阳光体育背景下中小学生体质持续下降的因素分析——探究两个“甲午年”后中、日中小学生体质差异的根本原因
양광체육배경하중소학생체질지속하강적인소분석——탐구량개“갑오년”후중、일중소학생체질차이적근본원인
Analysis on Factors of Primary and Middle School Students' Physique Continuous Decline Under the Background of Sunshine Sports——Explore the Root Cause of Primary and Middle Students' Physique Difference Between China and Japan two "Jia Wu years" Later
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