首先，本文论述了氧化石墨的制备和表征。
Firstly, the preparation and characterization of graphite oxide have been discussed.
因此，研究者们转而使用两层含石墨的导电性聚碳酸酯，各层的内外层都附有一条金属带。
So instead the researchers use two layers of graphite-rich conductive polycarbonate, each flanked by a single metal strip in the inner and outer cladding.
唔，或许不能——不过今年诺贝尔物理学奖可就花落两位研究那神奇二号物质——石墨的俄裔研究者。
Well, maybe not - but this year's Nobel Prize in Physics recently went to two Russian-born researchers who work with that magical no. 2 substance, graphite.
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