To meet that need, utilities buy consistent always-on power from the large, cheap coal and nuclear power plants that are the backbone of the electric grid.

为了满足这一需求，公用事业单位购买稳定可用的电能总是会选择大规模而廉价的煤电厂和核电厂，它们才是电网的支柱。

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According to SGCC s general plan of backbone UHV grid, UHV grid will be constructed in Fujian around 2015, which has great and far-reaching significance to Fujian grid.

根据国家电网特高压骨干网架总体规划，2015年前后特高压电网将进入福建，必将对福建电网产生重大而深远的影响。

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Should some of the roughly 300 transformers that are the backbone of our electrical grid be damaged or destroyed, the interruption to the electrical grid will not be brief.

CENTERFORSECURITYPOLICY: EMP and you

The funding is integral to a smart grid initiative and broadband service based on an open-connectivity fiber optic backbone network.

WHITEHOUSE: Recovery Act Investment in Broadband