单词：lubricating oil clarifier
单词：lubricating oil clarifier 相关文章
The price of oil has dropped around 20 percent in recent weeks, but remains more than double what it was just a couple of years ago. The high price has given oil companies the incentive to revisit old fields long ago abandoned as unprofitable. As VO
VOA标准英语2008年（八月）
By Gilbert Da Costa Abuja 30 January 2006 President Olusegun Obasanjo Nigerian President Olusegun Obasanjo has vowed to stamp out violence in the country's troubled Niger Delta. He spoke late Monday a
2006年VOA标准英语（一月）
Scientists at the Massachusetts Institute of Technology have turned to Mother Nature for inspiration, inventing a device that mimics photosynthesis, the process plants use to convert sunlight and water into usable energy. MIT chemistry professor Dani
VOA标准英语2011年(四月)
Kurdish Peshmerga Force Secures Kirkuk, Its Oil KIRKUK, IRAQI KURDISTAN The Kurdistan regional government has sent its Peshmerga troops into the adjacent province of Kirkuk to drive out insurgents, and to secure the area's rich oil fields. By doing t
VOA标准英语2014年(七月)
US Could by 2017 Be World's Biggest Oil Producer The International Energy Agency says that by 2017 the United States is likely to overtake Saudi Arabia as the world's biggest oil producer. The Paris-based energy agency said Monday in its annual forec
英语新闻
By Alisha Ryu Nairobi 21 August 2007 In a sign of a growing rift between Somalia's semi-autonomous Puntland region and the country's interim government, Puntland's president says he will not recognize a proposed oil law that nullifies any exploration
2007年VOA标准英语（八月）