{HEAD ~ The processing station} 6 wherein {TAIL ~ the heater plate} is a composite heater plate having at least two separately powered heating regions, allowing temperature profile across the plate to be managed by managing power to the separately powered regions 
wherein
{ HEAD ~ The processing station } 6 wherein { TAIL ~ the heater plate } is a composite heater plate having at least two separately powered heating regions , allowing temperature profile across the plate to be managed by managing power to the separately powered regions
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL 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 OTH OTH OTH OTH OTH