{HEAD ~ A control} causes {TAIL ~ relative motion} between the conveyer and the movable support means varying the position of the deposition means relative to the substrate 
{ HEAD ~ A control } causes { TAIL ~ relative motion } between the conveyer and the movable support means varying the position of the deposition means relative to the substrate
HEAD HEAD HEAD HEAD HEAD HEAD REL 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