陕西暖季雷暴的主模态及其可能的影响机制
张宏芳1, 潘留杰2, 侯建忠2, 李明娟2

The Major Mode of the Shaanxi Thunderstorm and Possible Influence Mechanism
Zhang Hongfang1, Pan Liujie2, Hou Jianzhong2, Li Mingjuan2
图7 1960~2010年陕西暖季雷暴EOF1时间系数与西太平洋副热带高压特征指数 （a）EOF1时间系数；（b）西太平洋副热带高压北界；（c）西太平洋副热带高压面积；（d）西太平洋副热带高压强度；（e）西太平洋副热带高压西脊点；图中曲线为11a滑动平均
Fig.7 The time coefficient Shaanxi warm season thunderstorm EOF1 and the West Pacific subtropical high index of warm season thunderstorm over Shaanxi province for period 1960 to 2010 a The time coefficient of EOF1 and West Pacific subtropical high index：（b）North edge ；c Area；d Intensity；e West ridge point．Thick curve:11-years running mean