step response problem

例句：

1. 1. The system's performance is highly dependent on the step response of its sensors.
   该系统的性能高度依赖于其传感器的步进响应。
2. 2. In this study, we investigated the step response of a simple mechanical system.
   在本研究中，我们研究了一个简单的机械系统的步进响应。
3. 3. The step response function is used to model the dynamics of a system with time-varying parameters.
   步进响应函数用于建模具有时变参数的系统动力学。