【摘要】 运用正交设计试验方法和系统论原理 ,对铅球教学方案内各教学因素进行了量化分析和研究 ,为铅球教学方案的设计提供科学依据更多还原

【Abstract】 Quantitative analysis and research were made on various factors in shot put teaching program by applying experiment of orthogonal design and the theory of system theory. Scientific references for designing shot put teaching methods were provided.更多还原