谐波作为影响电力系统质量的一个重要因素，正逐渐被人们所重视。

The harmonics acting as a important factor influencing the quality of power system are just paid attention to by the people gradually.

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谐波是目前电力系统中存在的最普遍现象，是电能质量的主要指标。

Harmonic is the most general phenomenon in power system. And harmonic is the main index of power quality.

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配电网位于电力系统的末端，直接与用户相连，整个电力系统对用户的供电能力和供电质量最终都必须通过它来实现和保障。

Distribution network locates at the end of power system. Due to its direct connection with users, the quality and ability of power is guaranteed by it.

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