单词:high-tensile steel wires
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This is Scientific American's 60-Second Science. I'm Karen Hopkin, this'll just take a minute. On February 8th, we told you about scientists who had created a device worn over the knees that could harvest the energy you otherwise waste while walking.
Population Reflects Economic Woes in One US Town The city of Gary, Indiana, was founded in 1906 by the head of the United States Steel Corporation, Elbert H. Gary. U.S. Steel continues to operate a massive plant along the shores of Lake Michigan, tho
Obama Touts US Manufacturing Gains 奥巴马吹捧美国制造业就业增长 BALTIMORE From lowering unemployment to boosting manufacturing, President Barack Obama is expected to tout gains in the U.S. economy during his State of the Union address o
从马林钢丝公司看美国制造业的发展 When Drew Greenblatt bought Marlin Steel Wire Products in 1998, the workers were paid minimum wage and bent steel by hand to form wire baskets to hold bread. 1998年德鲁格林布拉特买下马林钢丝
STEVE INSKEEP, HOST: There is a big divide between older Americans who are ready for retirement and those who don't quite have the money. Our colleague Marilyn Geewax retired from her post as an NPR business editor, and then she attended her 45th hig
Bird on a Wire 当我们行走在马路上时,经常可以看到成群的麻雀或乌鸦停落在几万伏的高压电线上,它们不仅不会触电,而且一个个显得悠闲自得。可是,你也知道,如果有人不小心碰到高压线