This makes them particularly useful in some new technologies, such as solar panels or electric cars or light-weight batteries.

着这特性让他们可以在许多新技术中发挥重要作用 比如太阳板 电动车和光能电池.

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In Jinan, a city in Shandong, Mr. Kumar said he was particularly impressed by a visit to a factory manufacturing solar panels for generating power and water-heating in homes.

在山东城市济南，Kumar先生说，他对一家生产太阳能板的工厂印象深刻。太阳能板能够用于产生电能和加热水。

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Energy efficient appliances and windows, foam insulation, heating and cooling systems powered by geothermal, solar panels, and wind mills have all quietly begun invading new construction, particularly in the luxury end of the market.

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