单词：oxamic acid hydrazide
单词：oxamic acid hydrazide 相关文章
By Katherine Cole Washington 31 July 2006 The lineup at this year's Grey Fox Bluegrass festival reads like a who's who of modern bluegrass: Grammy-winners Ricky Skaggs, Tim O'Brien, and Jerry Douglass all traveled to take part in the musical weekend
2006年VOA标准英语（七月）
HEALTH REPORT - October 23, 2002: Folic Acid Reduces Fetal Deaths By Nancy Steinbach This is the VOA Special English Health Report. A new study in Sweden has confirmed another important health effect
健康与环境
By Phuong Tran Dakar 14 February 2007 In Ivory Coast, lawyers for the victims of last August's toxic waste dumping incident say the millions of dollars a Dutch company offered the government Tuesday is not enough, and they will move forward with thei
2007年VOA标准英语（二月）
By Joe Bavier Abidjan 28 October 2006 More than two months after hundreds of thousands of liters of toxic waste were dumped in Ivory Coast's main city, a massive cleanup operation is nearing completion. Waste removal experts work to remove hazardous
2006年VOA标准英语（十月）
Folic Acid Supplements Shown To Reduce Risk Of Autism Green, leafy vegetables, fruits and nuts naturally contain folate, a B vitamin that helps the body make healthy new cells. Most pre-natal vitamins include folic acid because it protects against de
VOA标准英语2013年(四月)
By Melinda Smith Washington, D.C. 07 June 2007 For years, doctors urged women to take folic acid if they planned to get pregnant. Then researchers discovered the nutrient helped reduce the risk of a heart attack. But now a new study shows folic acid
2007年VOA标准英语（六月）