【摘要】 利用 1979～ 1995年 6～ 8月逐月的 100hPa平均高度场资料及相对应的降水资料，对新疆夏季降水异常月的南亚高压的环流特征进行了较为系统的分析，分别总结出了南疆和北疆降水偏多月及降水偏少月时南亚高压环流特征不同的 8种类型。更多还原

【Abstract】 The mean circulation features of South Asia high in the month when anomalous precipitation in Xinjiang appeared are analysed by using month-to-month average height field of 100 hPa from 1975 to 1995 in summer and data of precipitation. Eight types of circulation features of South Asia High related to anomalous precipitations in Xinjiang are summarized.更多还原