On the other hand, given an expected average fly height , {HEAD ~ various microactuation mechanisms} have been applied as countermeasures to diminish {TAIL ~ fluctuations} of the actual fly height during disc operation in order to stabilize the fly height 
On the other hand , given an expected average fly height , { HEAD ~ various microactuation mechanisms } have been applied as countermeasures to diminish { TAIL ~ fluctuations } of the actual fly height during disc operation in order to stabilize the fly height
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH