backfeed loop

例句：

1. 1. The backfeed loop in the control system helps to maintain stability.
   控制系统中的反馈环路有助于保持稳定性。
2. 2.In the manufacturing process, the backfeed loop is used to monitor and adjust production parameters.
   在生产过程中，回传回路用于监测和调整生产参数。
3. 3. The engineers designed a backfeed loop to improve the efficiency of the machine.
   工程师设计了一个回传回路来提高机器的效率。