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Analysis on the Interdecadal Change of Submonthly Time Scales Oscillation of Precipitation over North China during Rainy Seasons and Its Cause
Pages: 157-167
Year: Issue:  1
Journal: Chinese Journal of Atmospheric Sciences

Abstract: 利用中国740站逐日降水资料和NCEP/NCAR逐日再分析资料,使用小波分析等方法,对华北汛期降水的月内时间尺度周期振荡的年代际变化及其原因进行了分析.结果表明:由于西太平洋副热带高压和华北夏季风的月内时间尺度周期振荡存在显著的年代际变化,使得华北汛期降水在两个不同阶段,存在着显著不同的月内时间尺度的周期振荡.在华北汛期降水偏多阶段,华北在整个汛期从开始到结束,都存在单一的、显著的3-8d天气时间...
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