单词:friction head loss
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KATHERINE COLE: This is SCIENCE IN THE NEWS, a program in VOA Special English. I'm Katherine Cole. BOB DOUGHTY: And I'm Bob Doughty. Today, we will tell about head injuries in sports. We will tell about evidence of hearing loss among younger American
Intermediate filaments - unlike microfilaments and microtubules, they are verystable. Instead of being stacked proteins, as in actin, intermediate filaments are built of interlocking proteins. A dense
By Larry London Washington, DC 13 September 2006 watch Carbon Leaf report The members of Carbon Leaf have always managed to attract a large following -- from their early days as college students to their national appearance at the 2002 American Musi
1. Criticism is mounting over the White House with prisoner exchange with the Taliban for captured army sergeant Bowe Bergdahl. Republicans are arguing the swap could harm National Security and encourage more abductions. Five Guantanamo detainees wer
USA skeleton competitor Zach Lund poses for a portrait during the USOC Media Summit in Chicago. Lund was suspended for a year and booted from the 2006 Turin Olympics because of a hair-growth product that at the time contained a banned substance. He's
STEVE INSKEEP, HOST: When it comes to healthy aging and keeping your memory sharp, here's one idea you may not have considered. Get your hearing checked, your ears. NPR's Allison Aubrey reports a new study finds people who restore hearing loss with h
By Peta Thornycroft 22 November 2007 The political future of Morgan Tsvangirai, the leader of Zimbabwe's divided opposition Movement for Democratic Change, is facing challenges. As Peta Thornycroft reports for VOA, many of his closest associates are
By Andre de Nesnera Washington 11 October 2007 Relations remain tense between Russia and Georgia several weeks after Georgian forces killed two Russian military officers in the Georgian separatist region of Abkhazia. In this background report from Wa
By David Gollust State Department 16 July 2007 The State Department said Monday there is no rift between the Bush administration and former British Prime Minister Tony Blair over his new role as envoy for the international Middle East Quartet. Mr. Bl
By Lisa Bryant Paris 10 July 2006 France woke up to the grim reality of its defeat against Italy in the World Cup championship in Germany. For VOA, Lisa Bryant takes a look at the mood in Paris, where a disappointed French soccer team arrived from B
ROME, Jan. 9 (Xinhua) -- Mirko Vucinic hit in an extra-time winner to help Juventus beat AC Milan 2-1 in the quarterfinals of the Coppa Italia on Wednesday. The Milan side went ahead in the sixth minute through Stephan El Shaarwy, and six minutes lat
BEIJING, Dec. 2 (Xinhua) -- Three-time NBA All-star Gilbert Arenas missed a head-to-head clash with seven-time All-star Tracy Mcgrady in the fourth round of the Chinese Basketball Association (CBA) league on Sunday. Arenas was benched for groin strai
1.Get an Early Start早行动早漂亮Make a habit of washing your face a few hours before bed. If you wait until you're tired, you're more likely to blow it offallowing toxins and dirt to stay on there all night.Another consequence? You miss the bes
BEIJING, June 12 (Xinhua) -- Pressure from trade frictions has continued to increase this year for Chinese enterprises, while further challenges are expected in the future, a commerce official said. Li Chenggang, head of the Department of Treaty and
WASHINGTON, Nov. 14 (Xinhua) -- Nearly a fifth of all Americans 12 years or older have hearing loss so severe that it may make communication difficult, according to a new study led by Johns Hopkins University researchers and published Monday in the A
The largest U.S. bank, JPMorgan Chase, says it lost $5.8 billion in bad trades this year, nearly triple its original estimate. The Wall Street investment bank said two months ago it estimated that losses originating in its London trading office would
BEIJING, Apr. 16 (Xinhuanet) -- China and the United States will experience more trade friction in the high-end manufacturing sector, as Washington protects its domestic industries, officials said on Sunday. Friction will surely increase as China and
China, EU to negotiate over solar panel friction BEIJING, Sept. 11 (Xinhua) -- The Chinese government on Tuesday sent a delegation to Europe to negotiate with the European Union (EU) about the trade friction over solar panel imports. The delegation,