Specific considerations govern the designers selection of {HEAD ~ the amount} of delay provided by {TAIL ~ the reference delay unit} 205 
Specific considerations govern the designers selection of { HEAD ~ the amount } of delay provided by { TAIL ~ the reference delay unit } 205
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH