一、排球技术的发展趋向1. 技术动作更趋于模糊化现代排球比赛攻防转换的节奏加快,攻防的概念也发生了变化。发球不单是比赛开始的技术,也是极强的进攻技术,其球速可以达到100 km/h,超过了扣球速度。发球的攻击性不仅仅体现在发球的力量、旋转、飘晃等性能上,而更体现在运动员 First, the development trend of volleyball technology 1. Technical action tends to blur The offensive and defensive transition speed up the pace of modern volleyball, offensive and defensive concept has changed. Serve is not only the start of the game technology, but also a very strong offensive technology, the ball speed can reach 100 km / h, exceeding the spike speed. Attack aggressiveness is not only reflected in the service power, rotation, floating and other performance, but also reflected in the athletes