petroleum 基本解释
名词石油
petroleum 相关例句
名词
1. This land is rich with petroleum.
这片土地盛产石油。
petroleum 网络解释
petroleum在线翻译
1. 汽油：这种由植物提链出来的汽油,可以大大减少汽车散发出来的碳氢化合物 (hydrocarbon) 和一氧化碳 (carbon monoxide) ,令空气污染 (air pollution) 减低百分之四十,而且用这种汽油的汽车,它们的性能跟用传统的汽油 (petroleum) 一样.
2. 软石腊 润肤及润滑成份：Paraffin 石腊 浓度加强剂. | Petroleum 软石腊 润肤及润滑成份. | Polybutene 浓度加强剂.
petroleum 双语例句
1. CO2 and H2S exist in the hydrocarbon zone and foramtion water, as the accompany gases of petroleum and nature gaso or components of formation water, which will cause corrostion to the cement sheath under certain conditions of humidity and pressure. It will decrease the cement sheath`s alkalinity, which results in the decrease of cement sheath`s strength, permeability increase, and places a premium on fluid channeling and borehole wall sloughs accident in plastic formation, shortening the oil- gas well`s production lifetime and giving rise to tremendous ecomonic losses.
CO2和H2S作为石油和天然气的伴生气或地层水的组分存在于油气层或地层水中，在一定的湿度及压力条件下会对固井水泥环产生腐蚀作用，从而降低水泥环的碱性，使水泥环强度下降，渗透率增大，并诱发流体窜流、塑性地层井壁跨塌等事故，从而缩短油气井的生产寿命，造成巨大的经济损失。
2. The last time such a scenario occurred in the September 18, China Petroleum and once in intraday探低9.75 yuan.
上一次这种情况发生在9月18日，中国石油曾在盘中探低9.75元。
3. Photochemical degradation is one of the major approaches to the removal of petroleum in the marine environment.
光化学降解是海洋环境中石油去除的主要途径之一。
4. In fact, the CPC, which had monopolized the market for decades, began to feel unprecedented pressure back when Formosa Plastics started supplying petroleum products to the market, and began to take drastic measures to lower costs and boost efficiency with the aim of preventing too much of a loss in its market share.
其实早在台塑石化开始供应油品之后，独占市场数十年的中油公司即已面对前所未有的压力，开始在降低成本、提升效率方面痛下针砭，以保持市场占有率不致减损太多。
petroleum
5. Dawe B%Oswald T Reduced Adsorption and Separation of Blended Surfactants on Sand and Clay Journal of Canadian Petroleum Technology, 1991, 02
朴玲钰%付晓%杨雅立%陶国宏%寇元离子液体的酸性测定及其催化的二苯醚/十二烯烷基化反应 10.3321/j.issn：0253-9837.2004.01.011 催化学报，2004，01
6. Pay attention to fire prevention when recirculating and eluting with petroleum benzin.
用石油醚回流洗脱时应注意防火。
7. Result: Make sure the best condition to obtain total flavonoids was extraction by sonication and defatting 3 times with an 15 times volume of petroleum benzin.
结果：优化工艺为：以超声的方法，15倍量石油醚脱脂30min，重复3次；再用6倍量80％乙醇提取，第一次提取2h，第二次提取1.5小时。
8. Methods: from prepation of crude drug as start, study the technology of extract and defat with L9 (3~4) orthogonal test. With EtOH extraction and water sed, alkali washing, EtOAC extraction as main methods of eliminate dopant. Finally with alky AlzO3 chromatographic column, rich and gain anticancer active site. The maximum response was achieved at a 40 min extracting time with 10 times volume 90% EtOH added to the sample for the first time and 30 min for the second time. Adding 10 times water will produce precipitation; Place the precipitation into 6 times petroleum benzin to de-fat at 60℃.
云南红豆杉中抗癌活性物制备工艺研究方法：利用正交设计试验L9(3~4)确定原料药提取工艺为：10倍量90％乙醇提取两次，第一次40分钟，第二次30分钟；醇提液用10倍量水沉；沉淀加6倍量石油醚40℃脱脂；用1mol／L的NaOH溶液碱洗，除去酸性杂质；以碱性氧化铝柱，以环己烷／丙酮为洗脱溶剂，在环己烷-丙酮(6：4)段富集到所需活性部位，洗脱剂用量为3VB。
petroleum的翻译
9. MethodsDif-ferent extract was extracted from Buxus Microphylla leaf by systematic solvents (petroleum benzin, ethyl acetate, chloroform, n-butyl alcohol and water respectively), the antihypeflipidemia effects of different extract were observed in the serum levels of total cholesterol and triglyceride on the hyperlipaemia models, which were established through celiac injection of 75% egg-yolk emulsion.
选用系统溶媒（石油醚、乙酸乙酯、氯仿、正丁醇和水）的方法对小叶黄杨叶进行提取，观察各提取物对腹腔注射蛋黄乳液致高血脂症模型小鼠血清总胆固醇及三酰甘油的影响。
10. Methods Bupleurum Chinese was extracted with systematic solvents （petroleum benzin, ether, ethyl acetate, n-butanol, ethyl alcohol and distilled water） respectively. The fluoresence quantitative polymerase chain reaction was applied in vitro pharmacodynamics for the extracts from Bupleurum Chinese.
用溶媒（石油醚、乙醚、乙酸乙酯、正丁醇、乙醇、蒸馏水）对柴胡分别进行提取，应用荧光定量聚合酶链反应技术对各提取物进行体外抗病毒药效学实验，检测离体尖锐湿疣皮损中HPV-DNA的扩增情况。
11. Result: The anticancer active component includes: taxol 9.45%、cephalomanine: 9.63%、10- deacetylbaccatinⅢ: 22.64%、total flavonoids: 19.15%. 3. The preparation of Seiadopitysin control Methods: Take dry Ginkgo leaves and extracted three times by sonication with 95% EtOH, solutions were concentrated under vacuum, after defatting by petroleum benzin, the sample was extracted with EtOAc and the solutions were concentrated under vacuum.
金松双黄酮对照品的制备方法：取干燥银杏叶以95％乙醇超声提取3次，提取液合并，减压浓缩，石油醚脱脂后，用乙酸乙酯萃取，萃取液减压浓缩，经硅胶柱(6cm×80cm)层析，石油醚-乙酸乙酯(9∶1～5∶5)梯度洗脱，产物用甲醇多次冲淋，再以二甲基甲酰氨溶解，反复重结晶，得黄色粉末结晶。
12. This article introduces the using condition and developing trend of common standards of steel pipe used for petroleum and nature gas transmission in China, Euramerica and Russia.
介绍了目前中国、欧美和俄罗斯常用油气输送钢管标准的使用情况及其发展趋势。
13. The technology of air drilling had improved rapidly with the air drilling was taken into account by the petroleum industry, but excessive formation water, wellbore stability, sulfide formatio...
随着石油行业对空气钻井的不断重视，同时使得空气钻井技术也有了迅速提高，但是空气钻井作业过程中地层出水、井壁稳定、含硫地层、井下燃爆等问题仍然是制约空气钻井能否顺利施工的重要因素。
petroleum
14. Part 2 The irreproducibility of petroleum resources and the heavy environmental problems brought by the utilization of the petrochemicals leads the human being pay their much attention to a polymer called PHB for its biodegradability, the reproducibility and good material characteristics.
第二部分石油原料的不可再生以及由石化产品带来的日益严重的环境问题使多聚羟基丁酸(polyhydroxybutyric acid，PHB)以其生物可降解性、可再生性以及良好的材料特性引起人类广泛的关注。
15. Meanwhile, it marks that the horizontal well drilling technology of China National Petroleum Corporation is more approaching the world`s advanced level.
验，提供了有力的技术准备；同时，也标志着中国石油水平井钻井技术向国际领先水平再次迈进一步。
16. In order to meet the requirement of the rapid development of petroleum industry, drilling engineering technology institute of ZPEB developed advanced vdx digital drilling parameter instrument in the world.
为了满足飞速发展的石油工业的需求，中原油田钻井工程技术研究院研制开发了具有世界先进水平的vdx钻井参数仪表。
petroleum什么意思
17. Petroleum-derived polymers can be used in combination to provide really excellent barrier films to both water and oxygen.
石油衍生聚合物可用于组合提供真正优秀的阻隔性薄膜，以水和氧气。
18. Membrane separation processes in many fields such as pollution control, petroleum industry and chemical industry...
膜分离技术在环保、石油、化工等领域的含油废水处理方面获得良好的效果，并具有广阔的应用前景。
19. The use of vegetable oils for engine fuels may seem insignificant today, but such oils may become, in the course of time, as important as petroleum and the coal-tar products of the present time.
1912年，Rudolf Diesel在一场演讲中再度提到：使用植物油作为引擎燃料，现在看起来或许是微不足到，但最终可能变得跟石油与煤焦油产品一样重要。
20. China National Petroleum Corporation, Beijing 100011, China
中国石油天然气股份有限公司，北京100011
petroleum 词典解释
1. 石油；原油
Petroleum is oil which is found under the surface of the earth or under the sea bed. Petrol and paraffin are obtained from petroleum.
petroleum 单语例句
1. Petroleum gas will reach 170 million tons by 2010, most of which will reach China by sea.
2. Nigeria has the double advantage of being the world's largest producer of cassava as well as the sixth largest producer of crude petroleum.
3. After Fu Chengyu became chairman of China Petroleum and Chemical Corp, the company completed 10 overseas deals worth a total of $ 13 billion.
4. China Petroleum & Chemical Corp and a provincial coalbed methane company won the bid for two blocks.
5. petroleum的近义词
5. It should increase coal conversion into liquid energy resources and chemical materials to supplement petroleum products.
6. Morgan, which focuses on the development of storage of petroleum and chemical products.
7. China will boost sour natural gas exploration to ease the country's tight energy supply, said an official at China Petroleum and Chemical Corp on Monday.
8. Chen said the exchange will launch trading in other petroleum and chemical products in the future including crude and refined oil and liquefied gas.
9. He said the exchange now has more than 100 traders, including petroleum and chemical companies and warehouses.
10. China will establish its first professional committee of the coal chemical industry on Friday, according to officials from the China Petroleum and Chemical Industry Federation.
petroleum 英英释义
petroleum的近义词
noun
1. a dark oil consisting mainly of hydrocarbons
Synonym: crude oil crude rock oil fossil oil oil
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