2013年李娜澳网制胜分技术特征分析

为我国女子网球运动攀登世界高峰提供理论参考，运用信息技术为主的研究方法，对李娜2013年澳网比赛的制胜分进行研究。研究指出：李娜2013澳网的制胜分与对手存在非常显著性差异，体现较强的主动得分能力。正手后场斜线制胜分较后场直线、前场直、斜线使用更多，更加稳定，且斜线制胜分多于直线。反手后场斜线制胜分多于反手直线，后场直线多于前场直线制胜分和前场斜线制胜分，并且反手制胜分多于正手制胜分。而外角Ace球多于内角Ace球，平分区出现的Ace球概率高于占先区。占先区的外角Ace较多，平分区较均衡。

An Analysis of the Winner Techniques by Li Na at the 2013 Australian Open

The purpose of this study was to provide a theoretical perspective for China women＇s tennis. Using the information technology as the main research method, the study examined Li Na＇s winners at the 2013 Australian Open. We found that there was very significant difference in the winners between Li Na and her rivals, a reflection of her ability to score actively. She scored more backcourt forehand crosscourt winners than backcourt straightine ones, more backcourt straight-line winners than frontcourt straight-line and fronteourt crosscourt ones, and more backhand winners than forehand ones. She served more outside comer aces than inside comer aces, and moreaces lauded in the deuce court than in the ad court. While more outside comer aces were placed in the ad court, there was a balance between outside comer and inside comer aces in the deuce court.