单词：thermodynamics of soil solutions
单词：thermodynamics of soil solutions 相关文章
By Gary Garriott Broadcast: July 29, 2003 This is Bill White with the VOA Special English Agriculture Report. Soil conservation efforts protect soil from wind and water that can blow or wash it away.
VOA2003（下）-农业与经济
Mars Rover to Begin Taking Soil Samples This Week Jessica Berman NASA engineers say the Mars rover will begin taking its first soil samples as soon as it departs the landing platform . Engineers say t
VOA2004（上）--各类新闻
Some scientists say time is governed by the movement of matter in our universe. They say time flows forward because the universe is expanding. Some say it will stop expanding some day and will begin to move in the opposite direction, to grow smaller.
英语时差8，16
By Paul Sisco Washington, D.C. 15 August 2006 watch Solutions report Global warming -- you may accept or reject those who say it is a dangerous phenomenon. But if the planet is warming, and humanity is contributing to it, shouldn't someone be thinki
2006年VOA标准英语（八月）
Katia: So, Enam, let's talk about environmental problems of our countries. In Bangladesh, what is an environmental problem? Enam: Actually, we have a lot of environmental problems in Bangladesh but mainly I'd say the soil contamination is quite bad,
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