Even though DMFCs produce carbon dioxide, the amount is small enough for the cells to count as a much greener technology than batteries.

尽管DMFC产生二氧化碳，其量也是非常小的，足以使人将DMFC看作一种比传统电池环保得多的技术。

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Sharp, one of its rivals, recently said that it had developed new microfabrication techniques to build DMFCs with the highest power densities yet achieved.

夏普，它的一个竞争对手，最近说已开发出了新的微制造技术，用来制造迄今为止功率密度最高的DMFC。

youdao

Sharp , one of its rivals, recently said that it had developed new microfabrication techniques to build DMFCs with the highest power densities yet achieved.

夏普，它的一个竞争对手，最近说已开发出了新的微制造技术，用来制造迄今为止功率密度最高的DMFC。

youdao

DMFCs can be used to produce mobile devices that have no need for batteries at all.

ECONOMIST: Consumer fuel cells

DMFCs cheaper and more efficient, which will, in turn, make them even more attractive as power sources for portable devices.

ECONOMIST: Consumer fuel cells

DMFCs with the highest power densities yet achieved.

ECONOMIST: Consumer fuel cells