In addition, by including a protrusion in the first row of pedestals, turbulence is induced immediately to the flow of {HEAD ~ gas} entering {TAIL ~ the cavity} 
entering
In addition , by including a protrusion in the first row of pedestals , turbulence is induced immediately to the flow of { HEAD ~ gas } entering { TAIL ~ the cavity }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL