The results revealed that the numbers of shots of the experimental group were different from those of the contrast group . many - ball training is better than single - ball training in that it can help improve technical movement pattern 结果显示:实验组各种技术动作击球板数与对照组比较,均有非常显著性差异,多球训练优于单球训练,多球训练有利于促进技术动作定型。