单词：water-slurry flow sheet
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The torn rags are then boiled in water to which lime and soda have been added. This mixture removes all grease, stains, and colouring matters. The clean white rags are next put with water into another machine, which pulls the fibres apart, tears them
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How To Make Paper In Your Own Kitchen Paper is an indispensable part of modern life. In fact, each American uses about 600 pounds of paper every year. Where does all this paper come from? Actually，paper making technology is really quite simple, so
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Many Life Forms Discovered Deep under Antarctic Ice 南极冰层下发现许多形式的生命 Scientists from the United States say they have found fish and other aquatic creatures living under icy waters in Antarctica. They made the announcement af
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Mapping Mountain Range Found Under Antarctic Ice Its late afternoon at the Lamont-Doherty Earth Observatory, where Robin Bell is at work analyzing various images of glaciers and plotting her next expedition to the frozen southern pole. She takes a br
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Science and technology 科学技术 The Arctic 北极 Tequila sunset 龙舌兰日落 Global warming may make the northernmost ocean less productive, not more so 全球变暖可能降低最北部海域的活力，而不是使之更有生命力。 ON S
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