{HEAD ~ The base plate} 112 and the top cover 114 are {TAIL ~ large surfaces} within the disc drive 100 
{ HEAD ~ The base plate } 112 and the top cover 114 are { TAIL ~ large surfaces } within the disc drive 100
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH