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Characteristics of Major Hydrological Factors in the Heihe River Basin
Author(s): 
Pages: 28-31
Year: Issue:  1
Journal: JOURNAL OF NORTHWEST HYDROELECTRIC POWER

Keyword:  黑河流域降水蒸发径流气温;
Abstract: 综合应用数理统计分析、差积曲线分析及坎德尔(Kendall)秩次相关检验等方法,结果表明,黑河流域降水量总体上平缓,但最近几年的平均降水量较多年平均值小;蒸发量大于实际降水量,其值相对稳定;径流量年际变化大,受降水和蒸发的影响,呈减小趋势,且趋势显著;气温日较差大,积温有效性高.
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