of the system.
   测量这个因子对于确保系统的精确性至关重要。
3. 3. The beam deviationfactor can affect the performance of the system, so it needs to be carefully controlled.
   光束偏差因子会影响系统的性能，因此需要仔细控制。