信阳师范学院学报(自然科学版)
信暘師範學院學報(自然科學版)
신양사범학원학보(자연과학판)
JOURNAL OF XINYANG NORMAL UNIVERSITY(NATURAL SCIENCE EDITION)
2015年
2期
191-194
,共4页
暴雨洪涝灾害%特征%成因%淮河流域信阳段
暴雨洪澇災害%特徵%成因%淮河流域信暘段
폭우홍로재해%특정%성인%회하류역신양단
rainstorm and flood disasters%characteristics%causes%upper reaches of Huaihe river in Xinyang sec-tion
淮河上游信阳段地处豫南山区,流域内暴雨洪涝灾害频发,灾情严重,类型上具有多样性和叠发性,时间上具有频发性和连续性,空间上具有地域性和差异性,过程上具有共生性与放大性。就其成因而言,该地域在暴雨、地形、河流水系、人类活动等方面具有导致洪涝灾害的客观条件。
淮河上遊信暘段地處豫南山區,流域內暴雨洪澇災害頻髮,災情嚴重,類型上具有多樣性和疊髮性,時間上具有頻髮性和連續性,空間上具有地域性和差異性,過程上具有共生性與放大性。就其成因而言,該地域在暴雨、地形、河流水繫、人類活動等方麵具有導緻洪澇災害的客觀條件。
회하상유신양단지처예남산구,류역내폭우홍로재해빈발,재정엄중,류형상구유다양성화첩발성,시간상구유빈발성화련속성,공간상구유지역성화차이성,과정상구유공생성여방대성。취기성인이언,해지역재폭우、지형、하류수계、인류활동등방면구유도치홍로재해적객관조건。
The upper reaches of Huaihe river in Xinyang section is located in the southern mountainous area of Henan.There are many rainstorms and flood disasters in the river basin,and the damage is serious.The characteristics of the rainstorm and flood disasters in the river basin are as follows:the type is diversified and overlapping;the time is frequent and continuous;the spatial distribution is regional and differences;the process is symbiosis and amplificative. The causes are that the upper reaches of Huaihe river in Xinyang section have the objective conditions which lead to the rainstorm and flood disasters in rainstorm, landforms, river system,and human activities etc.