我们刚完成了第一次水下维修，发现有一个水管已经破裂了。
We have just done our first underwater repair, having found a piece of timber had broken.
由于受其地理位置和环境条件制约，无法实现干地施工，水下维修也有相当大的难度。
For restrained by project location and environment condition, impervious treatment can not be performed in the dry, underwater repair is also difficult.
潮汐能的一个问题是维修水下设备比较困难。
One trouble with tidal power is the difficulty of servicing underwater installations.
鉴于维修管道需要派遣潜水艇深入水下一英里处，在一片漆黑中修理受损的设施，这可能要花上一阵子。
And since fixing it involves sending remote-controlled submarines a mile below the surface to tinker with mangled machinery in the dark, that could take a while.
在海底油气管道维修过程中，针对海底作业工况和油气管道的特殊结构采用水下金刚石绳锯机完成管道切割作业。
The job of maintenance adopts the underwater diamond wire saw for cutting the oil - gas pipelines aiming at the characteristic of the benthal condition and the structure of the pipelines.
从水下遥控潜水器和电缆管道检查的数据收集和豪华的视察报告解释为对这些设施的状况，以客户的维修工程师。
Data from underwater ROV inspections of pipelines and cables are collected and interpreted by Horizon's inspectors to report on the condition of those facilities to the client's maintenance engineers.
本发明属于水下管线、电缆维修装置的改进。为水下管线、电缆的 维修提供一种水下干式维修工作舱。
The invention relates to an improvement on the underwater tube and cable maintainer, especially providing an underwater dry maintain cabin.
海底石油管道出现损坏时，在维修过程中需要将管道切断，采用常用的水下切割方法很难完成切割工作，文中提出了水下金刚石绳锯机切割技术。
Specialized pipe cutting technology is required to repair damaged seabed oil and gas pipelines because common underwater cutting methods have difficulty working.
该工作舱有如下特点：它可安装于有自航能力的潜水器上，无需水 面工作船舶的配合即可进行水下管线、电缆的维修作业；
The invention is characterized in that: it can be mounted on the diver with self navigation ability, to process the maintenance without working ship;
水下管道干式维修系统的基本设备是一套大型水下干式舱。
The "Underwater Pipeline Dry Repair System" is a National "863" Hi-tech project.
在深水钻井作业中，一旦水下防喷系统发生故障，就必须将防喷器组和隔水管起出水面进行维修，将造成上百万元的损失；
When drilling in deepwater, once the Subsea BOP system breakdown, the BOP and riser must be pulled to the surface and cause great economic loss.
由于采用螺栓联接，避免了焊接质量差的水下焊接，可直接用于海底管道维修。
Poor sub-sea welding is avoided by using bolt connection; it can be directly used for sub-sea pipeline welding.
由于采用螺栓联接，避免了焊接质量差的水下焊接，可直接用于海底管道维修。
Poor sub-sea welding is avoided by using bolt connection; it can be directly used for sub-sea pipeline welding.
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