The experimental results show that the steady pattern is related with the gas ingredient in discharge-crack, the voltage and frequency of the supplied power.

实验表明稳定斑图的形成与放电间隙的气体成分、电源电压和频率等都有一定的关系。

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But officials say electricity is still being supplied to the region through nearby power plants.

VOA: standard.2010.07.21

But it also meant that each supplier of, say, the wings or the batteries that supplied power to the engines or auxiliary systems, would use their own approach to both the design and the manufacture.

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The bottom line is that electricity supplied by the power grid is increasingly incapable of providing the quality of electric service needed to operate an advanced economy.

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At the moment, this is supplied by traditional power stations.

ECONOMIST: Power transmission