Additionally, the low thermal expansion sealing ring reduces the clearance C,C demanded between the interface between the sealing surface and {HEAD ~ the tip} of {TAIL ~ the plurality} of turbine blades 
of
Additionally , the low thermal expansion sealing ring reduces the clearance C , C demanded between the interface between the sealing surface and { HEAD ~ the tip } of { TAIL ~ the plurality } of turbine blades
OTH 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 HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH