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为迎接湖北大学中学数学杂志社《中学数学》创刊三十周年庆典,我社特举办三十周年庆典系列活动。庆典系列活动(一):优秀教案评选活动活动安排:
In order to welcome the 30th anniversary of the founding of Middle School Mathematics, a middle school mathematics magazine company of Hubei University, we organized a series of activities for the 30th anniversary celebration. Celebration series activities (1): Excellent lesson plan selection activities: