Analysis Of Technical And Tactical Features Of Nadar's 12 Crown

From 2005 to 2019,nadal,the king of red earth,left a strong record of 93-2 wins in 15 years,with a winning rate of 97.89%and 12 titles,becoming the first single grand slam title in tennis history.Nadal's world ranking declined year by year after the fourth round in 2009,the last eight in 2015 and the last 16 in 2016,when he returned with a new personal record to prove his dependence on power,after adjusting his skills and tactics.This article uses the literature method,Through the research methods of video observation statistics,mathematical statistics and comparative analysis,this paper analyzes the application effect of Nadal's serve stage,receiving stage,attack and defense phase and each tactical stage in the game by combing the French net competition in the two stages of 2005-2014 season and 2017-2019 season.The aim is to find out the change of Nadal's technical and tactical characteristics in the French net competition and to find out the winning factors and rules that affect Nadal's long-term victory in the French net competition.So as to provide some theoretical and competitive basis for Chinese tennis players in the training and competition in the Red Earth field.Adoption Analysis leads to the following results:1.characteristics of Nadal's service stage(1)2005-2014 season:one hair,two hair stability is high,one area one hair focus on the inner angle and two areas one hair to the outer corner,one area,two areas two hair to the middle road,rescue break point ability is strong.(2)2017-2019 season:the stability of the first and second rounds is high and the scoring rate is more than 60%.The success rate of the rescue break point is maintained at a high level,with one area focusing on the inner angle,the other on the outer angle and the second on the middle road.2.characteristics of the technique of Nadal serving(1)2005-2014 season:the second serve scoring rate is high,the other side from different angles to serve back mainly in the midfield area,the success rate of breaking.(2)2017-2019 season:the scoring rate of one and two rounds is higher,the midfield point of the front field area of the back serve at different angles is reduced,the return ball is located in the back field area,and the success rate of breaking is maintained at a high level.3.Characteristics of technical warfare in Nadal's attack and defense phase(1)2005-2014 season:the utilization rate of forehand and backhand batting technology is more stable and the forehand draw score rate is high,the forward cut ball loss rate is high,the other batting technology is more stable,the score contribution rate of 0-4 beat is the highest.(2)2017-2019 season:the backhand draw utilization rate is high and the score rate is high,the other techniques in the intercept technique score rate is high and the small ball technique loss rate is low,the score shots are mainly 0-4 and 5-8.4.The use of all tactical stages of the Nadal race(1)2005-2014 season:the holding tactical stage scores the highest,followed by the receiving tactical stage,the opponent's mistakes caused by the score is the main way to score,the other side is not broken high.2017-2019 season:the main scoring and tactical stage is the phase of the consistent tactics,the active score of the straight serve and the bottom line to win the highest score.The conclusions are as follows:Technical and Tactical Features of Nadal Law NetIn the 2005-2014 and 2017-2019 seasons in the serve phase show a stable service success rate and accurate serve point tactics(one "right inside left,two in the middle),and since the beginning of the 2017 season also increased the score rate and more changes in the second and thus increased the success rate to save the break point;in the pick-up phase of many seasons to return to the center and maintain a high level of break point tactics,in the 2017-2019 mid-Mi to adjust Nadal to their own position to increase the bottom line.Since 2005,Nadal has made full use of both forward-hand and backhand techniques to improve his backhand batting,intercepting and ball-laying skills.However,with the increase of age,Nadal began to increase the efficient use of his backhand batting,volley and ball-laying techniques in the 2017 season,and actively changed the pace of the game to gain more active scores by actively surfing the Internet;In the use of tactics,Nadal scoring means mainly rely on a stable bottom line to hold each other,more to hold 5 shots after the score and more opponent error scores,phase Nadal has increased the active score of serve straight and bottom line winning from the 2005-2014 season,and any of these technical and tactical changes have played a key role in Nadal's ability to win multiple-season French-net titles.2.The winning factor of Nadal's game tactics(1)The same winning factor for the 2005-2014 season as for the 2017-2019 seasonHigh ace rate and lower double error rate,the use of one inner angle and one outer angle in one zone,the success rate of rescue break is high;the second serve score rate is high,the other side serve from different angles is mainly back to midfield,the success rate is high;the main scoring stage is holding tactical stage,the main scoring method is the other side bottom line points.(2)Different winning factors for 2005-2014 season and 2017-2019 season2005-2014 season:one-shot,two-shot success rate high,one area two-shot middle,forehand batting and high-pressure technology efficient use.2017-2019 season:one,two and one scoring rate and one scoring rate is the most significant,the use of the inner coner of one zone and two,the use of the next high scoring rate,the return of the other side from different angles to the back court and the most significant back serve,backhand batting,volley and ball efficient use,5-8 shots of the contribution rate increased,holding tactical stage score rate increased.3.the rule of winning tactics and tactics in Nadal net(1)Stable and accurate combination:the left hand-held beat is matched with a strong and powerful upper-spin shot and the hit point is accurate.(2)Grasp the key:Super strong ability to save the break point and can seize the break point opportunity to complete the break,good at seize the opportunity,defensive change offensive ability.(3)Strong will:with good physical reserve,the ball must compete,stable,facing the key timesharing psychological quality,reduce active error,enhance active score.The recommendations are as follows:1.combine their own characteristics,pay attention to the comprehensiveness of technology in competition and training,and improve their weak technology.In the course of practice and competition,maintain the stability of the use of hair skills and tactics,in the case of reducing their own mistakes,improve the ability to fight against each other.2.attach importance to our tennis players not only physical training,but also targeted psychological skills training,so that athletes in the training and competition process to play their tennis skills and tactics.3.according to the characteristics of the Red Earth field,with the increase of age,physical fitness decline,Chinese tennis players in the practice and competition process,to improve the offensive one-off serve,and in the case of stable two-off,improve the scoring rate of the next serve,maintain the opposing ability of the tactical stage,while enhancing the active scoring ability.