在田径运动员跳远项目比赛中,有不少运动员因为踏跳准确性差,导致失去夺冠的良机,更有甚者在及格赛或预赛三次试跳中全部犯规,取消决赛资格,使多年的汗水付之东流。下表是我国男、女跳远运动员和我校体 In track and field athletes long jump project competition, many athletes because jump accuracy is poor, leading to loss of opportunity to win, what is more, either in the qualifying or preliminaries three test jump in foul, cancel the final qualification, so many years of sweat paid East flow. The following table is our country male, female long-jump athlete and my school