1960~2014年北京极端气温事件变化特征

李双双, 杨赛霓

Changes of Extreme Temperature Events in Beijing During 1960-2014

Shuang-shuang LI, Sai-ni YANG

图5 1960~2014年北京极端气温绝对指数年际变化趋势

Fig.5 Extremal indices change trend of annual extreme temperature events in Beijing during 1960-2014