open loop control system

例句：

1. 1.The open loop control system is easy toimplement and requires less maintenance.
   开环控制系统易于实施且维护需求较少。
2. 2. The closed loopcontrol system is more complex but provides betteraccuracy.
   闭环控制系统更为复杂，但提供更好的精度。
3. 3. The feedbackcontrol system adjusts the outputbased on the input, improving performanceover time.
   反馈控制系统根据输入调整输出，随着时间的推移提高性能。