| 本研究以李娜2011年法国网球地下赛7场竞赛的技战术为研究对象，经由过程文献材料法、专家访谈法、录相统计法、数理统计法、比拟研究法等多种科研办法，对李娜2011年法国网球地下赛的整体得掉分情形、根本竞技单位击球拍数停止频率、发球阶段、接发球阶段和对峙阶段等几部门内容做了深刻过细的研究，从而得出了李娜2011年法国网球地下赛的技战术特色，研究成果显示：1李娜法网冠军与澳网亚军比拟，得掉分方面有所进步，自动掉误削减，在坚持防御型打法特色的同时加倍稳健，成为李娜本次法网夺冠的主要缘由。2李娜发球局在被破发率、发球直得、一发胜利率、一发赢球率等诸多半据方面优于敌手及澳网。特别是发球直得（法网94分、澳网75分）有年夜幅度的晋升，极具威逼且稳固的发球技巧，成为李娜法网夺冠的症结身分之一。解释（时任瑞典外教）莫滕森对于李娜发球技巧的调剂很是有用。3李娜接发球局在接发球局胜率、取得破发点数、破发胜利率等数据优于澳网。接发球局胜率高达44%，简直对方每两个发球局，李娜就可以赢下一个。接发球局的高效施展，法语毕业论文，为李娜法网最初夺冠供给了保证。4在发球阶段和接发球阶段，李娜的战术思绪清楚、意图明白。一发以年夜力平击，发向内角为主，二发以扭转，发向敌手反手位为主，且并没有采取发球上彀战术。接一发时，加倍重视平安性，将球按来球线路打回，以斜线和中路球为主。接二发时，重视进击性，多打直线，进击敌手的反拍地位，且并没有采取接发球上彀战术。5李娜对峙阶段早期（4到5拍）、中期（5到6拍）、末期（6拍以上）的反抗方面，得分均显著凌驾敌手，自动掉误也少于敌手，对峙越久，优势越为显著。解释李娜的技战术逢迎了法网红土多拍回合、对峙较多的特色，进入对峙阶段后得分的能够性更年夜。6对峙阶段技巧的运用率和稳固性方面，李娜以底线正反手击球为主，且正反手实力平衡、稳固。但截击球（运用率2%、稳固性73%）绝对软弱，须要在往后的练习中有所着重增强。7对峙阶段重要运用的战术方面，李娜以正、反手斜线对拉形式为主。竞赛中经由过程突击直线、打反复落点、阁下两个年夜角度等停止多拍的线路组合，以迫使敌手在跑动中完成击球，从而寻觅得分或许制胜的机会。在捕获到机遇时，多采取副手直线、副手侧身斜线、副手侧身反斜线等停止这一分的争取。 Abstract: In this research, Li Na 2011 French Open 7 race tactics as the research object, through the literature material law, expert interviews, video statistics and mathematical statistics, comparative research method and other research methods, on the whole Li Na 2011 French Open out the case, the fundamental competitive unit ball shot the number of stop frequency, service stage, receiving phase and confrontation stage several departments made intensive research content, so that the Li Na 2011 French Open technical and tactical characteristics, the results showed that: 1 French Open champion Li Na and Australian Open runner up match, off points has improved, automatic error reduction in on defense style characteristics at the same time more robust, has become the main reason for the Li Na winning the French Open. 2 li serve the break rate, serve straight, a win rates, a win rate etc. many semi according to superior opponent and the Australian Open. In particular, direct serve (Roland Garros 94, Australian 75 points) has greatly promotion, very to intimidate and steady service skills and become crux factor for Li Na won the French Open. Explain (the Swedish foreign) about Li Na Mortensen serving skills adjustment is very useful. 3 Li Na serve in serve winning percentage, break point and break the success rate of data better than the Australian open. Then serve winning percentage as high as 44%, almost each two serve, Li Na can win the next. Efficient play serve, Li Na won the first French supply guarantee. 4 in the service stage and the receiving stage, Li Na's tactical thoughts are clear, the intention to understand. A hair to the eve of the flat, sent to the main angles, second serve to reverse, sent to the adversary backhand based and did not serve on the Internet to tactical. Pick one, pay particular attention to the safety of the ball, the ball hit the back in line, with slash and middle ball. Then two, pay attention to the onslaught, multi linear, the onslaught of the opponent's backhand position, and did not take serve on the Internet to tactics. 5 Li Na confrontation stage early (4 to 5 beats), medium (5 to 6 beats), the end of the period (more than 6 beats) of resistance, scores were significantly higher than the opponent, automatic error is less than the opponent, the longer the confrontation, the more significant advantage. Li explained the tactical catered to Roland Garros clay rallies, confrontation more features, after entering the confrontation stage score can is larger. 6 confrontation stage skills of application rate and stability aspects, Li to the bottom line is backhand, and backhand strength balanced, stable. Volley (application rate of 2%, stable 73%) absolute weakness, need to focus on in the future have been enhanced in practice. The 7 tactical confrontation stage application, Li Na is on the main form of pull and backhand slash. Race through the process of assault line, repeated placement, you two big angle combination of multi shot line stop, to force the enemy on the run to complete shots, to find the score maybe winning opportunities. In capturing the opportunities, take Deputy line, deputy slashes sideways, deputy sideways instead slash and stop the fight. 目录: |
