Accordingly, use of a polymer electrolyte in place of the liquid electrolyte to attain {HEAD ~ an enhancement} of {TAIL ~ reliability} is being studied 
of
Accordingly , use of a polymer electrolyte in place of the liquid electrolyte to attain { HEAD ~ an enhancement } of { TAIL ~ reliability } is being studied
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 OTH OTH OTH