A Comparison of Techniques Used in Performing the Men’s Compulsory Gymnastic Vault at the 1988 Olympics

Y. Takei
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引用次数: 32

Abstract

It was hypothesized that the techniques employed by two groups of male gymnasts in performing the handspring and salto forward tucked vault at the 1988 Olympics were not significantly different. The 11 highest scored vaults (Gl) of the 51 subjects filmed during the competition were compared with the 11 lowest scored vaults (G2). The G1 had (a) significantly greater horizontal velocity of hurdle and preflight and (b) significantly greater vertical reaction forces exerted on them by the horse, which in turn produced a significantly greater change of vertical velocity while on horse. Consequently, the better gymnasts departed from the horse with significantly greater vertical velocity, which resulted in significantly greater height, larger distance, and longer time of postflight than the gymnasts in G2. The better gymnasts had the instant of the tightest tuck position while significantly nearer the instant of peak postflight than the G2 gymnasts, which caused the height of CG at the tightest tuck position to...
1988年奥运会男子跳马项目技术比较
假设1988年奥运会上两组男子体操运动员在进行手翻和前翻前跳时所采用的技术没有显著差异。在比赛过程中拍摄的51名受试者中,将11个最高跳马得分(Gl)与11个最低跳马得分(G2)进行比较。G1在跨栏和预飞时的水平速度显著高于G1,在马的垂直反力作用下G1的垂直速度显著高于G1,而竖直反力作用下G1在马背上的垂直速度变化显著高于G1。因此,成绩较好的运动员离马时的垂直速度明显大于G2组的运动员,这就导致了他们的高度、距离和后腾空时间明显大于G2组的运动员。高水平体操运动员的最紧抱位瞬间比高水平体操运动员明显更接近腾空后的峰值瞬间,这导致最紧抱位的CG高度比高水平体操运动员低。
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