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