Thus, {HEAD ~ the magnetic powder} in this mixing ratio is particularly suitable for {TAIL ~ magnetic recording} in a short wavelength range 
is particularly suitable for
Thus , { HEAD ~ the magnetic powder } in this mixing ratio is particularly suitable for { TAIL ~ magnetic recording } in a short wavelength range
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH