单词：copper alloy scrap
单词：copper alloy scrap 相关文章
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
VOA2003（下）-发展与科学
Speaking of Olympic trivia, the Sochi Olympics are already breaking many records. Probably the most surprising is the cost of the games. According to some estimates, this will be the most expensive Olympic Games ever, summer or winter. In fact, at 51
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图片1 metal n. 金属 例句：This metal is harder than that one. 这种金属比那种硬。 metallic adj. 金属(性)的 例句：Fannie' s shovel struck against something metallic when she wasplanting flowers in the garden. 当芬妮在花园里种
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What Makes White Gold White? Many people associate the metal gold with the color gold. But, some gold jewelry is not golden at all: its white. 图片1 Golden Color Gold is one of the heaviest and softest metals. Pure gold, called 24-carat gold, is so
英语听力文摘 English Digest
Scrap-Metal Separation May Become Cheaper 新技术降低废金属分离成本 According to the Environmental Protection Agency, the United States throws 14.8 million tons of scrap metal into landfills every year. One of the main reasons is the diffi
VOA标准英语2015年(二月)
Many people associate the metal gold with the color gold. But, some gold jewelry is not golden at all: its white. 很多人都认为金子就应该是金色。但一些黄金首饰的颜色并不是金色，而是白色。 Golden Color 金色 Gold is
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What Makes White Gold White? Many people associate the metal gold with the color gold. But, some gold jewelry is not golden at all: its white. Golden Color Gold is one of the heaviest and softest metals. Pure gold, called 24-carat gold, is so soft th
英语听力文摘 English Digest
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
2006年慢速英语（七）月
By Matt Steinglass Hanoi 01 June 2007 Vietnamese Internet users are experiencing slower service after thieves stole part of the one of the country's main fiber-optic transmission cables from the sea floor and sold it for scrap. If one more cable is c
2007年VOA标准英语（六月）
This is the VOA Special English Technology Report. Each year, Americans throw away millions of tons of electronic devices. That means business is good for a small electronics recycler in Chantilly, Virginia. Company President Jeremy Faber established
2010年VOA慢速英语(十一)月
AS IT IS 2015-03-25 Scrap Metal Separation May Become Less Costly 废金属分离技术成本可能会降低 Recycling, or re-using, metals is much less costly than making them from raw materials in the Earth, called ore. But when old cars, household
2015年VOA慢速英语(三)月
South Africa's recycling industry processes more than a million tons of scrap metal every year. This has created an opportunity for thieves. They are stealing copper wiring from city streets and selling it at local scrap yards. The city of Cape Town
VOA标准英语2008年(十二月)
High Prices Trigger Rise in Copper Thefts When you heard the word copper in old gangster movies, you were talking about the good guys: the police, the cops. Now, when you speak of copper and crime, youre referring to the bad guys. A combination of ci
VOA标准英语2011年(十月)
For the last two years, the Los Angeles area has seen an increasing number of metal thefts, reported Paul Moyer, co-anchor of the local 6 oclock news. Sometime before dawn Wednesday, thieves had stolen the copper wire out of six lamp posts. A day ear
365个英语简短小故事
What do you think it's for? 那东西是干嘛用的 It's hard to say. 很难说 That flat space on top kind of reminds me of an aircraft carrier. 顶上的水平区域让我想到了航空母舰 Whatever it is, it's not impenetrable. 管它呢，又不
陨落星辰第一季
DEVELOPMENT REPORT - Reusing Metal Waste Provides Work For Many in Developing Countries By Gary Garriott Broadcast: Monday, April 04, 2005 I'm Gwen Outen with the VOA Special English Development Repor
农业与发展
Lesson 37 All About A Penny 第37课 关于便士 When I was a little boy, pennies, and halfpennies, and farthings were made of pure copper. But copper is too soft a metal to stand the rubbing which coins get. So these old pennies soon became so smoo
英国学生科学读本
The Cleaning Power of Soft Drinks! 饮料的神奇清洁能力 Lets begin with a cleaning tip: If you have some tarnished or corroded brass that you want to clean, an old brass candlestick for example, you can use Coca-Cola, or any other cola soft dr
英语听力文摘 English Digest
The Oscar statuette is the symbol of the Academy Awards. Here are some facts about the trophy itself. 奥斯卡小金人是奥斯卡金像奖的象征。这里有一些关于奖杯本身的事实。 1. The original design of Oscar was by MGM art dire
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