{HEAD ~ an acoustic damper} provided in said tube, said tube connecting said pressure detector to said {TAIL ~ combustion chamber} with said intake tap 
{ HEAD ~ an acoustic damper } provided in said tube , said tube connecting said pressure detector to said { TAIL ~ combustion chamber } with said intake tap
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH