Power grid dispatch is the core of safe electricity producing and management, obeys the principle of "dispatch centrally, manage by classification".

电网调度是电力安全生产管理的核心，对电网运行实行“统一调度、分级管理”的原则。

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Some mistake points of view about safe electricity utilization of houses after installation of residual current operated protective devices was analyzed.

分析了装上漏电开关后对住宅安全用电存在的某些错误观点。

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Electricity shares are still a safe investment.

电力股仍然是小风险投资。

《柯林斯英汉双解大词典》

We found some incredible student innovators including our 2008 winner, Husk Power Systems a social enterprise that has already provided clean, safe and efficient electricity to more than 150, 000 low-income people in rural India.

FORBES: Student Innovators Save the World: Part 1

"Given that world energy demand, and more particularly electricity demand, is increasing strongly, we need sources of electricity supply that are safe, affordable, with abundant fuel and are environmental benign, " he said.

BBC: World risks 'dirty' energy future

Electricity is needed to keep the reactor cores covered with coolant and to keep safe temperatures in spent fuel pools.

WSJ: Virginia Nuclear Power Plant Loses Power After Quake