以下为句子列表：
英文: In conjunction with force plates that helped to measure the ground reaction force (GRF) and worked out the center of pressure (COP), a motion analysis system was used to discover the 3-D kinematic changes of the ankle, knee, hip, pelvis and trunk in the o
中文: 研究结果发现，平击和上旋发球最主要差异在于上旋发球较平击发球生成更多侧屈力矩，而此力矩的生成最主要的贡献来自于身体躯干的侧屈。
更详细...
|
