LIU Xiang,XIANG Tian-yuan.1997.Cenozoic Volcanoes and Pyroclastic Deposits in Northeast China:Recourses and Hazards[M].Publishing House of Jilin Universinty,Changchun (in Chinese).是什么意思_LIU Xiang,XIANG Tian-yuan.1997.Cenozoic Volcanoes and Pyroclastic Deposits in Northeast China:Recourses and Hazards[M].Publishing House of Jilin Universinty,Changchun (in Chinese).在线翻译_英语_读音_用法_例句