| Analyzing and diagnosing the women shot put technique to raises our country women shot movement overall level has the vital significance.Designate the first 8athletes who enter in 2010 national track and field grand prize series match the female shot competes as the research object. Uses two JVC9800 high speed camera by the 100fps speed synchronization photography,carries on the picture using the German SIMI-motion video recording analysis system analyzes.the results as followers: ( 1 )Study with his right foot movements, kick off the ground suddenly thrust on end, his left leg and two legs swinging high among the little corner, and even greater ; sliding steps a little longer, with the best player in the existing gap ; slippery step on an carried, the body tighten and surpass the quality of the machine motions(. 2 )A positive transition under the land is not enough, transitional phase long time, his body tilts to the ground instantly before and after tilts to the left shoulder and left early, impact on the tightening, transitional phase beyond are not ideal effect. transitional 8 athletes left foot on the corner on his left knee, his left foot on the brake suddenly to support the effect is poor.( 3 )The final stage of the most athletes have the right of the elbows of his crotch, the right extended not good enough, the hips and even makes the forward ;the hips, stretch not left ankle corner and out of his left knee has not good enough, there is a cause of the hip ;last the distance, in short, he makes speed and height, he makes the best player, the large gap exists. |
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