单词:repolymerize
单词:repolymerize 相关文章
This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Are your car bumpers riddled with scars from encounters with tight parking spaces? Did the furniture movers scratch your floor? Wouldn't it be great if t
This is Scientific American's 60-Second Science. Im Cynthia Graber. This will just take a minute. Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because
Most of us blink without thinking. But people whove sustained strokes or combat injuries can lose their ability to blink. Which is important for lubricating and cleaning the eye. Surgery is an optiona small piece of muscle transplanted from the leg c
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Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!
Grammar Girl here. Last week we talked about capitalizing words in the business world. Today we're going to talk about capitalization in general. If you recall, in English, we capitalize proper nounswords that name a specific thing or person, words s
Grammar Girl here. In today's episode, well talk about capitalizationits overuse and its misuse in the business world. Lets talk about why capitalization of some words is a capital idea, and why uppercasing other words could be considered a capital o
Grammar Girl here. Today guest-writer Bonnie Trenga is helping us talk about two sets of words that listeners get confused: pleaded guilty or pled guilty, and use or utilize. Plead Versus Pled Mike from Georgia is transitioning from law enforcement t
Lowering the Ceiling on Roof Energy Losses Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because traditional black asphalt roofs heat up in summer and s
'Occupy Wall Street' Movement Gains Size, Support One month after the Occupy Wall Street protesters moved into New York City's Zuccotti Park, the movement has spread globally, and gained momentum at home. Inspired by the Occupy Wall Street movement,
This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute?. [Spray sound.] Killing bugs? No. [Spray sound.] Deodorizing the bathroom? No. [Spray sound.] Checking for explosives, yes. Because chemists at the University of Califor
Patients undergoing coronary bypass surgery need implants of new, healthy blood vessels. So do those who receive repeated hemodialysis due to kidney failure. The best option is to use the patient's own veins or arteries, but thousands of patients don
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene
UnderseaCableCouldRevolutionizeOceanography This past April, there was a big volcanic eruption in Americas Pacific Northwest. If you missed it, you're not alone. It happened under the ocean off the northern Oregon coast. Since then, several research
By Matt Steinglass Hanoi 11 December 2007 Vietnam has been holding four Vietnamese-born American citizens since late November, accusing them of terrorism. The U.S. ambassador to Hanoi has criticized Vietnam's conduct in holding the U.S. citizens. Mat
Research Breakthrough for Biodegradable Tires? 研究人员研发完全可降解轮胎 Researchers say they have created a new synthetic rubber that could be used to make biodegradable tires. A team at Texas AM Universitys campus in the Gulf nation o
By Greg Flakus Houston 15 February 2007 The U.S. Attorney's Office in Houston is planning to ask that accused terrorist Daniel Joseph Maldonado remain in custody without bail as it prepares its case against the man who is the first U.S. citizen char
The Israeli government is watching the violent unrest in Egypt - and protests in other Arab countries - with the primary concern that a radically aggressive Islamist regime could take over in Cairo and the political upheaval could spread. The protest
'Smart' Bandages Could Heal Wounds More Quickly 智能绷带有助更快治愈伤口 Simple bandages are usually seen as the first line of attack in healing small to moderate wounds and burns. But scientists say new synthetic materials with embedded
Michael Drudge The principal architect of the European Union constitution says Britain will be left on the sidelines of Europe, if it rejects the treaty in a referendum. The warning about Britain's pl