单词:bloch oscillator
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The Senate is on the verge of approving a massive housing bill aimed at helping homeowners facing foreclosure. NPR's Brian Naylor has more. The bill would provide homeowners who can no longer afford to make their monthly payments a chance to qualify
Keeping Time With Quartz Most people know that wrist watches commonly contain quartz. In fact, if you wear a watch, chances are its a quartz watch, since most watches is made today use quartz. But, you may not know what quartz has to do with keeping
JEFFREY BROWN:And next, we continue our series on the big changes in energy production in the U.S. In previous stories, Ray Suarez has looked at the impact of oil production on some boomtowns and how a demand for natural gas is changing the business
AMERICAN MOSAIC - The Story of How a 1907 Painting by Klimt Just Sold for a Record $135 MillionBy Dana Demange, Sarah Randle and Nancy Stienbach Broadcast: Thu, 6 Jul 2006 16:00:00 UTC HOST: Welcome t