The Research Of World's Top Men Tennis Players' Service Tactics Before And After Deuce

With the methods of literature review, observation, mathematical statistics and comparative analysis, the author analyzed the world's top singles men tennis players'performance before and after deuce. the author compared and summarized the world's top single tennis players'technique and tactic characteristics after deuce . The following are conclusions drawn from it:1. The overall characteristics after deuce: The percentage of double fault in the service fault decreases after deuce. If players in the game are in pursuit of the success rate during the services, the effect of services in the tactic system declines. In addition, the key to winning the game is keeping high success rate in the left-court services. Players can use their own technical and tactical advantages or customary tactics to maintain a certain success rate in services.2. The first and second service placement and effects after deuce: It is effective to disturb the paces of the competitor by serving around body through the middle route. The players who lack diversities will decline after deuce.3. The righ and leftr court placement and effect after deuce: it is the foundation of detail the after deuce point that to chang the service court.4. The way and effect of the third hit after serving after deuce: Players all use their own advantages in the third hit; the success rate of techniques is in the following sequence:forehand>forehand sideways>backhand>backhand slice>volley.5. The position and effect of the third hit after serving after deuce: The hitting positions of all these three players are approaching the net to different degrees, after deuce, all the players have the trend to be active in attack to get the key points.6. The placement and effect of the third hit after serving before and after deuce: the third hit after service enlarge the angle of the placement during the rally on the base line.