{HEAD ~ This mass} is assigned {TAIL ~ a sensor element} that can deflect radially with respect to the axis but cannot oscillate about the z axis 
is assigned
{ HEAD ~ This mass } is assigned { TAIL ~ a sensor element } that can deflect radially with respect to the axis but can not oscillate about the z axis
HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH