海底管道、海底电（光）缆工程；
Projects of seabed pipes and seabed electric (optical) cables;
海底管道是海洋油气工程的重要组成部分。
Submarine pipeline is very important for the ocean oil and gas engineering.
他们正在修建海底管道以从千里之外输送石油。
They are building undersea pipes to convey oil from thousands miles away.
海底管道涡激振动控制是管道设计中的重要问题。
The control of vortex vibration of submarine pipeline is very important in the design of submarine pipeline.
波束角会严重影响单波束对海底管道的探测能力。
The beam angle can badly influence the inspection ability of .
提出了基于灰色理论的海底管道剩余寿命预测方法。
A method to forecast the remaining life of corrosive submarine pipelines based on grey theory was proposed.
在地震活动区铺设海底管道必须考虑地震荷载的作用。
Seismic loading should be taken into account while constructing submarine pipelines in the seismic active zones.
海底管道保温结构通常分为单重和双重钢管保温结构。
Thermal insulation coating systems for subsea pipelines can be classified as single and double-steel pipe insulation systems.
海底管道大都是由深水到浅水，经过潮差段登上陆地的。
Submarine pipelines land generally from deep water to shallow water, through tidal zone.
介绍了一种“无填充材料”新型海底管道现场接点设计方案。
This thesis introduces a new "No-filling material" field joint design for subsea pipeline.
在浅地层剖面图上，海底管道具有较强能量的弯月形绕射特征。
On the sub-bottom profiling, the pipeline's reflection has strong diffraction which shows "Crescent-shaped".
铺设在地震活跃区域的海底管道可能在地震荷载作用下发生破坏。
Submarine pipelines constructed in seismically active regions may be damaged under seismic load.
河流穿越管道和海底管道一般采用组合结构，以保证其安全运行。
River crossing pipelines and subsea pipelines usually involve composed structure in order to ensure safe operation.
但是如果有必要，它也可以有数个出口，以便将涌出的原油改道流进海底管道。
But it would also have outlets that could divert that flow, if need be, into undersea piping.
利用物理模型试验，测量粉土海床海底管道所受波压的大小和方向。
The magnitude and the direction of wave pressure on submarine pipeline in silty bed are measured in physical model experiment.
研制了用于海底管道铺设质量检验的多通道全自动超声波检验系统。
A full automatic multi-channel ultrasonic detecting system has been developed to control the laying quality of submarine pipeline.
指出我国海底管道发展前景是光明的，海底管道工程将会逐渐增多。
Constructing the offshore pipeline has a bright future. The offshore pipelines will increase gradually.
隔水板桩和海底管道地基土体的渗透破坏是两个典型的工程失效问题。
Seepage failures of the foundations for sheet-pile and submarine pipeline are typical issues in the hydraulic engineering.
尤其是作为海洋石油工程生命线的海底管道，其风险应努力降至最低。
Especially, Marine pipelines, considered as lifelines of ocean oil engineering, are supposed to have a low risk.
海底管道是海上油气运输中最主要的，也是最快捷、经济、可靠的方式。
Submarine pipeline is one of the most important, quick, economical and reliable manner for offshore oil and gas transportation, which is widely used nowadays.
本文运用弹性杆理论建立了铺设过程中海底管道的综合相容的力学模型。
In this paper, the elastic rod theory is applied to establish a comprehensive and consistent mechanical model for a: Marine pipeline during installation in ocean.
本文的研究内容和结论对未来海底管道的规划和施工具有一定的指导意义。
The research contents and conclusions in the paper are important to the programming and construction of future pipeline.
RP作为参考，广泛用于海底管道和接口的维修/修改的配件质量鉴定中。
The RP is widely referenced for the qualification of fittings and systems used for pipeline subsea repair and/or modifications and tie-ins.
然而，恶劣的海洋环境使得海底管道不可避免地产生凹痕、裂纹等各种损伤。
However, the harsh Marine environment makes submarine pipes inevitably produce dent, crack and other damage.
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.
着重说明海底管道接岸段海洋水文方面的设计特性，叙述其常规的铺设安装方法。
This article mainly describes the design characteristics of ocean hydrology for nearshore segment of subsea pipeline.
本文运用弹性杆理论建立了小应变、大挠度铺设过程中海底管道的静态分析力学模型。
In this paper, the elastic rod theory is applied to establish a static analytical mechanical model for a small strain, large deflection Marine pipeline during installation in ocean.
针对海底管道泄漏监测问题，基于信号检测原理分析了受噪声干扰的流量差观测序列。
Based on signal detection theory, the real-time leakage detection problem of submarine pipeline was discussed, by means of the observed series of mass flow difference of pipe.
在海底管道维修领域，筒型基础可作为管道支承结构、维修舱基础及管道提升装置等。
In area of repairing pipelines, the suction foundation can be used as a pipeline supporting base going through a soft soil segment.
在海底管道维修领域，筒型基础可作为管道支承结构、维修舱基础及管道提升装置等。
In area of repairing pipelines, the suction foundation can be used as a pipeline supporting base going through a soft soil segment.
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