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40 Cohesion-tension Theory Atmospheric pressure can support a column of water up to 10 meters high. But plants can move water much higher; the sequoia tree can pump water to its very top more than 100 meters above the ground. Until the end of the ni

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Scientists at the Massachusetts Institute of Technology (MIT) have created what could be a breakthrough in providing clean, alternative energy. Researchers have invented an artificial leaf that splits water into hydrogen and oxygen and stores the ene

新东方背诵文选 L40 Cohesion-tension Theory

Atmospheric pressure can support a column of water up to 10 meters high. But plants can move water much higher; the sequoia tree can pump water to its very top more than 100 meters above the ground. U

考研背诵50篇——40 Cohesion-tension Theory

Atmospheric pressure can support a column of water up to 10 meters high. But plants can move water much higher; the sequoia tree can pump water to its very top more than 100 meters above the ground. Until the end of the nineteenth century, the moveme

英语听力文摘 English Digest 607、气泡制造

Even as adults we still enjoy blowing bubbles, dont we? If youve ever wondered why blowing on a thin film of soapy water creates bubbles, this is your lucky day. All liquids have a property called surface tension. Take water, for example. Water molec

精美英文欣赏:Reduction of Your Tension减轻压力

Reduction of Your Tension Alternate tasks blocking out an entire day or week for a high-priority project increases your anxiety without boosting your productivity -in fact, you may lose perspective and focus. You need to create a rhythm to your work

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By Robert Berger Jerusalem 24 September 2007 Israel is playing down tensions with its arch-enemy to the north - Syria. As Robert Berger reports from VOA's Jerusalem bureau, there are new moves to bring Syria into the Middle East peace process. Prime

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By Nick Wadhams Nairobi 15 August 2007 The government of south Sudan says dialogue with the Sudanese government in Khartoum has completely broken down and a peace deal signed in 2005 is in jeopardy. As Nick Wadhams reports from Nairobi, tension conti

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By Nick Wadhams Nairobi 09 August 2007 Tensions have flared between Uganda and the Democratic Republic of Congo after clashes along their disputed border resulted in the death of a British oil worker and the capture of four Ugandan soldiers. Nick Wad

2007年VOA标准英语-Tension Grips Northern Nigeria After Cleric's A

By Gilbert da Costa Abuja 19 July 2007 A popular Islamic preacher in northwestern Nigeria has died, hours after being shot near a mosque. For VOA, Gilbert da Costa reports that confirmation of the cleric's death has set residents on edge. Residents o

英文短文：Cohesion-tension Theory

Cohesion-tension Theory Atmospheric pressure can support a column of water up to 10 meters high. But plants can move water much higher; the sequoia tree can pump water to its very top more than 100 meters above the ground. Until the end of the ninete

Artificial Leaf Turns Sunlight into Electric Power

Scientists at the Massachusetts Institute of Technology have turned to Mother Nature for inspiration, inventing a device that mimics photosynthesis, the process plants use to convert sunlight and water into usable energy. MIT chemistry professor Dani

白领英语晨读-131 Reduction of Your Tension　减轻压力

白领英语晨读-131 Reduction of Your Tension 减轻压力

学个词Learn a Word 第1713-artificial

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Cohesion-tension Theory Atmospheric pressure can support a column of water up to 10 meters high. But plants can move water much higher; the sequoia tree can pump water to its very top more than 100 meters above the ground. Until the end of the ninete

Russian Economic Forum Shows Signs of Tension

It is called Russias Davos - an annual summer solstice gathering where foreign company heads mix and mingle under one roof in St. Petersburg. With the British rocker Sting playing to the crowd, the Kremlin plans it as a lovefest for financial types.

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On our last program, we learned how water bugs manage to stand on the surface of a pond: The pads of their feet resist contact with the water just like wax paper does. This allows the bug to rest on the thin film of surface tension that naturally cov