control-flow chart的用法和樣例：
例句
- A four-joint flexible underwater pisciform propulsion system is developed and the control flow chart is presented.
設計了四關節柔性水下仿魚形推進器，給出了控制流程圖，建立了運動學方程。 - Its operation principle is stated, and its main circuit diagrams and control flow charts are also given.
闡述了系統的工作原理，給出了該系統主要的硬體電路圖和控制流程圖。
