double amplification circuit

例句：

1. 1. The double amplification circuit in this device is designed to improve signal quality.
   这个设备中的双放大电路设计用来提高信号质量。
2. 2. In the medical field, double amplification circuits are used to detect and measure biological samples.
   在医学领域，双放大电路被用来检测和测量生物样本。
3. 3. The engineers developed a double amplification circuit that could detect even the smallest changes in the signal.
   工程师们开发了一种双放大电路，能够检测到信号中即使是最小的变化。