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The methods of documentary data collecting, mathematical statistics as well as the grey weight analysis in the grey theory system are used to analyze the influencing factors in the 400m performance. Results indicate that: the time used in the first and fourth 100m of the race exerts great influence for the final result. Therefore, the training method needs to be improved in order to raise the competitiveness...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.