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The 4th Int’l Symposium on Geosciences in Northeastern Asia

Date: 2020-10-19    Times: 

             孙跃武教授主持会议开幕式                         美国Dilcher院士做大会主题报告                          参会人员热烈的讨论



  孙革教授等为获得展板奖的研究生颁发证书             The 4th Int’l Symposium on Geosciences in Northeastern Asia ,2019   Chuangchun