| 摘要 |
<p>The present invention relates to a system and a method for underwater visual inspection, and in particular to a system and method for inspecting the underwater condition and installation or deployment of jack-up rigs. The inspection system (30) system comprises an underwater extending elongate member (16, 32) of an underwater structure 3, a camera system (40) movably affixed to said elongate member (16, 32), said camera system (40) including an underwater camera (41). The inspection system (30) includes motive means (54) for moving said camera (41) along the length of said elongate member (16,32) between relatively shallower and relatively deeper portions of said elongate member.
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