{HEAD ~ Each screen} is formed of electrically conductive mesh material and is mechanically and electrically connected with {TAIL ~ the window unit frame}, thereby providing continuous electrical contact with the shielded enclosure 
is electrically connected with
{ HEAD ~ Each screen } is formed of electrically conductive mesh material and is mechanically and electrically connected with { TAIL ~ the window unit frame } , thereby providing continuous electrical contact with the shielded enclosure
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH REL OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH