求翻译：摘要：文章运用文献资料法、问卷调查法、访谈法、数理统计法对乌市新市区第70中初中生参与课余体育活动的现状进行了调查研究，是什么意思？

Abstract: the use of literature, questionnaire, interview, mathematical statistics and a survey on the status of junior high school students involved in extracurricular sports activities in 70 of Urumqi new urban

Summary: article use literature, survey, interviews, statistics, Law of the city in 70 new urban high school students involved in after-school sports activities for the current status of research and study.

Abstract: The article utilization literature material law, the questionnaire survey procedure, the interview law, the mathematical method of average participated in the after school sports to the urumchi new urban district 70th junior high pupil the present situation conducting the investigation and

Summary: article by use literature, law, interviews, the survey of mathematical statistics in Ukraine address in the 70th by junior high school students participate in the investigation on the current situation of extracurricular physical activities,

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