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- legal oil or gas [经] 合法石油或天然气
- An explosive fired in an oil or gas well to begin or increase the flow. 井底爆炸器在油井或气井中引爆的爆炸物，用来引起或抬高油或气的流动
- A trap is one of the five essential requisites for a commercial accumulation of oil or gas. 圈闭是石油和天然气形成商业性聚集的五大要素之一。
- If you dig deep enough, with luck, you will strike oil or gas, which are used as our main sources of fuel and energy. 如果你挖得够深，就可能挖到石油或者天然气。这些东西都是人类的主要燃料和能源。
- Big fields, they argue, can take a decade or more to develop, and may then produce oil or gas for several decades more. 它们认为由于开发大型油田可能需要十年甚至更长的时间，而投产之后又能持续数十年的油气生产。
- Whether in coal, oil or gas, carbon is the essential ingredient of all fossil fuels. 无论是煤炭、石油还是天然气，碳是所有化石燃料的重要组成部分。
- Thermostatically controlled, automatically pellet fed, heats home and hot water. More efficient than oil or gas. [相关分类:其它能源,取暖器,热水器,锅炉,冷藏和热交换
- When referring to OCTG, tubing is a separate pipe used within the casing to conduct the oil or gas to the surface. 在OCTG里，Tubing指的是将石油和天然气输送到地面的管道。
- A cylindrical mass drilled vertically into the earth and removed from it to determine composition or presence of oil or gas. 钻心圆柱形物质，用于垂直地钻入地下然后取出以测定石油或天然气的组成或存在
- Only good angular trace gather in AVO technique can be used to determine petrophysical parameters and to detect oil or gas. 在AVO技术中,只有高质量的角道集才能确定岩石物理参数、进行油气检测。
- In addition to mugging Yukos, it has often intimidated its neighbours with threats to cut off their oil or gas supplies. 扳倒尤科斯不算，还经常要挟邻国声称要切断石油或天燃气供应。
- Pipelines, manifolds and valves that connect the production wells with separators on the platform are exposed if oil or gas from the reservoir contains sand. 通过开采平台上分离器与生产井连接的管道、集管和阀门，将受到储油池中的油或者气含有的泥沙的影响。
- The isotope ratio is directly used for comparing oils or gases. 同位素比率直接用于比较各种石油或天然气。
- Russia may shut off oil or gas deliveries to smaller ex-communist countries for spurious “technical” reasons from time to time. 俄罗斯可能会以种种“技术”原因经常切断对前共产党小国的能源供应。
- For many countries, though, the first booty from any newly acquired seabed will be either oil or gas, both of which can now be extracted fairly easily from deep water. 对很多国家来说，来自于新取得的海床的第一桶金不是石油就是天然气，因为石油的天然气的深水开采目前都比较容易。
- Matter can exist as a solid, liquid, or gas. 物体存在的形态有固体，液体，气体。
- An oil or a flavoring obtained from this plant. 冬青油从这种植物中提取的油或调味香料
- Shall I use oil or butter for frying the onions? 我用普通油还是黄油来炒洋葱呢?
- Back value:Value of oil or gas taking the price paid downstream for the product less the transportation and other costs incurred Between the wellhead and the downstream place of sale. 回算值;倒求值:即扣除运费及其他发生于油井和销售地之间的费用后,成品油或气的价值。
- On the basis of study lo structure and sedimentary background of Wuerxu depressions, conditions of source rocks, reservoir rocks, cap rocks, oil or gas accumulation and migration were studied completely and systematically in the areas. 在研究区构造、沉积背景研究的基础上，全面、系统地研究了乌尔逊凹陷南二段油气成藏的各种条件，即生、储、盖、圈和运聚条件。
