[化] 水锰矿; 软锰矿

SSS 2008-06-10

This is Scientific American's 60-Second Science, I am Cynthia Graber. This'll just take a minute. It might look and even feel like paper, but a new material created by scientists at MIT is designed to be an oil spill super-absorber. This technology d

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Scientific American(六)月

SSS 2012-07-17

This is Scientific American -60 seconds science. Im Cynthia Graber. This will just take a minute. A coal mine can degrade its local environment. But fungus may inadvertently help clean up the mine with its own waste products. Researchers worked with

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Scientific American(七)月

SSS 2012-07-16

This is scientific Americans 60 second science,I'm Cynthia Graber.This will just take a minute.A coal mine can decrease the local environment but a Fungi may indivertantly help cleanup the mine with its own waste products. Researchers worked with the

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Scientific American(七)月

2007年VOA标准英语-Hurricane Forecasters View Storms from Rocky Mo

By Greg Flakus Fort Collins, Colorado 18 June 2007 We are now well into hurricane season in the western Atlantic area. The season lasts until November and forecasters say this year it will be active, producing as many as 17 named storms. They also sa

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2007年VOA标准英语（六月）

杏仁虽然健康又好吃，吃多了也会要命哦！

Here are 7 health problems from eating too many almonds! 以下是吃太多杏仁会导致的7种健康问题！ 1.Kidney Stones 肾结石 Certain diets and foods can make people more prone to kidney stones, especially diets high in oxalates. This is

发表于:2019-02-07 / 阅读(48) / 评论(0)

英语美文

Colorful Shades of Gray

Colorful Shades of Gray Just because something is ugly outside doesnt mean its not beautiful inside. Do you know why moths are brown? Moths are the most beautiful animals in the animal kingdom. At one time they were more colorful than the butterflies

发表于:2019-03-05 / 阅读(119) / 评论(0)

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3-ethoxyhexane

A-roads

adaptive wing

anthoxanthum odoratum

barometric information

bias flow