| 摘要 |
A fencing rail 10, including an elongate hollow plastic extrusion, which is generally rectangular in cross-section and which has an outer surface 13. The fencing rail 10 further includes an elongate, electrically conductive member 20, 21, which is attached adjacent to the outer surface 13 of the extrusion by a conductive medium 22 which overlies the conductive member 20, 21. ~NN/ ~ N" " 'N 'N N" <'N N "N" N' N> N" N" t'~~~? N "~' N> NK$N " 4K N"" N "K N~> "N NN/N ""'N N "4"' K> N'~ N ~ e "N"' //N K N N/N/ K"/N'~ ~N> N""" N""" /NN N K"" 'N NN yN N"'N "N N //N NN <'N, >"" ~ "K "NN" 'N K> J"'K< / N S Ni 'N N N //NN "'N "N / "'N 'N 'N-.' |
