项群理论加大了运动训练理论对运动训练实践的指导力度，从而使研究生论文的研究成果更具实践意义。
The event-group theory has strengthened the guiding effect of exercise training theory on its practice so that the results of the degree theses are of practical significance.
在理论分析的基础上，对辽宁省4个项群20个项目400名运动员的伤残情况进行实证调查和个案研究。
On the basis of theoretical analysis, this essay carries out an empirical investigation and case study on disability situation of 400 athletes of 20 events in 4 item groups of Liaoning Province.
研究目的：提出体能主导类快速力量性项群运动员竞技能力状态转移的时空协同理论。
The purpose of the study is to bring forward the space time synergy theory in the state transition of athlete's competitive ability in speed strength sports group.
研究目的：提出体能主导类快速力量性项群运动员竞技能力状态转移的时空协同理论。
The purpose of the study is to bring forward the space time synergy theory in the state transition of athlete's competitive ability in speed strength sports group.
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