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据观察,年近来世界级排球运动员的身高有继续向高发展的趋势。莫斯科奥运会上,男子排球运动员的平均身高为190.4厘米;女子运动员的平均身高为176.9厘米。几乎每个男子队中起码有一名身高超过2米的队员。身高超过180厘米的女运动员更是大有人在。男运动员中最高的是意大利队的迪·孜斯塔(207厘米),女运动员中最高的是东德队的贝利吉·费特丝(196厘米)。教练员们应该运用什么标准来选拔少年儿童排球运动员,以保证他们的最终身高能够满足排球发展的要求呢?科学家们提出了下列一些标准:1)儿童的原始高度;2)生长
It is observed that in recent years the world-class volleyball players have to continue the trend of high growth. At the Olympics in Moscow, the average height of men’s volleyball players was 190.4 cm. The average height of women athletes was 176.9 cm. Almost every man’s team has at least one player taller than 2 meters tall. More than 180 cm tall female athlete is a lot of people. The highest among men’s athletes is Di Chesta (207 cm) from Italy and the highest among women athletes is Beligi Fetsi (196 cm) from the East German team. What standards coaches should use to select children’s volleyball players to ensure that their final height to meet the requirements of volleyball development? Scientists have proposed the following criteria: 1) the original height of children; 2) growth