Comparison And Analysis On Technology And Outstanding Women’s Singles Tennis Player To Serve

China’s tennis career in nearly a decade of rapid development, in a variety of shineon the world stage; Li’s performance is the most prominent among them, she hasbecome Asia’s first grand slam winner. And in tennis tennis serve has extremelyimportant position; For the sake of li and the other world excellent players of thedifferences in service efficiency, points out the insufficiencies of li on the serve andadvantages.Based on the international women’s tennis association in February2014worldwomen’s tennis’s top five players as the research object, including serena Williams, li na,radmanovic Vance card, Mr. Aaron o card, maria sharapova. By the methods ofliterature, mathematical statistics, logic analysis and video analysis for five people servedata were analyzed; Technology of li, and the remaining four people serve acomparative study, the following conclusions:（1）Li na for the minimum height of the world’s top five players in, is not to change adisadvantage. But li muscles relative strength is the highest of five contestants, so li nato give full play to their strengths to strengthen core strength and speed strength ofpractice.（2）full of li game serve behind serena Williams, five numerical mean comparison arenot equal to serena, and on the success rate of the sniper,19, ACE ball with serena hassignificant difference.（3）Li and a-Vance card against rudd, who serve technology play a basic flat,there wasno significant difference between the data. On li’s ACE ball mean higher than0.7a-Vance rudd card, but this is the sacrifice on the basis of the double fault of double faultnumber li mean (1.0more, personally think that this is not desirable. I think li na: in itscompetition need special attention is to reduce the double fault.（4）Li and Mr. Aaron o card against, there is no significant difference between the fivedata, serve technology play very close. But li in the sniper had lower success rate, thefirst mean Mr Aaron o card, li round than Mr Aaron o card. I think li is in the game: thesuccess rate of the first strong one success rate is the guarantee of the first. （5）five data of li na is sharapova serve mean is better, that Li na in its game play tooverall better than sharapova serving technology;But there is no significant difference.（6）According to the overall service placement comparative analysis, we found that LiNafa middle ZhuiShenQiu risk is too high, results in the decrease of li serve threatening.