The magnetic layer, the driving patterns and {HEAD ~ the pickup patterns} provided on {TAIL ~ the first base board} are oriented to be perpendicular to those provided under the first base board 
The magnetic layer , the driving patterns and { HEAD ~ the pickup patterns } provided on { TAIL ~ the first base board } are oriented to be perpendicular to those provided under the first base board
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH