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<正>作品编号:104参赛者学校:北京林业大学指导老师:叶郁,李倞参赛者:陈希希,高珊,王诗潆NO.104School:Beijing Forestry University Advisers:YE Yu,LI Liang Participants:CHEN Xixi,GAO Shan,W ANG Shiying