| 摘要 |
<p>A sheath (10) for at least partially covering a tubular member, the sheath including a helically wound strip (12) having an electrically conductive portion (16) extending through the strip from an inner surface (18) of the strip (12) to an outer surface (20) of the strip. The conductive portion (16) also extends continuously substantially helically along at least part of the length of the sheath (10). The sheath (10) may be formed from a flame retardant material.</p> |
