近62 a甘肃极端降水特征及其关键影响因子
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王鑫, 杨金虎, 王朋岭, 黄鹏程, 卢国阳, 胡婕
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Spatial-temporal variation of extreme precipitation and its key influencing factors in Gansu Province over the past 62 years
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WANG Xin, YANG Jinhu, WANG Pengling, HUANG Pengcheng, LU Guoyang, HU Jie
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表3 1961—2022年甘肃省、河西及河东地区极端降水指数气候倾向率
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Tab.3 Climate tendency rates of extreme precipitation indices in Gansu Province, Hexi and Hedong regions during 1961-2022
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| 区域 | CDD/ [d·(10 a)-1] | CWD/ [d·(10 a)-1] | PRCPTOT/ [mm·(10 a)-1] | SDII/ [mm·d-1·(10 a)-1] | Rx1day/ [mm·(10 a)-1] | Rx5day/ [mm·(10 a)-1] | | 全省 | -0.84 | -0.100* | -1.20 | 0.05 | 0.43 | 0.29 | | 河东 | -0.72 | -0.130 | -3.81 | 0.04 | 0.25 | 0.02 | | 河西 | -1.16 | -0.002 | 5.09* | 0.07 | 0.84* | 0.94* | | 区域 | R10mm/ [d·(10 a)-1] | R20mm/ [d·(10 a)-1] | R95p/ [mm·(10 a)-1] | R95n/ [次·(10 a)-1] | R95i/ [mm·次-1·(10 a)-1] | R95c/ [%·(10 a)-1] | | 全省 | -0.08 | 0.03 | 1.43 | 2.38 | 0.04 | 0.50 | | 河东 | -0.19 | 0.02 | 1.02 | 0.86 | 0.10 | 0.45 | | 河西 | 0.19* | 0.05* | 2.40* | 1.52* | 0.30* | 1.00* |
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