The dielectric layer 10 shown at the left top of FIG 2 is the bottom layer of {TAIL ~ the dielectric substrate} 2 and the dielectric layer 140 shown on the right bottom of FIG 2 is {HEAD ~ the top layer} of the dielectric substrate 2 
The dielectric layer 10 shown at the left top of FIG 2 is the bottom layer of { TAIL ~ the dielectric substrate } 2 and the dielectric layer 140 shown on the right bottom of FIG 2 is { HEAD ~ the top layer } of the dielectric substrate 2
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH