最后，综合前两种方法进行改进，提出了3基于分治策略和指导抽样的方法。
Finally, by means of improvement with integration of the two methods proposed before, we present 3 approach based on divided-and-conquer and guided selection.
采用抽样调查方法，对我国社会体育指导员现状进行研究。
The current situation of mass sports instructors in China was investigated based on a national sampling survey.
采用抽样调查方法，对我国社会体育指导员现状进行研究。
The current situation of mass sports instructors in China was investigated based on a national sampling survey.
应用推荐