单词：acidic hydrocarbon
单词：acidic hydrocarbon 相关文章
Technology Report - Could Waste Plastic Reduce Our Need for Oil? 科技报道 - 塑料制油技术是否可以减少美国的石油需求 From VOA Learning English, this is the Technology Report in Special English. 这里是美国之音慢速英语科技
2012年VOA慢速英语(十一)月
This is Scientific American's 60 Second Science. I'm Steve Mirsky, got a minute? The Meridiana Planum region of Mars once had water that was really soft and highly acidic, conditions in incredibly hostile to any life forms that we know about. So any
Scientific American(二)月
Hungry Lasagna So you made lasagna last night, and it was delicious. You saved the leftovers by wrapping aluminum foil over the top of the pan, and putting it in the fridge. When you get hungry today, you go to look for that lasagna, but it looks lik
英语听力文摘 English Digest
Fish raised in the more acidic seawater that would result from higher carbon dioxide levels forget to flee predators. More carbon dioxide emissions lead to more CO2 dissolving in the oceans, which turns the water acidic. Those sour seas slow the grow
60秒科学
India, China Compete for Overseas Oil Assets 印度、中国竞标海外石油资产 India's biggest state-run oil firm recently lost out to a Chinese company in a bid to acquire PetroKazakhstan -- a
VOA2005（下）--全球经济要闻
More carbon dioxide emissions lead to more CO2 dissolving in the oceans, which turns the water acidic. Those sour seas slow the growth of corals. And it turns out acidic seawater also makes clownfish and damselfish suicidally bold and reckless, accor
Scientific American(七)月
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Landfills produce methanewhich can be valuable as an energy source. But scientists haven't known why landfills make so much methane. The solid waste in
Scientific American(四)月
This is Scientific American 60 second Science, I am Sophie Bushwick, got a minute~ Theyre called hydogels: Jell-O-like materials made of networks of long-chain molecules in water. And theyre as flexible as living tissue. But hydrogels could not recov
Scientific American(三)月
如果你爱喝葡萄酒或经常遇到要喝葡萄酒的场合，学几句高大上的品酒英语尤其重要。 品葡萄酒本节课的重点词汇: 1) wine tasting 葡萄酒品酒会2) tasting flight 品酒序列3) Cabernet Sauvignon 赤霞珠4)
美国文化脱口秀
This week on Why Tell Me Why, we are finding out why the oceans are so salty. So the oceans are salty because the oceans have been around, lets say, for over five hundred million years. And over the course of time what we found out is that weve alway
自然百科2009年
Science and Technology The rise of the dinosaurs Pardon! 科技 恐龙的崛起 恕我直言! A geological burp may have led to the dinosaurs' domination 地质上的甲烷释放可能是恐龙称霸地球的原因 THE s, famously, went out with a ba
经济学人科技系列
Amygdala's Acidic Aspiration Answer A study in the journal Cell shows that the buildup of carbon dioxide when we stop breathing causes a pH change that signals proteins in the brain to force us to inhale. Karen Hopkin reports. Maybe its happened to y
60秒科学
MANAGUA, June 19 (Xinhua) -- U.S. firm Noble Energy Inc. will begin drilling on Nicaragua's first exploration oil well in August under a government concession, the company announced Wednesday. The well is near the town of Puerto Cabezas, which is on
英语新闻
oil field 油田 wildcat 盲目开掘的油井 percussive drilling 冲击钻探 rotary drilling 旋转钻探 offshore drilling 海底钻探 well 井，油井 derrick 井架 Christmas tree 采油树 cr
英文语法词汇
HOUSTON, Sept. 7 (Xinhua) -- British oil giant BP announced Wednesday it had a major oil discovery in the Gulf of Mexico. An appraisal well the company drilled in a previously untested northern segment of the Mad Dog field in the Gulf of Mexico found
英语新闻
模仿句子：Now there's long been talk about peak oil, the point of which the amount of hydrocarbons available to us starts an inexorable downward decline. 翻译：很久前人们就提到过石油峰值，即在达到某一峰值时，可供我们
英音模仿秀
ISTANBUL Growing tensions between Baghdad and the semiautonomous Iraqi Kurdish government over control of the country's energy reserves is threatening to pull neighboring Turkey into the deepening dispute. This past weekend, Iraq warned Ankara that s
英语新闻
Don comes up with another entrepreneurial venture, but Yael straightens him out just in time. [Thunder] Y: What are you doing outside, Don? It's about to rain. D: I'm setting up bottles. Y: I can see that. But why? D: For my new business venture: bot
英语时差8，16
Acid Water Yal: What are you doing outside, Don? It's about to rain. Don: I'm setting out bottles. Y: I can see that. But why? D: For my new business venture. Bottled rainwater! Y: As in living plastic bottles out in the rain and then selling them as
英语听力文摘 English Digest