油气金属管道带压焊补_建筑科学论文 关键词：焊补、油气管道、带压不置换 [gap=289]Key Words: weld repairs, oil and gas pipelines, pressure not replacement
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oil and gas pipelines safety 油气管道安全
buried oil and gas pipelines 埋地油气集输管道
long gas and oil pipelines 长输油气管道
The pipeline is very important in the exploitation of petroleum. Oil and gas pipelines are prone to corrosion due to the effect of the environment and production transported.
由于输送介质和环境的影响，油气管线常常发生腐蚀。
参考来源 - 油气长输腐蚀管道剩余强度评价技术研究In the fault tree quantitative analysis of oil and gas pipelines, due to lacking of the enough test-data and field-data, the fuzzy mathematics analysis method is introduced.
长输管道系统中由于缺乏足够的现场数据及实验数据,因此利用模糊故障树分析法对长输管道系统进行分析。
参考来源 - 基于故障树分析的长输管道定量风险评价方法研究To increase the accuracy of magnetic flux leakage(MFL) detection measurements in oil and gas pipelines,the fluctuating distance between the sensor and the pipeline surface(liftoff) should be reduced while maintaining the necessary measurement sensitivity.
为了提高油气管道漏磁检测的准确度,需要在确保检测灵敏度的同时,减小磁传感器与被测油气管道表面的距离即提离值的波动的影响。
参考来源 - 期刊学术社区·2,447,543篇论文数据，部分数据来源于NoteExpress
It is building deepwater ports in Pakistan and Bangladesh, roads in Nepal and oil and gas pipelines in Myanmar.
他们在巴基斯坦和孟加拉修建深水港口，在尼泊尔修建公路，在缅甸修建石油和天然气管道。
The underground oil and gas pipelines, especially the pipelines under the water, need steady or periodic-unsteady position inspection.
油气管道铺设以后，需要定期或不定期的进行位置检测，特别是水下管道。
With the construction of oil and gas pipelines, despite of a variety of anti-corrosion and preventive measures, the pipeline leakage still occurs.
随着石油天然气管道建设的大力发展，尽管人们采取了多种防腐和防范措施，但管道泄漏仍时有发生。
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