单词：mercury azide
单词：mercury azide 相关文章
A: What about a medication to help me with my problem? B: There are several types of medications that we can try for your high blood pressure. A: What types of medications would be best? B: For water retention, I am going to start you on Hydrochlorot
英语情景对话-健康
A: Can I get some medicine to help me? B: For your high blood pressure, we have several choices of medications. A: What types of drugs can I try? B: Hydrochlorothiazide is a diuretic that helps with water retention. A: What about side effects from th
英语情景对话-健康
Studies that will be released today show that fish, birds and mammals in New England have significant amounts of mercury in their bodies. The studies find the toxic metal in some unexpected habitats and they suggest that power plants in the Midwest a
2009年NPR美国国家公共电台7月
The Mercury Mess By Samantha Levine / 2004, as first appeared in U.S. News nbsp; What are the dangers of mercury in fish? Can the mercury mess be cleaned up? 1 Are these fish safe to eat?” It’s a
彭蒙惠英语
SCIENCE IN THE NEWS - Mercury in Fish / Life on Land / The Goldman Environmental Prize By Broadcast: Tuesday, May 11, 2004 (THEME) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm B
科技之光
By Paul Sisco Washington, DC 15 February 2008 Scientists have started analyzing data and images acquired when the Messenger space probe passed within 200 kilometers of the planet Mercury last month. It was the first flyby of the solar system's inner-
VOA常速英语2008年（二月）