| 摘要 |
<p>A submarine optical-fibres telecommunications cable according to the invention, incorporates a metallic rope (1) in the radially innermost position. Around the rope (1) which constitutes the armouring of the cable, there are helically wound a plurality of conductors (4) and a plurality of tubes (5) wherein optical-fibres (6) are loosely housed.</p><p>A layer (8) of plastic material - constituting the cable's sheath, covers the tubes (5)-conductors (4) complex, and englobes the same, in correspondence of the radially innermost surface of the sheath.</p> |
