| In March 2015,the General Office of the State Council issued the Overall Plan for the Reform and Development of Chinese Football(hereinafter referred to as the Plan),in which the first basic principle was put forward,combining the national conditions with the reference to international experience.Proceed from the reality of Chinese football,learn from the experience of developed countries in football,blaze a new path of football reform and development with Chinese characteristics,and fully realize the social value and function of football.Promote the exchange of international football matches,and promote the active participation of Chinese football in international football matches,so as to enhance the exchange and improve the level [1].By watching 52 matches in the knockout stage of the 2018-2020 season of UEFA Champions League,the internal rules of the three aspects of UEFA Champions League are summarized from three aspects: the way of losing possession of the ball,the application of individual defensive skills to the first ball holder,the application of individual defensive skills to the second ball holder,and the overall effect of individual defense.At the same time,the 2018-2019 season and 2019-2020 season are compared and analyzed in these three aspects,and the similarities and differences of the two seasons are studied.This paper analyzes and studies the technical characteristics of individual defense from attack to defense in mobile attack in 2018-2020 European Champions League knockout matches by using the method of literature,video observation,mathematical statistics,expert interview,questionnaire survey and comparative analysis.The main research results are as follows:(1)2018-2020 UEFA Champions League Knockout Match Mobile Attack from Attack to Defensive Individual defensive skills mainly occur in the central midfield,and the way to lose the ball is mainly to be tackled.There was a significant difference between the loss of the ball per game in 18/19 and 19/20.(2)In the 2018-2020 European Football Champions Knockout Tournament,the mobile attack changed from attack to defense,and the application of individual defensive skills mainly occurred in the middle of the midfield and the front field,and the application of the first and second ball holders was mostly blocking.The success rate of technical application is the highest,and the success rate of tackle is the lowest.The average success rate of technique application in 18/19 season was much higher than that in 19/20 season.In terms of the success rate of technique application,the average success rate of stealing the ball and stealing the ball in 18/19 season was much higher than that in 19/20 season.(3)2018-2020 European Champions League Knock Out Match Mobile Attack from Attack to Defend Individual Defensive The overall defensive effect is mainly to get the ball and cause the opponent to attack the position,and the way to regain the ball is mainly to grab the ball,break the ball and the opponent’s error.In 18/19,he gained more possessions per game than he did in 19/20.In the way he regained possession,he averaged more blocks and tackles per game in 18/19 than in 19/20.(4)In the 2018-2020 Champions League Knockout Round,the most goals were scored after the midfield was switched from attack to defence,and the most goals were scored after the ball was taken from attack to defence;The most goals come from the centre of midfield after attacking and defending,and from attacking and defending after regaining possession of the ball. |
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