采用开放式问卷，对我国U-17男子足球运动员的运动倦怠及其与人口学变量的关系进行研究。

By using the method of investigation, the research analyzed the burnout of male U-17 soccer athletes in China and the relationship between burnout and demography variable.

youdao

采用开放式问卷，对我国U-17男子足球运动员的运动倦怠及其与人口学变量的关系进行研究。

By using the method of investigation, the research analyzed the burnout of male U-17 soccer athletes in China and the relationship between burnout and demography variable.

youdao