| 摘要 |
A SEISMIC STREAMER STRETCH SECTION (20) INCLUDES AT LEAST ONE SPRING MEMBER (32). THE SECTION (20) INCLUDES MEANS FOR COUPLING (30) THE AT LEAST ONE SPRING MEMBER (32) AT EACH END TO AT LEAST ONE OF A SEISMIC STREAMER (16) AND A SEISMIC LEAD IN CABLE (18), AND A CABLE (34) COUPLED AT ITS ENDS TO THE MEANS FOR COUPLING (30). THE CABLE (34) IS CAPABLE OF CARRYING ELECTRICAL AND/OR OPTICAL SIGNALS. THE CABLE (34) IS FORMED SUCH THAT IT UNDERGOES SUBSTANTIALLY NO AXIAL STRAIN WHEN THE SPRING MEMBER (32) IS ELONGATED.
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