三峡水库蓄水前后库区及周边区域降水变化及其影响因素
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胡艳茹, 梁丽娇, 何立平, 许文锋, 刘正学, 兰波
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Precipitation change and its influencing factors in the Three Gorges Reservoir area and its surrounding areas before and after impoundment
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HU Yanru, LIANG Lijiao, HE Liping, XU Wenfeng, LIU Zhengxue, LAN Bo
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表1 各区域不同时间尺度下降水与驱动因子的Kendall′s tau-b相关性
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Tab. 1 Kendall′s tau-b correlation between precipitation and driving factors at different time scales in each region
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| 地区 | 月份 | AO | NAO | SWM | SEM | T月均值(℃) | 西北部
| 1 | 0.178* | 0.175* | 0.103 | -0.014 | -0.114 | | 2 | 0.189* | 0.132 | 0.001 | -0.007 | 0.017 | | 3 | 0.169* | 0.066 | -0.036 | 0.091 | -0.055 | | 4 | 0.151 | -0.011 | 0.012 | -0.103 | 0.116 | | 5 | 0.153 | 0.135 | -0.041 | -0.155 | 0.170* | | 6 | -0.001 | -0.150 | 0.174 | -0.057 | 0.068 | | 7 | 0.002 | -0.048 | 0.210* | 0.121 | -0.092 | | 8 | -0.007 | -0.153 | 0.291** | 0.156 | -0.487*** | | 9 | 0.064 | 0.077 | 0.319** | -0.044 | -0.138 | | 10 | -0.029 | -0.016 | 0.152 | -0.242* | 0.146 | | 11 | 0.194* | 0.194* | 0.154 | -0.125 | -0.039 | | 12 | 0.013 | 0.014 | 0.133 | -0.143 | -0.041 | | 年均值 | 0.028 | -0.025 | 0.091 | -0.057 | -0.115 | 腹地
| 1
| 0.215* | 0.231** | 0.172 | -0.036 | -0.089 | | 2 | 0.231** | 0.210* | 0.158 | -0.139 | 0.207* | | 3 | 0.122 | 0.012 | 0.083 | 0.040 | 0.044 | | 4 | 0.123 | -0.026 | 0.111 | -0.141 | 0.130 | | 5 | 0.154 | 0.157 | 0.053 | -0.051 | -0.014 | | 6 | -0.009 | -0.063 | 0.228* | 0.010 | 0.012 | | 7 | -0.010 | -0.009 | 0.271** | 0.291** | -0.313*** | | 8 | 0.012 | -0.156 | 0.426*** | 0.242* | -0.441*** | | 9 | 0.091 | 0.029 | 0.267** | 0.097 | -0.233** | | 10 | 0.135 | 0.156 | 0.396*** | -0.018 | 0.078 | | 11 | 0.036 | 0.114 | 0.303** | -0.148 | 0.022 | | 12 | 0.014 | -0.034 | 0.416*** | -0.176 | 0.032 | | 年均值 | 0.063 | 0.027 | 0.097 | 0.161 | -0.087 | 南部
| 1 | 0.256** | 0.196* | 0.085 | 0.141 | -0.081 | | 2 | 0.207* | 0.175* | 0.014 | -0.024 | 0.044 | | 3 | 0.138 | 0.002 | -0.261* | 0.008 | 0.122 | | 4 | 0.122 | -0.093 | 0.073 | -0.006 | 0.041 | | 5 | 0.100 | 0.088 | 0.168 | 0.097 | -0.151 | | 6 | 0.085 | 0.031 | 0.335*** | 0.323** | -0.145 | | 7 | -0.054 | -0.102 | 0.388*** | 0.352*** | -0.442*** | | 8 | -0.014 | -0.130 | 0.347*** | 0.366*** | -0.479*** | | 9 | 0.009 | 0.066 | 0.380*** | 0.295** | -0.363*** | | 10 | 0.157 | 0.185* | 0.301** | 0.048 | 0.155 | | 11 | 0.105 | 0.044 | 0.225* | 0.074 | -0.048 | | 12 | 0.032 | -0.078 | 0.379*** | 0.013 | -0.013 | | 年均值 | -0.012 | -0.024 | 0.252* | 0.264* | -0.166 |
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