[MIS09-P01] Study on decadal influencing of the teleconnection pattern EA and SCAND on major atmospheric circulation systems of the northern China dust storms during the past 65 years (1954-2018) *高 涛1、咏 梅2 (1.中国内蒙古自治区気象科学研究所、2.中国内モンゴル師範大学)