競技力 水準別 테니스 競技內容 特性 比較 = The comparisons of tennis game characteristics by performance level

다국어 초록 (Multilingual Abstract)

The purpose of this study is to compare the differencr performance levels of 2 big games ('98 US OPEN MEN'S FINAL, '98 KOREA GRANDPRIX VOCATIONAL FEDERATION MEN'S FINAL). We analyzed the important skills such as Service, Service return, Ground stroke, Volly, Passing shot and the results are as follow.
1. Total number of services are fewer in world class game than national class game, and winning percentage of service game, success for point ratio of first service, success ratio of first service, success for point ratio of second service are higher in world class game than national class game.
2. The number of services point happened more frequently in world class game than in national class game. Service point areas are distributed from left come to right corner properly in world class game, however, in national class game service point ar eas are concentrated only in the center or right corner.
3. Ground strokes were not almost tried in world class game, but ground stroke played an important roles in national class game.
4. The average rally by point was 1.94 times in world class game, and 7.6 times in national class game.
5. Volly was followed by service in world a class game, on the contraly, we couldn't see any patern in national class game.
6. There were much more of passing shot trial in world class game than in national class game, however, success for point is higher in world class game.
7. In general, they played offensively in order to get the point in a short time in world class game. Yet, they played defensively to get the point in a long time rally in a national class game.