The radiation shield includes a woven wire mesh screen or a metal foil having {HEAD ~ a plurality} of {TAIL ~ orifices} formed therein 
of
The radiation shield includes a woven wire mesh screen or a metal foil having { HEAD ~ a plurality } of { TAIL ~ orifices } formed therein
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