Does the speed of the paddle influence the ball speed and direction?

挡板的速度会影响球的速度和方向吗？

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The waistline and thigh circumference are the main factors that affect the ball speed of frontal header.

腰围和大腿围是影响双脚跳起正面头顶球球速的主要因素。

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While the TPC saves weight to allow improved weight distribution for greater forgiveness, the Inverted Cone increases the size of the COR zone to deliver higher initial ball speed.

TPC技术将杆头重量分配到边缘来增加容错度，而倒立锥形技术则透过扩大甜密点以提供更佳的击球初速。

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Speed, right. So another decision you face is do you just try and kick this ball as hard as you can or do you try and place it?

球速是正解,你还需要考虑,当你主罚点球时你是大力抽射,还是小力轻擦

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After 68 minutes Damien Traille took the ball at speed and fed Michalak, who sprinted through the defense before pirouetting to pass to Jauzion, who surged over.

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Diouf's ball into Speed's path soon after deserved better than the Welshman's clumsy header over the crossbar, but it was a rare attack by a team under the cosh from their fired-up opponents.

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We have not had the best ball and the speed of delivery has affected my game.

BBC: Andy Gomarsall column