For cases like this the system will have a range of watertight structures called caissons, which are based on the suction-pile technology used to emplace deep-sea moorings and foundations.

因此在这类情况下，系统将启动一系列的防水密封装置，即沉箱。用于安置深海停泊工具和巩固地基的吸油桩技术是这些沉箱的工作基础。

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For cases like this the system will have a watertight structures called caissons, which are based on the suction-pile technology used to emplace deep-sea moorings and foundations.

象这种情况，该系统将有个被称作沉箱的水密结构，沉箱基于用来安放深海锚定和地基的吸力桩技术。

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Once in position, the underwater columns are filled with water and anchored to the sea floor with giant suction cups and tension cables.

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The caisson could not simply be capped, because the oil pressure would blow its suction pile out of the sea floor.

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Dredging: excavation, digging, scraping, draglining, suction dredging to emove sand, silt, rock or other underwater sea-bottom material.

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