石油

Compareing with essential oil of the steam distillation method and the bensine solvent extraction method through GC-MS analysis .The result showed that:the essential oil principal constituent extracted by benzine is camphene,a-pinene,bornyl acetate, limonene, 1-methyl-4-(1-methylethyl)-1,4-cyclohexadiene, myrcene, caryophyllene, borneol.

对巴山冷杉针叶水蒸气蒸馏和石油醚萃取所得精油的GC-MS 分析对比研究结果表明：石油醚萃取精油主要成分为：莰烯，a-蒎烯，乙酸龙脑酯，柠檬烯，1-甲基-4-异丙基-1，4-环己二烯，月桂烯，石竹烯，龙脑。

If the oil is not there 21,098,900,000 were H shares, then people can not help but ask, do not want to withdraw from the market in the oil would sooner or later become a non-flood discharge can not be "Landslide Lake"?

如果石油不存在二百十万九千八百九点零零万人H股，那么人们不禁要问，不想从石油市场迟早会退出成为非泄洪不能"堰塞湖"？

That will greatly reduce the power of the oil cartel to raise prices.

这也将极大降低石油卡特尔提高石油价格的能力。

As to Catalpa ovata G.,'the root growth was enhanced by low level pollution, while limited by high level pollution.

对梓树苗木则为，低浓度的石油污染对苗木根系生长有促进作用，而高浓度的石油污染对根系生长有抑制作用。

Key Laboratory of Catalysis of CNPC, University of Petroleum, Beijing 102200, China

石油大学中国石油天然气集团公司催化重点实验室，北京 102200

After 30 years of development, Shanghai Petrochemical Co., Ltd. now has become China's largest oil refining chemical integration, highly integrated petrochemical enterprises modernization is one of China's development of a modern petrochemical industries an important base.

历经三十多年的发展，如今上海石化股份有限公司已成为中国规模最大的炼油化工一体化、高度综合的现代化石油化工企业之一，是中国发展现代石油化工工业的重要基地。

On this industry catenary, limited company of astral science and technology in home as the earliest production cheers the enterprise of machine, changing terminal to sell course of study to offer for Chinese oil stone in recent years cheer equipment and relevant service respect, with its original technical dominant position, service dominant position reachs advantage of credit, brand, won terminal of Chinese oil petrifaction to sell the general self-identity of the enterprise, its cheer machine product home market to have rate year after year to increase by degrees, already amounted to 40 ％ left and right sides at present.

在这条产业链上，正星科技有限公司作为一家在国内最早生产加油机的企业，近年来在为中国石油石化终端销售业提供加油设备及相关服务方面，以其独到的技术优势、服务优势及信誉、品牌优势，赢得了中国石油石化终端销售企业的普遍认同，其加油机产品国内市场占有率逐年递增，目前已达 40％左右。

China has been a net oil importer since 1993 , with the bulk of its Middle Eastern energy imports being transported circuitously by sea via the Strait of Malacca .

从1993年以来中国就成为石油净进口国，大量的中东石油进口通过漫长的海上运输，途经马六

Most of these depend heavily on Russian gas and oil. These are typically costly and come from clapped-out fields along ageing pipelines through unreliable transit countries, with unwelcome political conditions attached.

这些国家中的很大一部分及其依赖于俄国燃气和石油，又昂贵又是从破旧地区沿着老化的石油管道输送而来，还要经过靠不住的传送国家并接受它们附加的恼人的政治条件。

We recognize that the reasons behind the oil price volatility are complex and manifold, including growing demand for oil, concerns over the adequacy of investment in oil production capacity in the long-term, current low levels of spare production capacity, refining capacity bottlenecks, prolonged political instability in some oil producing regions and market speculation.

我们认识到，造成油价波动的原因复杂多样，包括石油需求增加、人们对长期石油投资是否充足的担忧、当前剩余产能较低、炼油能力瓶颈、某些产油地区持续政治动荡、市场投机等。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷