Study on hydrological cycle effect in river basin based on principal component analysis;
主要介绍用主成分分析法对输入变量进行预处理的方法 。
The results show that the proposed model has a good performance in modelling wetland hydrological cycle system.
建立的模型对湿地水循环系统具有较好的模拟能力。
This study provides isotopic evidence in hydrological cycle research and a theoretical support of water resource protection in permafrost regions.
该研究为多年冻土区水文过程的变化规律提供了同位素证据。
Overall the land use changes in the Yangtze River basin may intensify the hydrological cycle of the basin, which should increase summer precipitation and streamflow.
总体而言，土地利用改变加剧了长江流域夏季水循环过程， 使得夏季长江中下游地区降水增多， 径流增大。
Thus cloudiness decreases even as the hydrological cycle accelerates and precipitation and evaporation increase.
云量降低甚至出现在水循环加速和降水、蒸发增加以后。
Water balance elements of urban hydrological cycle have been measured and investigated, then checked by means of water balance equation in urban areas.
通过精测与调查收集城市水资源要素，并用城市水平衡方法检验。
Human activities and utilization of water resources have affected the hydrological cycle and water balance, which led to serious degeneration of eco-environment.
人类经济活动和水资源开发利用已影响到内陆水文状态并导致生态环境的严重退化。
So the paper has positive significance to analyze the climate, hydrological cycle and land use change in the Gong-he basin and the region of Qingham-Tibetan plateau further.
该研究对进一步分析共和盆地和相邻的青藏高原区的气候、水文和水土资源利用有一定的指导意义。
So the paper has positive significance to analyze the climate, hydrological cycle and land use change in the Gong-he basin and the region of Qingham-Tibetan plateau further.
该研究对进一步分析共和盆地和相邻的青藏高原区的气候、水文和水土资源利用有一定的指导意义。
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