The waste heat can be efficiently recovered without {HEAD ~ deposition} of paraformaldehyde on {TAIL ~ the heat transfer surface} of heat exchanger and the amount of additional steam can be reduced or made entirely zero 
on
The waste heat can be efficiently recovered without { HEAD ~ deposition } of paraformaldehyde on { TAIL ~ the heat transfer surface } of heat exchanger and the amount of additional steam can be reduced or made entirely zero
OTH OTH OTH OTH OTH OTH OTH OTH 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 OTH OTH OTH OTH OTH OTH OTH