绕环式投球躯干与上肢动作对投球球速的影响

Influence in Encircled Throwing Ball on the Trunk and Upper Limb Action

本文通过对甘肃省成年、少年女子垒球队投手与2006年女垒世锦赛优秀投手绕环式投球动作运动学数据的比较,分析绕环式投球动作中躯干与上肢动作对投球球速的影响,给有关教练员和投手的绕环式投球技术训练与改进提供实际参考和理论依据,促进投手投球球速的提高.

By comparing action kinematics data in encircle throwing ball about teenager and adult woman softball team pitcher in Gansu Province with excellent pitcher in 2006 world brocade match,the trunk and upper limb action how to influence throwing ball speed in encircled throwing ball was analysed,the result may have a actual reference and theoretical basis for training pitcher of softball.