Study of Grade Evaluation of Offersive and Defense Abilities of Men's Teams in Volleyball Nations League 2023
This paper aims to analyze the grade evaluation of offensive and defensive abilities of Men's teams in Volleyball Nations League 2023 by means of review and mathematical statistics.The results show that the Japa-nese team has highest WRSR value,grade B,while that of the Chinese team was grade D.The Italian team's de-fense was the most prominent with grade of B,and that of the Chinese team is grade C;Poland had the highest level of attack and defense with grade B of WRSR value,while that of the Chinese team was grade of C.In the competition,there are five levels in term of offensive and defensive abilities.The teams of Poland,the United States,Japan,Italy and France,belong to the first level,while the Chinese team belongs to the fifth level.The techniques and tactics of the strong teams are characterized by flexible spikemodes,strong threat of the serve,hi-hg rate of the toss,prominent the net ability,the tacit cooperation,and excellent consciousness.
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