初中生参加学校体育锻炼对负性情绪的影响——基于CEPS数据的实证分析
李王杰, 芦金峰
初中生参加学校体育锻炼对负性情绪的影响——基于CEPS数据的实证分析
Influences of Junior High School Students Participating in School Physical Exercise on Negative Emotions:Empirical Analysis Based on CEPS Data
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