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題 名 | 海岸山脈東翼南段水系面積高度積分之探討=Hypsometric Integral of the Basins along the Southeastern Coastal Range, Taiwan |
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作 者 | 鄭光佑; 黃文樹; 詹仕堅; 蔡衡; | 書刊名 | 中國地理學會會刊 |
卷 期 | 53 2014.12[民103.12] |
頁 次 | 頁35-49 |
分類號 | 436.124 |
關鍵詞 | 集水區; 海岸山脈; 數值地形模型; 地形計測; 面積高度積分; Coastal range; Digital terrain model; DTM; Geomorphometry; Hypsometric integral; |
語 文 | 中文(Chinese) |
中文摘要 | 河流地形特徵受到不同地形營力的影響,可以反映在各種河流地形特徵的地形計測參數中。在這些地形計測參數中,面積高度積分是可以在某種程度上反映河流演育階段,地形作用類型,進而間接推估流域的造構活動特徵。本文以造構作用活躍、區域差異顯著的海岸山脈東翼南段集水區為研究區,計算常流河流域的面積高度積分,探討該數值與造構、岩性、流域面積的關係。研究結果顯示,面積高度積分值與流域面積之間,並無線性關係,且與近期區域地體抬升趨勢(構造作用)無顯著關係。相較之下,面積高度積分值與流域內的岩體抗蝕力,關係較顯著。 |
英文摘要 | Fluvial morphometries as indicators were inferred from fluvial morphological features dominated by geomorphic processes. The hypsometric integral (HI), one of the fluvial morphometries, is considered to reveal fluvial evolution, types of geomorphic processes, and the tectonic characteristics of a basin. In this study, we selected the southern basins in the eastern part of the Coastal Range, characterized as having a high amount of tectonic activity, as a study area for calculating HI values of perennial rivers. Based on these values, the relation between HI values and tectonics, straths, and the areas of the river basins were determined. The results suggest that the HI values of perennial rivers are relevant to the erosive resistance of straths in the river basins rather than to the areas of the basins or recent local tectonic uplift. |
本系統中英文摘要資訊取自各篇刊載內容。