Electric power consumption decrease.

电力消耗有所下降。

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It is successfully applied to the pulverized coal system in power plant to reduce electric energy consumption, and may become an effective way to decrease generation cost and save energy.

用该方法确定电厂制粉系统的最优运行方式，可有效地降低制粉电耗，是发电厂降低运行成本和节能的有效途径。

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A method which can increase power factor and decrease energy consumption of common manual ac electric welding machine is presented.

介绍了一种解决普通手工交流电焊机功率因数偏低及耗能严重现象的方法。

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