phase gain

例句：

1. 1.In this phase, the system is designed to optimize performance and efficiency.
   在这一阶段，系统旨在优化性能和效率。
2. 2. The phase gain of a microwave oven is measured in decibels.
   微波炉的相位增益以分贝为单位测量。
3. 3.The phase gain of a laser is crucial for its precision and accuracy.
   激光的相位增益对于其精度和准确性至关重要。