Since {HEAD ~ the crosslinking} is stronger at the top and the dissolution rate is quicker at the bottom, the developing process 22 forms the polyimide isolating wall 36 with {TAIL ~ a reverse trapezoid cross section} 
Since { HEAD ~ the crosslinking } is stronger at the top and the dissolution rate is quicker at the bottom , the developing process 22 forms the polyimide isolating wall 36 with { TAIL ~ a reverse trapezoid cross section }
OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL