俄罗斯环北极地区地表径流变化及其原因
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王冠, 陈涵如, 王平, 王田野, 于静洁, 刘昌明, 杨林生
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Surface runoff changes and their causes in the Russian pan-Arctic Region
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WANG Guan, CHEN Hanru, WANG Ping, WANG Tianye, YU Jingjie, LIU Changming, YANG Linsheng
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表2 俄罗斯环北极地区6条主要河流四季及年均径流变化与变差系数
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Table 2 Seasonal and annual average runoff trends of the six main rivers in the Russian Arctic area and coefficients of variation
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| 春 | | 夏 | | 秋 | | 冬 | | 年 | Cv | k (m3/s/a) | p | k (m3/s/a) | p | k (m3/s/a) | p | k (m3/s/a) | p | k (m3/s/a) | p | 北德维纳河 | 11.40 | 0.03* | | -4.95 | 0.34 | | 1.04 | 0.79 | | 1.74 | 0.23 | | 1.53 | 0.52 | 0.17 | 伯朝拉河 | 16.80 | 0.03* | | 1.23 | 0.90 | | 5.28 | 0.16 | | 3.40 | 0.00** | | 7.27 | 0.01** | 0.15 | 鄂毕河 | 38.51 | 0.00** | | -1.84 | 0.93 | | 8.63 | 0.45 | | 18.32 | 0.00** | | 15.37 | 0.06* | 0.15 | 叶尼塞河 | 68.42 | 0.01** | | -71.72 | 0.02* | | 15.55 | 0.19 | | 70.77 | 0.00** | | 19.59 | 0.01** | 0.09 | 勒拿河 | 76.47 | 0.00** | | 11.13 | 0.68 | | 38.70 | 0.02* | | 27.14 | 0.00** | | 38.41 | 0.06* | 0.13 | 科雷马河 | 21.15 | 0.03* | | -13.73 | 0.72 | | 27.59 | 0.03* | | 5.43 | 0.00** | | 9.92 | 0.35 | 0.24 |
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