This study defines Shan-Ping as a "Roaded Natural" class of land.
本研究将扇平定义为「自然路径」的游憩机会。
roaded catchment:道路型集水区(人工的)
lowland catchment 洼地汇水 | roaded catchment 道路型集水区(人工的) | upland catchment 上游流域,高地流域