在欧洲中午早些时候，十月交割的标准原油上涨72美分至每桶$77.17（截止新加坡当地时间下午的晚些时候在美国期货交易所电子交易系统的价格）。
By early afternoon in Europe, benchmark crude for October delivery was up 72 cents to $77.17 a barrel at late afternoon Singapore time in electronic trading on the New York Mercantile Exchange.
与历史标准相比，原油和天然气的价格仍然相对较高，但是自7月以来已经下跌了一半。
Oil and gas are still relatively expensive by historical standards, but the prices have fallen by half since July.
原油目前的交易价格没有高出8月9日的主要低点多少，当时的低点出现在标准普尔评级机构下调了美国信用评级，让全世界震惊之后。
Crude oil is now trading not far above key Aug. 9 lows, seen after the Standard &Poor's rating agency downgraded the U.S. credit rating, sending shockwaves around the world.
对此，标准可再生能源(Standard Renewable Energy)的首席执行官约翰•伯杰(John Berger)的看法是：“在原油价格达到每桶100美元的今天，石油工业会需要1美元吗？”
"How can the oil industry need a dollar in the days of $100 crude oil?" says John Berger, CEO of Standard Renewable Energy.
油田集输系统中的含水原油计量多采用动态计量方式，对计量准确度能否满足标准要求考虑较少。
On the oilfields metering of water-content crude basically is by means of dynamic methods, people not much considers the allowable standard accuracy.
通过冷却循环水系统的现场应用，达到了计量标准的要求，降低了计量误差，验证了该系统在原油计量中的作用。
It is proved that the field application of cooling water recirculation system can meet the measurement standards and reduce metering errors.
采用氧弹燃烧-离子色谱法对原油标准物质中的硫含量进行定值。
Sulfur content in crude oil certified reference material was deterimined by oxygen bomb combustion and ion chromatography method.
对我国原油计量同国际接轨的有关方法、标准和技术进行探讨；指出，原油计量体积交油同国际接轨是必要的和可行的。
It also discusses the corresponding methods, standards and technology in order to bring China's crude measurement more in line with international practice, which is both necessary and feasible.
以原油产量增量变动为标准，应用马尔可夫链对原油产量进行了预测，为油田生产决策提供依据。
In order to provide reference for production decision the paper takes the increment change of crude oil production as a foundation and predicts the crude oil production by using Markov Chain.
以原油产量增量变动为标准，应用马尔可夫链对原油产量进行了预测，为油田生产决策提供依据。
In order to provide reference for production decision the paper takes the increment change of crude oil production as a foundation and predicts the crude oil production by using Markov Chain.
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