In the nonreciprocal circuit device, {TAIL ~ a resin layer} is formed on {HEAD ~ the surface} of a metal case 
In the nonreciprocal circuit device , { TAIL ~ a resin layer } is formed on { HEAD ~ the surface } of a metal case
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH