The process time of the second annealing process is preferably between {HEAD ~ 10 seconds} and {TAIL ~ 20 seconds} 
The process time of the second annealing process is preferably between { HEAD ~ 10 seconds } and { TAIL ~ 20 seconds }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL