纳米技术在医疗上的应用(1)
纳米技术是个近几天挺时兴的词，究竟它又有什么用处呢？http://t1.g.hjfile.cn/voasp/rm/2007/03/20070307.mp3Nanotechnology uses matter at the level of molecules and atoms. Researchers are finding different uses for particles with a length of one nanometer, or one-billionth of a meter. These include things like beauty products and dirt-resistant clothing. But one area where many experts believe nanotechnol…
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