free-field current response

例句：

1. 1. The free-field current response is a crucial factor in the design of antennas.
   自由场电流响应是天线设计中至关重要的因素。
2. 2. In this experiment, we observed the free-field current response as the signal propagated throughthe medium.
   在这个实验中，我们观察到信号通过介质传播时的自场电流响应。
3. 3.The free-field current response model has been widely used in various applications.
   自由场电流响应模型在各种应用中被广泛使用。