{HEAD ~ The solar system} 4, wherein {TAIL ~ the respective heat spreader} is mounted to the backsheet with a thermal adhesive 
wherein
{ HEAD ~ The solar system } 4 , wherein { TAIL ~ the respective heat spreader } is mounted to the backsheet with a thermal adhesive
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH