open-loop control

• 开环控制

open-loop control的用法和样例：

例句

1. And the experimental tests had been carried out to verify the established model as well as the dynamic characteristics under opening loop control.
   并通过实验，对所建立的动力学模型及开环控制下平台的实际动态特性进行了验证。
2. Hysteresis control has disadvantage of unstable switching frequency.
   滞环控制方法存在开关频率变化不定的缺点。