input impedance of detector

例句：

1. 1. The circuit designer needs to calculate theinput impedance of the device.
   电路设计师需要计算设备的输入阻抗。
2. 2. In electricalengineering, input impedance is ameasure of how much current flows througha component before it affects the overall system.
   在电气工程中，输入阻抗是衡量一个组件在影响整个系统之前流过多少电流的指标。
3. 3. The engineeradjusted the input impedance of thecircuit to improve its performance.
   工程师调整了电路的输入阻抗以改善其性能。