modified impedance characteristic

例句：

1. 1. The device's performance was significantly improved after the modification.
   该设备在经过修改后性能有显著提升。
2. 2.The engineer made a significant improvement in the modified impedance characteristic of the circuit.
   工程师在电路的修改阻抗特性上取得了重大改进。
3. 3.The new design incorporated the modified impedance characteristic to enhance efficiency.
   新设计整合了修改后的阻抗特性，以提高效率。