structured walk-through的用法和樣例：
例句
- The occurrence rules of rice planthopper in rice field with cultural crab was ascertained through systemic investigation and field census.
通過系統調查和大田普查相結合的方法，研究明確了養蟹稻田稻飛虱的發生規律。 - At present, all data collected through the census are under computer processing program, and the advance tabulation of major figures has been finished.
目前，普查全部資料正在用計算機進行數據處理，主要數據的快速匯總工作已經結束。
