华北地区夏季降水异常型态特征分析
CHINESE JOURNAL OF ECO-AGRICULTURE(2003)
Abstract
利用我国华北地区5省市及相邻省73个观测站1965~2000年逐月降水量资料,采用主成分(EOF)、正交旋转主成分(REOF)、奇异谱(SSA)等方法,对华北地区夏季降水的空间异常型态特征及各主要振荡准周期进行了诊断分析.
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