| 城市高耗水现象及其机理分析 |
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| 引用本文： | 刘家宏,周晋军,邵薇薇. 城市高耗水现象及其机理分析[J]. 水资源保护, 2018, 34(3): 17-21 |
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| 作者姓名： | 刘家宏 周晋军 邵薇薇 |
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| 作者单位： | 中国水利水电科学研究院流域水循环模拟与调控国家重点实验室;水利部水资源与水生态工程技术研究中心;清华大学水利水电工程系 |
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| 基金项目： | 国家自然科学基金(51522907,51739011)；流域水循环模拟与调控国家重点实验室团队重点课题(2017ZY02) |
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| 摘 要： | 为了打破城市耗水的"黑箱"模式,采用统计分析、实验观测以及典型区实证研究等方法,对城市耗水现象及机理开展研究。结果表明,城市属于高耗水区域,耗水强度不仅与降水量、气温等气象因素有关,同时与人类活动紧密相关。以北京市为例,建立了城市耗水计算模型,并基于土地利用数据,计算了北京市2014年耗水空间分布,考虑人类用水产生的耗水后,城市区域的耗水量要明显高于郊区以及自然下垫面的蒸散发量。
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| 关 键 词： | 城市高耗水；蒸散发；土地利用；机理分析 |
| 收稿时间： | 2018-01-01 |
Analysis of urban high water dissipation phenomenon and its mechanism |
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| LIU Jiahong,ZHOU Jinjun and SHAO Weiwei. Analysis of urban high water dissipation phenomenon and its mechanism[J]. Water Resources Protection, 2018, 34(3): 17-21 |
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| Authors: | LIU Jiahong ZHOU Jinjun SHAO Weiwei |
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| Affiliation: | State Key Laboratory of Simulation and Regulation of Water Cycle in River Basin, China Institute of Water Resources and Hydropower Research, Beijing 100038, China; Engineering and Technology Research Center for Water Resources and Hydroecology of the Ministry of Water Resources, Beijing 100038, China,State Key Laboratory of Simulation and Regulation of Water Cycle in River Basin, China Institute of Water Resources and Hydropower Research, Beijing 100038, China; Department of Hydraulic Engineering, Tsinghua University, Beijing 100084, China and State Key Laboratory of Simulation and Regulation of Water Cycle in River Basin, China Institute of Water Resources and Hydropower Research, Beijing 100038, China |
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| Abstract: | |
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| Keywords: | high urban water dissipation evapotranspiration land use mechanism analysis |
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