| （Department of Physical Education，Xi’an University of Architecture & Technology，Xi’an 710055，China) Abstract: By using methods such as video analysis and mathematical statistics, the author did a comparative analysis on techniques used by female 200m breaststrokers participating in National Swimming Championships at the starting, turning, midway swimming and wall touching stages, and drew the following conclusions: the starting stage of the swimmers was mainly completed underwater; promoting long stroking series movement consistency, avoiding over gliding, and quickly transiting to out-of-water swimming, are conducive to promoting the technical effect of this stage; midway swimming tech-nique shows a trend of development of man-like and short-distance-like high frequency stroking technique; it is difficult for simply pursuing stroking span maximization to meet event competition need at the current stage; digging the potential of stroking frequency and stroking span combination, and increasing final stage speed stability and stroking span maintaining ability, should become training footholds; in dedicated turning technique training, full attention should be paid to the effect of underwater links on the technical effect of the turning stage; the improvement of technical performance at the turning stage should be promoted by improving underwater long stroking series movement efficiency as well as the out-of-water time and out-of-water distance maintaining ability at various turns; although the wall touching stage is short, its effect on swimmer competition performance is not negligible; perfecting wall touching technique, avoiding the periodical effect of movements, and promoting final sprinting ability, should become the foundation for wall touching stage technique training.
Key words: competition and training；200m breaststroke；excellent female athlete；breaststroke technique |
