Lobbing balls for tennis training aircraft

• 1. 一种网球训练用定点击球器 [P] . 中国专利： CN113398554A . 2021-09-17
• 2. 一种帮助提高击球效率的网球训练辅助系统 [P] . 中国专利： CN205460855U . 2016.08.17
• 3. Lobbing balls for tennis training aircraft [P] . 日本专利： JPH01152674U . 1989-10-20

  机译： 网球训练飞机的游击球

• 4. Table tennis ball delivery machine used as a training machine comprises a ball collecting unit, a control valve and a ball serving mechanism [P] . 德国专利： DE102006017288A1 . 2007-10-18

  机译： 用作训练机的乒乓球发球机包括集球单元，控制阀和发球机构

• 5. Training unit for ball game such as tennis - comprises ball cannon and framed ball receiver [P] . SE8901752L . 1990-11-18

  机译： 网球等球类游戏的训练单元-包括球炮和框架式球接收器

• 1. Changes in the latencies of visual-evoked potentials in people undergoing tennis training Dynamic comparison before and after 8 weeks training [J] . Jingguo Zhao, Shujuan Pang 中国神经再生研究（英文版） . 2008,第003期
• 2. Does Visual Training Provide Competitive Advantage in the Perceived Stressful Situations of a Tennis Match？ [J] . Federico Di Carlo 运动科学：英文版 . 2016,第005期
• 3. Performance Training with or without Ball： A Comparison between Helgerud Method in Female Soccer [J] . Riccardo Izzo, Giancarlo Carnevali, Ciro Hosseini Varde＇i 运动科学：英文版 . 2018,第002期
• 4. Multi Ball Training Method: A New Attempt of Table Tennis Training in Colleges and Universities [C] . Wei Zheng, Keyi Jin International Conference on Social Science, Education and Humanities Research . 2016
• 5. Effects of the oversize tennis ball on performance of the tennis forehand [D] . Ables, Amy M. 2003
• 6. The Impact of Eye-closed and Weighted Multi-ball Training on the Improvement of the Stroke Effect of Adolescent Table Tennis Players [O] . Ziwei Cao, Yi Xiao, Miaomiao Lu, 2020
• 7. Effects of table tennis multi-ball training on dynamic posture control [O] . Yaodong Gu, Changxiao Yu, Shirui Shao, 2019
• 8. Method for Determing Language Objectives and Criteria. Volume I. A Communication/Language Objectives-Based System (C/LOBS) for Foreign Language Training. [R] . Setzler, H. H., Trabert, J. A., Chow, C., 1979

• 1. A Brief Analysis of Multi-ball Training in Badminton [J] . Weijun Liu ,Jinxin Ke . 教育研究前沿：中英文版 . 2020,第004期
• 2. “Prince of Tennis”Tennis Hero [J] . 高颖 . 英语学习辅导：中考指导版 . 2005,第005期
• 3. 应对底线高球时大力正手击球技术动作模型的建立——以格里戈尔·迪米特洛夫的正手击球技术动作为例 [C] . 杜传佳 ,周继和 ,王帅 . 2017国际体育与健康学术论文报告会暨第八届全国青年体育科学学术会议 . 2017
• 4. 湖南省网球专业运动员正手击球动作击球臂各关节相关肌群的力学分析 [A] . 李毅 . 2013