单词：hydraulic oil pump driving device housing
单词：hydraulic oil pump driving device housing 相关文章
Textalyzer Aims at Deadly Distracted Driving 能够测试驾驶时是否分心的神器 Fifty years ago, British inventors made and marketed the first electronic breathalyzer. The alcohol gauge has become standard issue for U.S. law enforcement crack
2017年Scientific American(八)月
One of the first lessons new drivers learn is to keep their eyes on the road. 新手上路的第一课，目视前方。 Unfortunately, cell phones and other electronic devices are causing many drivers to lose their focus and sometimes their lives. 然
医学英语轻松学
By Gary Garriott Broadcast: November 25, 2003 This is Steve Ember with the VOA Special English Agriculture Report. From the beginning of human history, people have used oils from seeds and nuts. Most
VOA2003（下）-农业与经济
AS IT IS 2015-12-01 Driving Safer, Easier With New Electronics for Cars 新汽车科技令驾驶更安全更容易 Improvements in electronics for autos are making cars safer and smarter. Some new car models are fashionable. Others can go a long way
2015年VOA慢速英语(十二)月
AS IT IS 2015-01-09 Oil Supply Swells Driving Prices Down The price of oil has continued to drop, reaching its lowest levels in more than five years. Many experts say one main reason is that oil supplies are high. Carl Larry is an oil and gas expert
2015年VOA慢速英语(一)月
Life-saving Heart Pump Developed for Children Sixteen-year-old Marco Murguia can now play basketball and live a normal life. But in early 2007, when he was ten, his mother, Connie Murguia, noticed he was acting sluggish and took him to Texas Children
VOA标准英语2012年(八月)
Oil Prices Ease, But Airlines Still Worried Jet fuel prices were about one-seventh of the expenses for a typical airline a decade ago - consuming less of the budget than pay for pilots and other workers. But International Air Transport Association sp
VOA标准英语2012年(五月)
BP oil company has announced its first major success in containing a massive oil leak in the Gulf of Mexico. Engineers inserted a metal tube into a broken pipe on the sea floor, to siphon oil into a ship on the surface. BP engineers implemented the f
VOA标准英语2010年(五)月
'Horseheads' dip into the earth to make their owners a few bucks Ted Landphair | Washington, DC 31 March 2010 If you wonder why pumpjacks are sometimes called horseheads, stick a couple of ears and paint an eye on each side of this one, and you'll se
VOA标准英语2010年(四)月
Doctors Achieve Milestone Using Artificial Heart With No Beat In March, two doctors at the Texas Heart Institute in Houston achieved what medical experts call a major milestone by implanting a continuous-flow artificial heart in a human patient. The
VOA标准英语2011年(七月)
OPEC Sees Oil Demand Decline Again Demand for crude oil from OPEC countries is expected to decline again next year, as independent producers, especially the United States, increase their supplies. Times are gradually changing for OPEC, the Organizati
VOA标准英语2013年(七月)
US Oil Surge Could Impact Mideast Geopolitics The IEA report describes a 'supply shock' from the United States rippling through world oil markets. The key to it is the resurgence of shale development in the United States, John Mitchell, an oil market
VOA标准英语2013年(五月)
Texas Town's Fortunes Rise And Fall With Pump Jacks And Oil Prices AUDIE CORNISH, HOST: The middle class in America is constantly shifting and changing shape. Since the 1970s, it's shrunk decade by decade. We also know that income inequality is growi
2016年NPR美国国家公共电台8月
And next to a threat we have never before seen -- a common medical device found in so many hospital rooms could be vulnerable to a cyber-attack, the FDA warning hospitals be on alert for hackers. Here's ABC's Aditi Roy. Hospitals across the country r
访谈录2015年
By Michael Bowman Washington 23 April 2008 Since the beginning of the decade, gasoline prices in the United States have roughly tripled, while the global price of a barrel of oil has risen even more. The trend has inflicted pain on consumers and petr
VOA常速英语2008年（四月）
AGRICULTURE REPORT - How to Strike Oil (From Seeds, That Is) By Gary Garriott Broadcast: Tuesday, July 19, 2005 I'm Jim Tedder with the VOA Special English Agriculture Report. Where cottonseed oil beg
农业与发展
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 Mil Arcega Washington 15 March 2007 watch Arcega report The recent downtrend in U.S. stock prices is being blamed on nervous investors - in particular, those who are worried about mortgage companies' financial difficulties, especially the problem
2007年VOA标准英语（三月）
Investors are seeing new opportunities to make money on oil. The price of crude oil rose to its highest level in 15 months on Wednesday amid speculation that a weak dollar and cold weather across many parts of the world will boost energy demand. But
VOA标准英语2010年(一月)
The United States and Russia have announced that they'll resume their talks in an effort to halt the bloodshed in Syria. Washington broke off all negotiations with Moscow nine days ago amid extreme tension over the failure to secure a ceasefire. The
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