单词：acid co-precipitate
单词：acid co-precipitate 相关文章
Acid Rain 酸雨 Damage from acid rain is widespread - not just in eastern North America, but throughout Europe, Japan, China, and Southeast Asia. Is the rain that's falling on your umbrella acidic? A listener's question -- on today's Earth and Sky. J
(科普英语)Earth and Sky
This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. Crohns disease is a real pain in the gut. This inflammatory disorder can lead to some serious intestinal difficulties. And heredity is partly to blame: som
Scientific American(六)月
How does acid deposition affect human health? We eat food, drink water, and breathe air that has come in contact with acid deposition. Canadian and U.S. studies indicate that there is a link between t
知性英语
After I took office as mayor of a small Kentucky city, an unfortunate incident precipitated some hateful phone calls to my home. One night while I was conducting a city-council meeting, my wife answer
英汉幽默故事选读
By Birungi Machrine Kampala 26 November 2007 Attacks using acid are becoming more frequent in Uganda. Up to 2003, there were only 145 recorded attacks, but over the last three years, there have already been 87. Survivors often suffer from severe emot
VOA常速英语2007年（十一月）
After I took office as mayor of a small Kentucky city, an unfortunate incident precipitated some hateful phone calls to my home. One night while I was conducting a city-council meeting, my wife answered the phone. Is this the home of Bert May, the ma
趣味英语