| In order to accurately grasp the technical and tactical application characteristics and development and changes of Lin Dan in each stage of his career,the author has conducted a longitudinal study on the technical and tactical application characteristics of Lin Dan from 2004 to 2018 by means of literature materials and mathematical statistics.The conclusions are as follows:1.In the first stage(2004-2005),Lin Dan diversified his service modes,combining backhand service with forehand service,and combining the small ball of the inner corner before the net with the ball of the backcourt.The reception push ball effect is good,carries the backfield ball to control the ball ability to be weak,receives the service backfield ball to attack positively.Mainly USES the defense counter attack tactics,thus creates the attack opportunity.2.In the second stage(from 2006 to 2010),Lin Dan mainly focused on the small ball of the inside corner in front of the backhand hairnet,and the tactical use of the backcourt declined.By reducing the error rate of the small ball of the inside corner in front of the hairnet,he reduced the error rate.Before receiving the net small ball to pick up the ball and put the net mainly,after receiving and serving the ball active attack.The backcourt kill ball,the front court rush ball and the midfield assault attack are the main scoring ability,forces the opponent to pick the backcourt ball and the continuous attack through the net rub put.3.In the third stage(from 2011 to 2015),Lin Dan mainly focused on the inside corner ball and outside corner ball before the backhand service net,and increased the service scoring rate by improving the quality of the backcourt ball.Receiving and serving net front ball to push the ball and put the net mainly,receiving and serving back ball to pull the ball mainly,put the net,push the ball and drop the ball success rate increase.The subsequent scoring of a kill ball,a downfield save,and a midfield assault to pick the ball and move the opponent to the backfield,thereby creating an attacking opportunity.4.In the fourth stage(from 2016 to 2018),Lin Dan mainly focused on the small ball in the inner corner before the backhand net,reduced the use of the ball after the sneak attack,and improved the service quality.Receiving and serving the net front ball to pick up the other side's bottom line at two points and put the net before the ball mainly,receiving and serving the back court ball hanging and shock use equally.And create attacking opportunities with multiple slings and slings.5.In terms of serving techniques and tactics,in the first stage,Lin Dan combined the forehand serve,backhand serve and netball with backcourt serve.In the other three stages,the backhand serve is mainly served by the small ball in front of the net,and the stability of serving is gradually improved.The reception and service of the net front ball to push the back two points and put the net mainly,the reception and service of the back ball in the first stage,the second stage of the active attack,the third stage,the fourth stage of the pulling assault combined;Improve the quality of receiving and holding the ball.In the technical and tactical application system of the whole hall,it experienced the change from the first stage of the defensive counterattack tactical system to the second stage of the active offensive tactical system,the third stage of the combination of the shock attack and active offensive tactical system,the fourth stage of the technical and tactical system based on the pull-up process.In scoring and losing points,the main scoring means are the attack in each stage,the attack in the front and the assault in the middle,and the passive ball in the middle,the rubbing and releasing in the front and the picking in the middle... |
PDF Full Text Request