eightfold rotational symmetry
non-rotational symmetry drawing
Part Rotational Symmetry
spin-rotational symmetry
symmetry and centro-symmetry
symmetry and non-symmetry
symmetry with not-symmetry encrypt calculate way
2-D ESPRIT(estimation of signal parameters via rotational invariance techniques)
3D rotational correction
3-D rotational microscope
3-DOF rotational parallel mechanism
90 degrees rotational bent pipe
Absolute rotational stiffness
Adaptive Minimum Rotational Cost
Adjusting rotational speed and blade angle
adjusting rotational speed operation by frequency
adjustment of rotational speed