石油由原油和天然气组成，它们似乎来源于海洋沉积物中的有机物质。
Petroleum, consisting of crude oil and natural gas, seems to originate from organic matter in marine sediment.
在炼油厂，从地下提取的原油被分离成天然气、汽油、煤油和各种其他类型的油。
At a refinery, the crude oil from underground is separated into natural gas, gasoline, kerosene, and various oils.
经济低迷正在抑制市场对石油和天然气的需求，导致基准原油价格跌破每桶50美元。
The economic downturn is drying up demand for oil and natural gas, dropping the benchmark price for a barrel of oil to below $50.
但是，海床中剩下的大约190亿桶原油和860,000亿立方的天然气储量，显然还够美国折腾几年的。
But the rest of the seabed may still contain as much as 19 billion barrels of oil and 86 trillion cubic feet of gas-enough to keep America going for a few years.
这些收支失调将会从原油与天然气的部分收入中进行抵销。
Those offsets will be paid for in part with revenue from oil and gas.
专家认为，可再生能源现在面临的首要问题是信贷紧缩会持续多长时间，原油和天然气价格会跌到什么程度。
The central questions facing renewables now, experts say, are how long credit will be tight and how low oil and natural gas prices will fall.
石油公司BP负责人说，静态封杀是一项两期工程的第一步，工程将包括在油井管道中注入水泥，封堵原油和天然气的泄漏。
BP officials say the static kill is the first step in a two-part operation that involves filling the well pipe with cement to block the release of oil and natural gas.
再者，与天然气和原油相比，燃烧煤炭产生CO2的吨均价格低廉些。
Moreover, compared to natural gas and crude oil, coal is much cheaper per ton of CO2 released.
油当量代表消费的所有形式的能源，其中包括原油、核电、煤炭、天然气以及水力发电等再生资源。
The oil-equivalent metric represents all forms of energy consumed, including crude oil, nuclear power, coal, natural gas and renewables sources such as hydropower.
支持者担心如果原油和天然气价格持续下跌，公用事业和消费者购买昂贵的可再生能源的刺激因素将会收缩。
Advocates are concerned that if the prices for oil and gas keep falling, the incentive for utilities and consumers to buy expensive renewable energy will shrink.
在周六与普京随行的是一队科学家，他们负责研究天然气水合物，以及贝加尔湖湖底原油的自然渗漏问题。
Putin joined the team of scientists studying gas hydrates and natural seepage of crude oil on the bottom of Baikal on Saturday.
BP公司的马孔多油井近三个月来持续向海水中泄漏原油和天然气，直到七月工程人员加上了控油罩才止住了漏油。
BP's Macondo well spewed oil and natural gas for nearly three months, before crews installed a cap that halted the leak last month.
原油和天然气的生产占了GDP的近半数。
Crude oil and natural gas production account for nearly half of GDP.
中哈原油管道、天然气管道等大型合作项目树立了两国能矿资源合作的典范。
The major cooperation projects of crude oil and natural gas pipelines are the role model of the bilateral cooperation in energy and mineral resources.
这就表明，对碳排放征税对煤炭的影响远大于原油（或天然气）。
This implies that any tax on carbon has a much higher impact on coal than on crude oil (or gas).
为了向他施压，俄罗斯提高了天然气价格，减少了原油供应。
To increase the pressure on him, Russia has now raised gas prices and slashed its supply of crude.
德州拥有美国四分之一的原油储量和30%的天然气。
Texas has nearly a quarter of America's crude oil reserves, and 30% of its natural gas.
此外，由于天然气常与石油混在一起，原油生产、提炼、运输和储存也是一个甲烷排放来源。
Moreover, because gas is frequently encountered in association with oil, the production, refinement, transportation, and storage of crude oil is also a source of methane emissions.
首尔——二月，因为出口的增长和国内节日对原油和天然气需求的减少，韩国外贸盈余远远超过预期。
SEOUL—South Korea posted a much larger-than-expected trade surplus in February as ship deliveries boosted exports, while imports fell as holidays reduced crude oil and natural gas demand.
他是最大的天然气以及第二大原油出口国。
It is the largest exporter of natural gas, and the second largest supplier of oil.
中俄原油管道项目顺利启动，双方在核能、电力、天然气等能源领域达成新的共识。
The China-Russia crude oil pipeline project kicked off smoothly and both sides entered into new consensus in such fields as nuclear energy, power and natural gas.
而且，很多天然气制造商对旧的定价结构很满意，特别是当原油的价格高涨的时候。
Still, many gas producers are happy enough with the archaic pricing structure, particularly when oil prices are high.
这些中东国家，其原油储量占世界原油储量的55%，其天然气储量也占世界天然气储量的41%，即然如此，为什么这些国家还要去接纳别的其它能源？
With a total of 55 percent of the world's crude oil reserves and 41 percent of its natural gas, why should they?
中俄原油管道正式投产运营，煤炭、天然气、电力等能源合作进展顺利。
China-Russia oil pipeline has been formally put into operation and the bilateral cooperation in the energy fields of coal, natural gas and electricity moves forward steadily.
随着原油与天然气价格在近期高位运行后大幅下跌，这家石油巨头的收入从2650亿美元减少至1670亿美元，降幅高达37%。
With prices for crude oil and natural gas off sharply from their recent highs, revenue at the oil giant tumbled 37%, from 5 billion to 7 billion.
自从2006年Evo Morales宣布石油和天然气产业收归国有，原油产量已经下滑了一半。
Output of crude oil has fallen by half since oil and natural gas were nationalised by Mr Morales in 2006.
自从2006年Evo Morales宣布石油和天然气产业收归国有，原油产量已经下滑了一半。
Output of crude oil has fallen by half since oil and natural gas were nationalised by Mr Morales in 2006.
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