【摘要】 利用安庆地区1958-2013年共计56年降水资料,采用4种检验法进行变化趋势及突变特性分析。结果表明,安庆地区56年降水量整体呈现上升趋势,夏、秋、冬季及年均降水均发生突变,突变年份各不相同。更多还原

【Abstract】 Based on 56 years’ precipitation data from 1958 to 2013 in anqing region, four kinds of test methods are used to analyze the variation trend and mutation characteristics. The results show that the precipitation in Anqing region shows an upward trend in 56 years. The precipitation changes in summer, autumn, winter and average annual precipitation.更多还原