中小学生每天体育锻炼1小时现状与对策——以杭州市拱墅区39所中小学校为个案
중소학생매천체육단련1소시현상여대책——이항주시공서구39소중소학교위개안
Present Situation and Countermeasures on Middle and Primary Schools Students Exercising 1 Hour Per Day——taking 39 middle and primary schools of Gongshu district of Hangzhou city as examples
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