查詢結果分析
來源資料
頁籤選單縮合
題 名 | 從情報比看坡地日降雨量之類似性=Daily Rainfall Similarity on Slopeland from the Viewpoint of Information Ratio |
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作 者 | 徐森雄; 吳子慧; 王友得; 曾清武; | 書刊名 | 國立屏東科技大學學報 |
卷 期 | 8:3 1999.09[民88.09] |
頁 次 | 頁213-221 |
分類號 | 328.63 |
關鍵詞 | 日降雨量; 情報比; 山坡地; Daily rainfall; Information ratio; Slopeland; |
語 文 | 中文(Chinese) |
中文摘要 | 從事山坡地水土保持工程設計時需有水理計算為依據,然而工程之規劃與設計地 點常無現成之降雨量資料(尤其是暴雨強度),因此不得不採用相距較遠但屬現成 之降雨量資料。然工程之規劃與設計地點採用遠距測站之降雨量資料是否合適, 再再為工程設計人員急待解決之難題。 因此本研究目的在探討山坡地降雨量資料在應用上之合適性,經選取臺南、 高雄、屏東等縣市中13個氣象測站之日降雨量資料,除先從其情報比(Information ratio)方面予以探討外,並輔以相關係數分析,以瞭解各地區日降雨分佈之類似 性。從資料之分析結果得悉測站間之距離及高程差均小者,其情報比較高。測站 間日降雨資料之相關係數與其情報比值呈正相關之關係。 |
英文摘要 | Hydrological analysis is one of the major processes involved in the engineering design; especially for soil and water conservation engineering. However, lacking of on-site precipitation data; especially storm intensities; is the common problem that engineers have to face. Hence, using precipitation data collected at nearby location is the only way to compromise the problem. As been well known by engineers, topography, wind direction as well as air streams affect the characteristics of rainfall. Therefore, the applicability of nearby precipitation data in hydrological analysis still remains unsolved. The objective of this study is to determine the information ratios as well as correlation coefficients for the 13 existing gauge stations in Tainan, Kaoshiung and Pingtung districts. The analysis from daily rainfall indicated that for those stations, having small differences in elevations and locations ,the information ratios closed to unity. The results indicated that daily rainfall is highly correlated with information ratio. |
本系統中英文摘要資訊取自各篇刊載內容。