By Gary Garriott Broadcast: November 3, 2003 This is Steve Ember with the VOA Special English Development Report. People have been recycling metals for hundreds of years. Today, re-using metal waste o

发表于:2018-12-01 / 阅读(171) / 评论(0) 分类 VOA2003(下)-发展与科学

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

发表于:2018-12-20 / 阅读(50) / 评论(0) 分类 CNN美国有线新闻2017年2月

DEVELOPMENT REPORT - Recycling Scrap Metal Into MoneyBy Gary Garriott Broadcast: Monday, July 31, 2006 This is the VOA Special English Development Report. People have been recycling metals for hundred

发表于:2019-01-02 / 阅读(56) / 评论(0) 分类 2006年慢速英语(七)月

钢材英文单词 A R Steel 高温度锰钢 Abnormal Steel 反常钢; 非正常钢 Aluminium-steel Cable 钢铝电缆 Aluminized Steel 涂铝钢 Aluminum Nickel Steel 铝镍钢 Anchored Steel Trestle 锚固式钢栈桥 Angle Steel Ruler 钢角尺 Anisotropic Steel 各向异性钢片 Anisotr

发表于:2019-02-05 / 阅读(106) / 评论(0) 分类 英文语法词汇

废热发电厂用英语如何表达 新加坡上市的德龙控股有限公司宣布它已经建成了该公司的首个废热发电厂,此举既能实现废物利用,降低生产成本,又能减少碳足迹,改善空气质量。 请看报道:

发表于:2019-02-12 / 阅读(43) / 评论(0) 分类 实用英语

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

发表于:2019-02-24 / 阅读(98) / 评论(0) 分类 英语听力文摘 English Digest