| 近30年盘锦地区降水变化分析 |
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| 引用本文： | 王斌飞,任智勇,翟晴飞,牛琳琳,赵一俊,赵楠,孙琳琳,刘尧,付维维. 近30年盘锦地区降水变化分析[J]. 安徽农业科学, 2014, 0(28): 9860+9896-9860 |
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| 作者姓名： | 王斌飞 任智勇 翟晴飞 牛琳琳 赵一俊 赵楠 孙琳琳 刘尧 付维维 |
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| 作者单位： | 1. 辽宁省盘锦市气象局,辽宁盘锦,124011
2. 辽宁省人工影响天气办公室,辽宁沈阳,110166 |
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| 摘 要： | 利用盘锦市大洼县观测站1980 ～2009年的逐日降水观测资料,采用线性回归、趋势分析等方法分析盘锦地区近30年降水的年、季变化特征.结果表明,近30年盘锦市年平均降水量总体呈下降趋势,气候倾向率为-40.9 mm/10a,大大超过了全国的降水减少趋势;盘锦地区的降水量主要由夏季降水量的多少决定.
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| 关 键 词： | 降水 线性回归 趋势分析 变化特征 盘锦地区 |
Changes in Precipitation in the past 30 years of Panjin Area |
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| Affiliation: | WANG Bin-fei ,REN Zhi-yon, ZHAI Qing-fei et al ( 1. Panjin Meteorological Servic＇e, Panjin, Lianing 124011 ; 2. Lianing Weather Modificalion orris＇e, Shenyang, Liaoning 110166) |
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| Abstract: | Using daily precipitation observation data of Dawa Observatory in Panjin from 1980 to 2009,adopting linear regression and trend analysis,the annual and seasonal variation characteristics of precipitation in recent 30 years in Panjin area were analyzed.The results showed that,in the past 30 years the average annual precipitation in Panjin indicates overall downward trend,the climate trend rate is 40.9mm/10a,much higher than the country＇s rainfall decreasing trend.The precipitation in Panjin area is mainly determined by summer rainfall. |
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| Keywords: | Precipitation Linear regression Trend analysis Variation characteristics Panjin area |
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