|（Department of Physical Education，Beijing Wuzi University，Beijing 101149，China）
Abstract: The core appeal of appreciation about professional basketball games is technical performance under the condition of intense contest, while the nature of intense competitive contest is the demonstration of competitive techniques under the condition of intense contest, both are essentially unified. Intense competitive contest is the most important focus of attention to and appreciation about professional basketball games, provided with a very high value of appreciation, which is mainly shown in the value of artistically sublimated aesthetical appreciation, the value of career devotion of being tough and working hard, the value of body and mind refreshing leisure entertain-ment, the value of social education about norm learning, the value of demonstration of fair and just ethics, the value of presentation of practical application of technical and tactical innovations. In order to maintain and enhance the intensity of competitive contest of games, the processional league (league tournament) should give full play to its five adjusting mechanisms, namely, rule revising and regulating mechanism, strength balancing mechanism, league tournament monitoring mechanism and training objective stimulating mechanism.
Key words: sport aesthetics；professional basketball；appreciation；intense competitive contest