松辽流域近50年来降水演变规律分析

郭志辉;杨贵羽;王喜风

Evolution Rule of Precipitation in the Song-Liao Basin in Recent 50 Years

GUO Zhi-hui;YANG Gui-yu;WANG Xi-feng

人民黄河 . 2011, (12): 35 -37 .