1150mm末级自由(钢制)叶片
1150mm free standing last-stage steel blades
2自由度PID
two degree-of-freedom PID
2-DOF PID
2自由度内模控制
two degrees of freedom internal model control
3-D自由立体显示
autostereoscopic 3-D displays
3自由度移动机器人
3-degrees-freedom mobile robot
mobile robot with 3 degrees of freedom
3-DOF mobile robot