高质量的电能对于保证电网和电气设备安全、经济运行，提高产品质量和保障居民正常生活有着重要的意义。

High quality electric power has a fatal significance for guaranteeing electric devices' safely and economically operation, improving products' quality and guaranteeing normal life of the residents.

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作为铁路行车部门安全保障的基础设施—车站电气集中设备，在车站作业过程中，发挥着不可替代的作用。

As the fundamental equipment of railway train working department that ensure safety, the station electric interlocking apparatus plays an indispensable role in station operation.

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在电气设备中正确地使用保护接地和保护接零，可避免触电事故的发生，保障人身财产安全。

We properly use the safeguard and public return circuit in electrical equipment and we can avoid the accident to get an electric shock and guarantee the property and personal safety.

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If you will buy stock in an electrical utility which has a guaranteed revenue stream, because no matter how bad the economy gets, a lot of people still use electricity, you don't expect it to fluctuate a lot.

如果你在有着,保障性年收入的电气供应股票投资，因为不管经济变得怎么查，人们还得用电，它不会降多少。

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