祁连山区1961—2014年冻融指数时空变化特征
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欧安锋, 柯贤敏, 梁成成, 刘鹏, 王玮, 牛富俊, 高泽永
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Spatial and temporal characteristics of freezing and thawing index in the Qilian Mountains from 1961 to 2014
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Anfeng OU, Xianmin KE, Chengcheng LIANG, Peng LIU, Wei WANG, Fujun NIU, Zeyong GAO
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表3 1961—2014年突变点前后冻融指数的比较
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Table 3 Comparison of the freezing and thawing indices before and after the change points during 1961 to 2014
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| 站点 | 突变点 | ATI/（℃·d） | AFI/（℃·d） | GTI/（℃·d） | GFI/（℃·d） |
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| 之前 | 之后 | 之前 | 之后 | 之前 | 之后 | 之前 | 之后 |
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| 乐都 | 1986/1987** | 3 167.0 | 3 527.0 | 553.6 | 398.8 | 4 216.9 | 4 530.9 | 481.4 | 325.8 | | 古浪 | 1989/1990*** | 2 742.2 | 3 096.2 | 902.6 | 699.3 | 3 558.0 | 3 941.7 | 718.2 | 516.5 | | 门源 | 1992/1993* | 1 604.5 | 1 862.6 | 1 408.3 | 1 218.8 | 2 464.9 | 2 891.5 | 1 086.6 | 897.8 | | 江西沟 | 1994/1995* | 1 514.2 | 1 718.0 | 1 271.6 | 1 117.9 | 2 488.4 | 2 820.8 | 1 112.0 | 783.4 | | 刚察 | 1997/1998** | 1 331.5 | 1 527.1 | 1 531.2 | 1 361.4 | 2 148.1 | 2 438.1 | 1 239.7 | 1 083.3 | | 祁连 | 1996/1997** | 1 746.4 | 1 950.2 | 1 439.3 | 1 267.9 | 2 827.4 | 3 146.7 | 1 256.7 | 1 029.3 | | 天峻 | 2002/2003* | 1 257.4 | 1 439.6 | 1 723.1 | 1 449.0 | 2 197.0 | 2 484.5 | 1 463.0 | 1 120.2 | | 肃南 | 1996/1997** | 2 389.9 | 2 579.6 | 1 046.5 | 922.4 | 3 224.6 | 3 518.5 | 1 081.7 | 934.1 | | 托勒 | 1997/1998** | 1 152.3 | 1 356.4 | 2 248.2 | 1 998.4 | 2 102.9 | 2 321.7 | 1 773.6 | 1 511.1 | | 大柴旦 | 1995/1996* | 2 004.4 | 2 293.4 | 1 536.2 | 1 246.5 | 3 068.7 | 3 648.4 | 1 362.3 | 1 047.8 | | 肃北 | 1993/1994* | 3 066.3 | 3 261.8 | 703.5 | 576.1 | 4 138.9 | 4 268.4 | 771.1 | 588.1 | | 平均 | 1994/1995** | 1 994.2 | 2 225.2 | 1 314.9 | 1 125.3 | 2 942.0 | 3 258.0 | 1 122.1 | 915.5 |
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