... casing-head gas 油井气 ; 套管头瓦斯 casing screw head 套管母扣护丝 casing drive head 套管帽 ...
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文章以夏子街油田三叠系油气藏为例，讨论了油气藏油井气窜特征及其机理。
By taking the Triassic oil and gas reservoir in Xiazijie oil field as an example, the properties and mechanisms of gas channelings in oil Wells in the reservoir are discussed in the paper.
由于大油井的枯竭，要想从北海有利地获取石油和天然气，我们必须集中精力于小储量油井的开采。
To harvest oil and gas profitably from the North Sea, we must focus on the exploitation of small reserves as the big wells run dry.
这份报告表示，油井上一个有问题的水泥塞使得天然气和其他液体通过生产管道涌向海面。
The report indicates that a bad cement seal on the oil well allowed gas and other liquids to flow up the production pipe.
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