Comparative Study On Offensive And Defensive Effects Of 6 Teams Opposite Spiker Before 2018 World Women's Volleyball Championship

In the current trend of volleyball development,the overall play of women's volleyball is becoming more and more masculine.The role of receiving the second pass has gradually evolved from the original auxiliary second pass to the attack and defense core of the team.Each team has higher and higher requirements for the attack and defense ability of responding to the second pass.It is required that receiving the second pass not only has attack but also defense in the game,and receiving the second pass is necessary Help the team at both ends.Through the comparative study on the attack and defense effects of the top six teams in 2018 World Women's Volleyball Championship,the paper analyzes the advantages and disadvantages of the second pass of Chinese women's volleyball team compared with the world's excellent second pass in the attack and defense,hoping to provide reference for the improvement of the ability of the second pass of Chinese women's volleyball team in the attack and defense.Based on the analysis of the non-technical factors of the top six teams in 2018 World Women's Volleyball Championship,the paper uses the methods of literature,video observation,expert interview,technical statistics,mathematical statistics and analysis to make technical statistics and comparative analysis of the attack and defense effect of the competition,and draws the following conclusions:1.Judging from the non-technical factors,in terms of age and height,there is not much difference between Chinese women's volleyball team and foreign women's volleyball team.Compared with the foreign women's volleyball team,there is a significant gap in weight and cotole index,which shows that the strength of the Chinese women's volleyball team is obviously inferior to that of the foreign women's volleyball team.2.In terms of service effect,the Chinese women's volleyball team's receiving second pass service effect is at a medium level among the six teams,with good service stability,insufficient aggressiveness,poor direct scoring of service,and good control of service error.3.The Chinese women's volleyball assistant setter's overall offensive effect is average.Among them,the first attack effect is at a medium level among the six teams.The Chinese women's volleyball assistant setter has limited offensive strength and cannot be the first choice for the team to attack.On the defensive counter-attack,the Chinese women's volleyball assistant setter has a low score rate,a high probability of being blocked in attack and a poor defensive counter-attack.4.In terms of attack routes,Boskovic diagonal attack has a good effect;Egonu front line attack has a good effect,and the back line attack has a good effect;Sloetjes straight line and diagonal attack have a balanced ability,and the attack routes of each attack point are scattered;Plak straight line attack has a good effect;Lowe front line attack has a good effect,and the back line attack has a good effect;Murphy and Shinnabe and Nagaoka There is no obvious advantage in the attack line.5.In blocking,Chinese women's volleyball team has a good blocking effect,which can effectively limit the attack of the opponent's main attacker and lay a foundation for defense and counterattack.6.In terms of defense,the Chinese women's volleyball team is fast in defense movement,accurate in position,high in defense rate,good in defense effect,and good in defense in place and defense adjustable links;the dependence of Chinese women's volleyball team in defense support link on receiving the second pass is the highest among the six teams.