1. With the analysis of the harmonic current and power factor of Rectification set of Mine Hoist, the way of filter design is introduced. 分析国内某矿井提升机整流供电系统网侧谐波电流和功率因数情况，介绍滤波器设计的方法。
2. In this paper, a harmonic balance algorithm is applied to analyze the fundamental resonance of a typical ferroresonance circuit in a neutral grounded power network. 笔者应用谐波平衡法对中性点接地系统铁磁谐振电路基频谐振进行分析，找出了该电路的基频谐振区。
3. The non-synchronization caused by the frequency fluctuation will cause remarkable error when the harmonic analysis method is used in the on-line monitoring of dielectric loss. 使用谐波分析法对介质损耗因数进行在线监测时，由电网频率波动引起的非同步采样会给系统测量带来很大误差。
英英解释
n.
1. a tone that is a component of a complex sound
2. any of a series of musical tones whose frequencies are integral multiples of the frequency of a fund adj.
1. of or relating to harmony as distinct from melody and rhythm
2. of or relating to harmonics
3. of or relating to the branch of acoustics that studies the composition of musical sounds
4. relating to vibrations that occur as a result of vibrations in a nearby body
5. involving or characterized by harmony
