single capacitor

例句：

1. 1.The circuit design requires the use of a single capacitor to improve signal quality.
   电路设计需要使用一个单电容器来提高信号质量。
2. 2. In this circuit, the single capacitor is used to filter out noise from the input signal.
   在这个电路中，单电容器被用来过滤掉输入信号中的噪声。
3. 3. The single capacitor has a high impedance and can be used as an inductor or a capacitor depending on its value.
   单电容器具有高阻抗，可以根据其值作为电感器或电容器使用。