To reduce power quality problem affect of electric motor, to boost motor's running stability, running reliability, the power quality control technology is researched.

为了减轻电能质量问题对电机的影响，提高电机运行的稳定性与可靠性，对电能质量控制技术进行了研究。

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In the refinery process, the key of influencing quality of melt and wasting of the electric power and efficiency is to control the electrode.

在电渣熔铸过程中，对熔铸质量、消耗的电能和生产效率影响最大的环节是对电极的控制。

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