Mason说使用瓦斯产生电力的内部燃料电池要比即使世界上最好的现代发电厂都要更有效率，而花费却更低。
Mason described domestic fuel cells that can produce electricity from gas more efficiently than even the best modern power stations - and at a lower cost.
Mason说使用瓦斯产生电力的内部燃料电池要比即使世界上最好的现代发电厂都要更有效率，而花费却更低。
Mason described domestic fuel cells that can produce electricity from gas more efficiently than even the best modern power stations - and at a lower cost.
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