systematic analog network testing approach

例句：

1. 1. The research was conducted systematically to ensure accuracy.
   该研究是系统地进行以确保准确性。
2. 2. The teacher used a systematic approach to teach the material.
   老师采用系统的方法来教授材料。
3. 3. The company implemented a systematic plan to improve efficiency.
   该公司实施了一个系统计划以提高效率。