单词：African coast fever
单词：African coast fever 相关文章
An international team of scientists at a U.S. university is investigating whether 'cooking' cancerous tumors using tiny nanoparticles in a magnetic field might be an effective and useful treatment. Preliminary findings suggest they may be on the righ
VOA标准英语2010年(十一)月
Now as engineers, we think of this as straight-up miniaturization. 作为工程师，我们认为这个就是直接微型化。 You took a big thing and you made it little. 你带来一个大东西并且把它变小。 But what I told you before abou
TED演讲科学篇
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Common batteries are electrochemical cells. And they may get better thanks to living cells: the multicellular organism called brown algae. Lithium ion
Scientific American(九)月
高清显微镜探索微型世界 Modern microelectronic devices contain billions of components crammed into thumbnail-size flakes. The chemical industry uses nanoparticles to make better cleaning products, while pharmaceutical companies use them for
VOA标准英语2016年(一月)
银纳米粒子将防治真菌病害 Large farms use various chemicals to fight fungi and bacteria that attack crops, and others such as e. coli that are harmful to humans. 大规模农作物产地都会使用化学产品来抵御损害农作物的真菌
VOA标准英语2015年(十二月)
Researchers: New Nanoparticles May Replace Chemicals in Pesticides 研究人员表示新的纳米粒子可能取代化学农药 Using pesticides to battle harmful bacteria that attack fruit and vegetables has its downside, releasing harmful chemicals
VOA标准英语2015年(八月)