A Study On The Application Of The Sub-attack And Fast-break Technique Of The U20 Men’s Indoor Volleyball In The 14th National Games

Deputy attack,refers to the attack standing in the third position of the players,requires the players to be tall,agile action,have a strong ability of jumping and variable movement ability.The main role of the secondary attack in the overall attack is the fast ball attack,through the fast attack to the other side of the block check,and the main attacker and the setter to form a variety of running attack tactics.The fast attack tactics of the secondary attack player is the core part of a team’s offensive tactics,and all the tactical combinations are based on the secondary fast attack tactics,and without the secondary fast attack,it is impossible to form the offensive tactics.This paper focuses on the application of the fast attack techniques and tactics between the Shandong men’s volleyball team and the Beijing,Zhejiang and Jiangsu men’s volleyball teams after the semifinals of participating in the 14 th National Games in 2021.The scientific research methods of literature,video statistics,mathematical statistics,logical analysis and comparative analysis are adopted.On the application of men’s indoor volleyball,the conclusion is as follows: 1.In terms of offensive means,in the three games,the secondary players choose to direct score and use the most;among them,the secondary offensive players of Shandong team are more uniform than the secondary players of the other teams.2 In the choice of offensive mode,Shandong team deputy attack players use more ways.While Beijing team deputy attack players mainly back fly and back fast,other attack utilization rate is low;Zhejiang team mainly back fly attack;Jiangsu team to back fast attack.3 In the offensive effect,Shandong team deputy attack players in the highest penalty score success rate,Jiangsu,Zhejiang,Beijing team is relatively low,which is an important factor for Shandong team to win the championship.4 In the choice of the offensive line,the auxiliary attack players use the most with the general line and the handy line,and the utilization rate of the backhand line is lower than the first two lines.