free-field current sensitivity

例句：

1. 1. Thenew sensor has a high free-fieldcurrent sensitivity, which makes it suitable formeasuring the electric field in the atmosphere.
   这款新型传感器具有很高的自由场电流灵敏度，使其适用于测量大气中的电场。
2. 2. Theresearcher found that the free-fieldcurrent sensitivity of the device was significantly improvedafter the modification.
   研究人员发现，经过修改后，该设备的自由场电流灵敏度显著提高。
3. 3.In order to improve the accuracy ofthe measurement, the researchers adjusted the free-field current sensitivity of the instrument.
   为了提高测量的准确性，研究人员调整了仪器的自由场电流灵敏度。