{TAIL ~ Micro gyroscope} for determining rotational movements about {HEAD ~ three spatial axes} which are perpendicular to one another 
{ TAIL ~ Micro gyroscope } for determining rotational movements about { HEAD ~ three spatial axes } which are perpendicular to one another
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH