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2 1960~2010年陕西雷暴的空间分布 a雷暴和闪电日数的平均态；b暖季5~9月雷暴和闪电占全年雷暴的百分比；c雷暴日数的年际变化标准差
Fig.2 The spatial distribution of Shaanxi thunderstorm from 1960 to 2010 a The climatology of thunderstorms and lightings ；b the percentage of warm seasons thunderstorms and lightings to the annual total thunderstorms；c The interannual standard deviation of thunderstorms and lightings .