单词：high chromium steel
单词：high chromium steel 相关文章
Could an element commonly found in Americans` tap water caused cancer? A nonprofit environmental group is sounding the alarm about something called chromium-6. The U.S. government says high levels of it in the air can be carcinogenic, meaning they ca
CNN美国有线新闻2017年2月
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
VOA标准英语2011年(八月)
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
VOA标准英语2015年(一月)
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
VOA标准英语2015年(三月)
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
2018年NPR美国国家公共电台9月
Why Stainless Steel Does Not Rust But Other Metals Do? 不锈钢（Stainless Steel）指耐空气、蒸汽、水等弱腐蚀介质和酸、碱、盐等化学浸蚀性介质腐蚀的钢，又称不锈耐酸钢。实际应用中，常将耐弱腐蚀介质
英语听力文摘 English Digest