There exists longer cycle period except 1-year timescale and the period is different in the five region, such as the long period is 5. 8 year in east part of Baikal, which is shorter than Eurasia average.

• 除了年周期外；亚欧中高纬地区夏季阻塞高压总体活动还存在准8年的长周期变化；这种年际振荡有明显的地理差异；例如；贝湖东部地区阻高活动的长周期约为5.；8年；短于亚欧总体水平；其它各区情况也各有特点。