It introduces the new method and construction process of seabed pipeline protection by adopting sand quilt.
介绍采用砂被保护海底管线的新方法及施工过程。
Through experiments involving the diamond wire saw cutting a seabed pipeline, the relations of the wire saw's cutting technological parameters was obtained.
对海底石油管道进行了切割试验，得到了绳锯机的切削工艺参数之间的关系。
The Nord Stream pipeline on the Baltic seabed is being built, bringing Russian gas directly to Germany and reducing dependence on transit countries such as Belarus and Ukraine.
位于波罗的海海床的北溪管道工程正在建设当中，这可以将俄罗斯的天然气直接运送到德国。这就降低了其对于一些例如白俄罗斯和乌克兰的中转国的依赖。
The working process of seabed oil pipeline testing system was introduced.
介绍海底石油管道检测系统的工作过程。
Considering seabed deformation and pipeline bending, the true background and limitation of the contact condition are given in this paper.
考虑海床变形，通过海床和管道的变形分析，给出这种接触条件的真实背景和使用条件。
Aimed at noise cancelling cut for ultrasonic inspecting signal of seabed oil pipeline flaw, a kind of noise cancellation method based on wavelet analysis is studied.
针对海底石油管道超声检测信号的噪声消除问题，本文研究了基于小波分析的噪声消除方法。
In pipe laying and lifting analysis, the contact condition between pipeline and seabed, including deflection, rotation Angle and bending moment, is sometime tricky in a normal mechanical model.
海底管道的铺设分析和提升分析都用到管道和海床之间的接触条件，这个同时含有挠度、转角和弯矩的接触条件，在一般的力学模型中是很难理解的。
The seabed terrain, sand wave migration and the growth of regional erosion ditch create subsea pipeline suspended span.
沙波沙脊区海底管线悬跨的产生，主要是海底地形、沙波的移动和区域性冲沟的发育所造成的。
The liquefaction of seabed under seismic load is one of the main reasons that govern the global stability of submarine pipeline.
地震荷载作用下海床液化是海底管线失稳的主要原因之一。
The influencing factors such as seismic wave direction, support conditions at pipeline ends, distance from the seabed, span and pipes with or without water inside were considered in the experiment.
试验中考虑了地震波输入方向、管道端部支撑情况、悬跨高度、悬跨长度和管内是否有水等因素。
An experimental apparatus for simulating the interaction between current, pipeline and seabed is thereby designed and constructed.
在此基础上，研制了一套能模拟海流、海床与海底管道之间相互作用的实验模拟装置。
In present, the topography near the old 10 pipeline route not only is very complicated, but also has influenced the stability of the nearby seabed.
目前，不仅原管线路由两侧冲刷地形十分复杂，而且已影响邻近区域的稳定性。
In present, the topography near the old 10 pipeline route not only is very complicated, but also has influenced the stability of the nearby seabed.
目前，不仅原管线路由两侧冲刷地形十分复杂，而且已影响邻近区域的稳定性。
应用推荐