单词：biopolymer drilling fluid
单词：biopolymer drilling fluid 相关文章
The situation is still very fluid. There remains degree of uncertainty and there are still regime elements who pose a threat. But this much is clear: The Gaddafi regime is coming to an end, and the future of Libya is in the hands of its people. In ju
CNN2011年(八)月
The top US commander in Afghanistan, General Stanley McChrystal, is in hot water with the White House for some derogatory comments he made during an interview for a magazine article. The remarks were controversial enough to have him summoned to the W
2010年NPR美国国家公共电台6月
Do you need eight glasses of water everyday? Tring to do the right thing by drinking eight full glasses of water everyday may do little more than making a person run to the bathroom, a researcher said. Newspaper articles, health and beauty magazines
有声杂志阅读
ARI SHAPIRO, HOST: President Trump will sign an executive order tomorrow that aims to expand offshore drilling. The order will essentially try to undo actions taken by his predecessor, Barack Obama, that restricted drilling in the Arctic Pacific and
2017年NPR美国国家公共电台4月
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. In theory, scientists could learn a lot about our health by testing tiny amounts of bodily fluidsa drop of blood, a tear, a bead of sweat. But somethin
Scientific American(十一)月
U.S. President George Bush is again calling on opposition Democrats in Congress to expand offshore oil drilling. VOA White House Correspondent Scott Stearns reports, high energy prices are a big part of this year's presidential campaign. President G
VOA标准英语2008年（八月）
Environmentalists claim the drilling could contaminate New York's unfiltered drinking water sources with dangerous chemicals and radioactivity Carolyn Weaver | New York 24 December 2009 Photo: Sabine Aronowsky Manhattan borough president Scott String
VOA标准英语2009年(十二月)
Alaskan Wins Environmental Prize for Opposing Offshore Drilling Saving her village traditions means everything to community activist Caroline Cannon. This includes the annual hunt for one bowhead whale, in which villagers use wood-framed boats covere
VOA标准英语2012年(四月)
CHARLIE: Beer! Where is the beer! HUGH: Don't be such a beer hog, Charlie. Why don't we play some frisbee first? CHARLIE: Frisbee? Without beer? Are you kidding? I won't be able to catch it. I won't b
娱乐英语
Sleep. It's something we spend about a third of our lives doing, but do any of us really understand what it's all about? Two thousand years ago, Galen, one of the most prominent medical researchers of the ancient world, proposed that while we're awak
英语语言学习
22 防止口蹄疫的传播 DATE=3-17-01 TITLE=IN THE NEWS #472 - Foot-and-Mouth (1)Disease BYLINE=George Grow (Start at 1'08
科技之光
By Cynthia Kirk ENVIRONMENT REPORT - April 26, 2002: Arctic Refuge Drilling This is the VOA Special English ENVIRONMENT REPORT. The Democratic-controlled United States Senate has voted to block explor
健康与环境
flow vi.流，流动 flower n.花，花卉；开花 flu n.流行性感冒 fluctuate vi.波动 vt.使波动 fluent a.流利的，流畅的 fluid n.流体，液体 flush n.兴奋，脸红；发烧 flute
考研英语
By Mil Arcega Washington 11 July 2006 Watch Offshore Drilling report The United States House of Representatives has passed a controversial measure designed to lift a 25-year ban on oil drilling in U.S. coastal areas. As VOA's Mil Arcega reports, env
2006年VOA标准英语（七月）
He can get a sense of the sweep of the whole company, the iPhone and iPad, the iMac and laptop and everything we're considering. 他能够把握公司的全局，包括iPhone、iPad、iMac和笔记本电脑，以及其他我们正在考虑的产品。
乔布斯传
Can it really be sixty-two years ago that I first saw you? 我们初次相遇，难道真的是六十二年前吗？ It is truly a lifetime, I know. But as I gaze into your eyes now, it seems like only yesterday that I first saw you, in that small ca
英语美文
THE flow of oil from cracks in the seabed off the coast of Rio de Janeiro has long since slowed to a mere trickle. Not so the retribution against Chevron, an American oil company that was drilling in the Frade oilfield on November 7th when a sudden r
经济学人综合
My friend Sarah is a vet. I have asked her to tell us about a typical days work. I am a veterinary surgeon and work for a charity called PDSA, which stands for the Peoples Dispensary for Sick Animals. We treat pets belonging to people who are on stat
听播客学英语