后天性四肢长度不等
culture of Chinese instrumental music
半侧肢体骨?发育不良
Dysplasia epiphysealis hemimelica
四自由度振动模型
four-free-degree vibration model
四自由度数学模型
Mathematical models for four degree of freedom
四自由度并联机械臂
4-DOF parallel mechanical arm
四自由度并联机器人
4DOF parallel manipulator
四肢骨折脱位繁复
reposition of limb fracture dislocation