| 摘要 |
<p>A float for use in seismic surveys of sub-sea geology is described which comprises a forward, elongate, rigid float member (1); a rear, elongate, rigid float member (2); an adjustable articulating joint (3) connecting said forward and rear float members (1,2); means for controlling said joint (3) so as to permit the forward and rear float members to adopt and maintain predetermined angular positions; and an attachment point (4) for connecting the float to a towing cable (5).</p> |
