{HEAD ~ Movement} of the first wall relative to the second wall due to {TAIL ~ varying combustion chamber pressure} transmits a load to the sensor 
due to
{ HEAD ~ Movement } of the first wall relative to the second wall due to { TAIL ~ varying combustion chamber pressure } transmits a load to the sensor
HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH