渭河谷地的气候干暖化与未来趋势 |
摘要点击 915 全文点击 1307 投稿时间:1998-10-05 |
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中文关键词 渭河谷地 气候干暖化 线性回归 相关性分析 |
英文关键词 Weihe River basin drying and warming of climatic linear regression relation analysis |
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中文摘要 |
根据渭河谷地代表测站32a气象实测资料,应用线性回归与趋势分析方法,分析了该区冬春变暖、秋春变干的干暖化特征。即5城市平均年增温0.0064℃,年均减少降水0.1248mm;气候干暖化,尤其以冬春季增温明显,春秋季变干显着;预测该地区未来5a的气候仍以干暖化为特点,预计到2001a可能增温0.2℃,年降水减少30mm. |
英文摘要 |
Based on observations of some typical meteorological stations of 32 years,the characteristis of warming and drying of climate that it becomes warm in winter and spring and becomes dry in autumn and spring is analysed with the relation analysis of linear regression and tendency.The result shows that the temperature is becoming high with a rate of 0.0064℃ and the precipitation is reducing about 0.1248mm average year in the five cities.And the main process of warming and drying of climate is that during winter and spring the temperature is becoming high and during autumn and spring the precipitation reducing obviously.According to the forecasting study,the climate will be drying and warming continuously within coming five years.And from now to 2001,it will have increased 0.2℃ in temperature and have reduced about 30mm in precipitation. |
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