power gain function

例句：

1. 1.The power gain function of the circuit is crucial for its performance.
   电路的功率增益函数对于其性能至关重要。
2. 2. In this experiment, we used a power gain function to measure the efficiency of our device.
   在这个实验中，我们使用了功率增益函数来测量我们设备的效率。
3. 3. The power gain function helps us understand how energy is transferred and consumed in the system.
   功率增益函数帮助我们理解能量在系统中的传递和消耗过程。