单词：copper coated iron powder
单词：copper coated iron powder 相关文章
87 natural resources words coal metal iron ore oil water precious metal diamond export import refine mine mining miner drill(ing) engineer supply infrastructure wood stone pure natural aluminium oil well phrases drill for oil explore for oil discover
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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
Chapter 14 Wonderland 第14章 仙境 ALICE IN WONDERLAND is a fairy-tale, but there is a real Wonderland out in the West. One of the wonders is a river. 爱丽丝漫游仙境是一个童话故事，但是远在西部真有一个充满奇迹的仙境。
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Business before pleasure. 事业在先，享乐在后。 A great many people take trips on these big lake boats just as they do on the oceanfor pleasure; 很多人乘着大湖上的船只游玩，就像出海度假一样。 but the chief reason for t
美国学生世界地理教材
EDUCATION REPORT - 'Iron Science Teacher' and More at the ExploratoriumBy Nancy Steinbach Broadcast: Thursday, July 27, 2006 This is the VOA Special English Education Report. The Exploratorium is hous
2006年慢速英语（七）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
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1包装在英文药品说明书中的表示法有许多，最常用的是Pack（Package）和Supply，例如： Pack（s） （Packing（s）） 包装 Supplys（Supplied） 包装 Package（s） 包装 How Supplied 包装方式 Packing for Hospital 医
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Chinese steel makers have agreed to pay record prices for iron ore from the remote Pilbara region of Western Australia. In a deal signed this week, Australian mining giant Rio Tinto has secured increases that almost double the price of some grades o
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Micronutrient Powders Effective in Reducing Anemia in Children Nutrients taken in powder form are effective in preventing malnutrition in children, according to new findings. Children throughout the developing world suffer from anemia - a shortage of
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Lesson 64 The Red Metal Called Copper 第64课 红色金属铜 There is only one metal which is red in colour. Its name is copper. On the shores of Lake Superior in North America, lumps of pure copper are found in the rocks; but in Cornwall , and in
英国学生科学读本
Copper can be rolled or hammered out into thin sheets, and so we say that it is malleable. It can also be easily drawn out into wire, and for this reason we call it ductile. Sheet copper is much used for covering the bottoms of ships, and for making
英国学生科学读本
The Streaming down the Yangtze team has arrived in the city of Tongling, Anhui Province. Owing to its copper deposits, it was an important center in ancient China for bronze production. The scale of the copper industry has gradually increased and it
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Passage One 26. A. They were possibly caused by man. B. They were mostly caused by volcanoes. C. They were certainly caused by nature. D. We know nothing about their causes. 27. A. Afraid. B. Excited. C. Curious. D. Indifferent. 28. A. Copper and iro
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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
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Suspicious Powder Discovered on Capitol Hill Deborah Tate Three U.S. Senate office buildings are closed, and congressional business has been disrupted a day after a suspicious powder, believed to be t
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When the sheets are very thin, they are called lead-foil. A great deal of lead-foil is used in China, to line the chests in which tea is sent to Europe. 特别薄的薄片儿就叫做铅箔, 中国就是用大量的铅箔来垫在茶叶箱里, 做成铅
英国学生科学读本
The Anglo-Australian mining giant, BHP Billiton, has given its most optimistic assessment of the commodities markets since the global economic downturn. The company says surging demand from China for iron ore shipments will lift the mining industry,
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Chinese steel makers have agreed to pay record prices for iron ore from the remote Pilbara region of Western Australia. In a deal signed this week, Australian mining giant Rio Tinto has secured increases that almost double the price of some grades of
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We now know that there are a lot of microbes living deep within the Earth, many of which have nothing at all to do with the organic world. 我们现在知道了，有大量微生物生活在地球内部的深处，其中许多与普通的有机世界毫
万物简史
This time a large set of ancient tombs dating back to the Han Dynasty, in central China's Hunan Province. Archaeologists have so far found 48 brick-chambered tombs and over 10 earthen tombs. They have also dug out more than 150 burial objects, includ
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