Output current is sine wave and does not include unnecessary high harmonic wave.

输出电流为正弦波，不包括多余的高次谐波。

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Moiré fringe; phase-difference filtering; scanning reticle; high harmonic generation;

莫尔条纹； 相位差滤波； 指示光栅； 高次谐波；

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The paper analyzes the harm of high harmonic and provides the restraint necessity and measure.

摘 要 分析了高次谐波在诸多方面产生的危害，提出抑制高次谐波的必要性及具体措施。

youdao

Harmonic makes and sells high-performance products designed to deliver the next generation of broadcast and on-demand services such as high-definition television (HDTV) and video on demand.

FORBES: Magazine Article