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Kaiyun-包含梅西连续十五场比赛得分超过精彩发挥，拜仁挑战极限！的词条
1、2010年南非世界杯足球赛的一场比赛中，阿根廷队10号球员梅西从球门正前方15m处挑射，球的运动方向正对球门，假设该球沿抛物线飞行，即球的高度ym与球的水平飞行距离xm之间满足二次函数关系，且已知当x=5时y=6，当x=7时y=71求该...
1、2010年南非世界杯足球赛的一场比赛中，阿根廷队10号球员梅西从球门正前方15m处挑射，球的运动方向正对球门，假设该球沿抛物线飞行，即球的高度ym与球的水平飞行距离xm之间满足二次函数关系，且已知当x=5时y=6，当x=7时y=71求该...
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