老挝VIIRS活跃火的主要自然地理要素特征
刘怡媛, 李鹏, 肖池伟, 刘影, 饶滴滴

Characteristics analyses of major physical geographic elements of Visible Infrared Imaging Radiometer (VIIRS) active fire in Laos
LIU Yiyuan, LI Peng, XIAO Chiwei, LIU Ying, RAO Didi
图3 2012—2017年老挝活跃火频数柱状
Fig. 3 Annual changes of Visible Infrared Imaging Radiometer (VIIRS) active fire frequency in Laos during 2012-2017