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