scale index的用法和樣例：
例句
- Index of nibbled degrees and approximation degrees shows the landform development and the developmental stages of drainage system within a watershed area.
溝沿線對流域邊界的逼近度指標，從流域尺度反映流域地貌系統發育階段。 - Yulin District and Hengshan County were taken as the cases, and ecological security index system was constructed to assess the security levels of the two regions.
選擇了榆林市和橫山縣兩個行政單元，針對區域特徵，構建了不同尺度上的生態安全指標體系，利用層次分析法，對不同尺度上生態安全的空間分異進行了研究。
