单词：chemical solvents
单词：chemical solvents 相关文章
The other day, I couldnt find my computer charger. My computer is my lifeline to my work, my friends, my music! So I looked everywhere, even in that drawer where this lives. I know you have one too, a tangle of old chargers, the sad remains of electr
英语解说豆知识2011年
A 58-year-old grandmother in Massachusetts won one of the biggest prizes in U.S. history$294 million. If she had taken the 26-year payout, Doris Stevens would have received $11 million a year for 26 years, before taxes. Mrs. Stevens decided to take t
原版英文小故事
Capturing CO2 Is Costly and Difficult 采集二氧化碳成本既高、又有困难 Most scientists agree that increasing amounts of carbon-dioxide gas in Earths atmosphere is partly to blame for rising temperatures, also known as climate change. Cha
2015年VOA慢速英语(三)月
Oil Price Drop Has Mixed Effects on Texas 石油价格下跌对德州造成的复合影响 HOUSTON, TEXAS Oil rig workers, known as roughnecks, face unemployment as oil prices fall, but the impact is greater in regions like Alaska and North Dakota, w
VOA标准英语2015年(二月)
RACHEL MARTIN, HOST: That painting you see on the wall of an art museum is the product of the artist and the times in which he or she lived. It is also the result of today, no matter how old it is, a major museum's conservator's work to keep the art
2017年NPR美国国家公共电台6月
油价下跌 德克萨斯州喜忧参半 Oil rig workers, known as roughnecks, face unemployment as oil prices fall, but the impact is greater in regions like Alaska and North Dakota, where production costs are higher than they are in the Eagle Ford
VOA双语新闻 2015年2月
This is Scientific American's 60-Second Science, I am Karen Hopkin. This'll just take a minute. Physicists study all kinds of curious things,from the missing matter in the universe to the strange behavior of electrons ,but none of this is quite as cu
Scientific American(六)月
Air pollution outside is easy to spot, hanging over the city, or sputtering from a tailpipe. But there's lot of indoor air pollution, too, even if it's not as obvious. It's caused by volatile organic compounds, or VOCs. They can come from building ma
2016年Scientific American(八)月
Guayule- A Promising Crop From The Desert D:Holy guayule,Yale. Y:Holy what? D:Guayule.It's a desert-dwelling shrub from the Southwest. Y:What about guayule?I never even heard of it. D:Several things.One of the most important features of the guayule p
英语时差8，16
By Steve Herman Bhopal, India 08 January 2008 Dow Chemical, the world's second-largest chemical manufacturer, is facing difficulties trying to expand in India. The company is haunted by the 1984 leak of methyl isocyanate, one of the most lethal chemi
VOA标准英语2008年（一月）
第二节 性状 许多药品说明书的第一项是Description（性状），其原意是叙述、描写，在药品说明书及药典中一般都译为性状，其内容主要是介绍外观、理化性质、组成成分、结构、特征等。这一
医学英语
The drug Taxol is a powerful weapon in the fight against cancer, but it's very expensive and complicated to manufacture. Now, scientists at Tufts University and the Massachusetts Institute of Technology (MIT) say they've taken the first steps to make
VOA标准英语2010年(十)月
Paintable Solar Cells May Someday Replace Silicon-Based Panels 新型无机物料或取代硅板成太阳能板材料 Rapidly expanding solar cell technology currently relies on expensive photovoltaic materials such as silicon or cadmium telluride, w
VOA标准英语2015年(十月)
Air pollution 空气污染 A: I've heard of ground-level ozone but can you explain what it is exactly? A:我听说近地面臭氧，但是你能确切解释一下是什么吗？ B:Yes, it's one of the main air pollutants. Factories don't emit it dire
职业技术英语口语
Legislation 法规 A: Has your company been affected much by government legislation? A:政府法规对你们公司影响大吗？ B: Yes, we have. We've had to clean up our production process a lot to meet tough government standards. B:是。为了严格
职业技术英语口语
The scent of a new car can be enticing in showrooms, and even intoxicating in its appeal. Theres a good reason for that. That new car smell comes from an assortment of chemicals, some of which can be highly toxic. 展厅中的新车会散发出迷人的
实用英语
Chemical Rush Brian Mcfadden Chess game, Im the pawn Youre the queen, Im the throne Take me out tonight Make your move, pick and choose Anywhere Im gonna lose Give it to me black or white Feel it coming on Like a pulse in my head Sending chills right
好听的英文歌曲
音乐+爱情的化学反应：Chemical Rush Artist：Brian Mcfadden Song：Chemical Rush Chess game, Im the pawn Youre the queen, Im the throne Take me out tonight Make your move, pick and choose Anywhere Im gonna lose Give it to me black or white F
流行英文歌曲
音乐+爱情的化学反应：Chemical Rush 还是Brian Mcfadden小编对BB的新专辑实在不能不执着啊~这首依旧是混杂了电子风的Chemical Rush，稍微有些中规中矩，和专辑中电音味道更重的歌比起来，有些收敛
英文摇滚歌曲