1. The opening in the hull of a drillship or other offshore drillingvessel through which drilling equipment passes.
钻井船壳体或者其它海洋钻井船舶的开口部分，钻井设备可以通过其中。
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2. It is necessary that drillingvessel is capable of standing still under the action of ocean current wave surge tropical storm and internal wave current in winter.
在冬季的洋流、涌浪以及热带风暴和内波流作用下钻井船有能力保持位置不动是很有必要的。
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3. A simple separator vessel used to remove free or entrained gas from fluids circulated in the wellbore, such as mud used during drilling operations.
从井筒的循环流体(如钻井作业中所用的泥浆)中去除游离气或夹带气所用的一种简单的分离容器。
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4. Marine riser is a critical component of a floating vesseldrilling system.
隔水管是浮船钻井系统的一个关键部件。
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5. Mini type sea water desalination equipment, Applied to the warship, ocean fishing vessel, offshore drilling platform and island.
小型海淡设备，应用于兵舰，远洋渔船，海上钻井平台，海岛。
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6. Mini type sea water desalination equipment, Applied to the warship, ocean fishing vessel, offshore drilling platform and island.
