fundamental harmonic {first harmonic}
amplitude of first harmonic
first harmonic analysis method
first harmonic component
first harmonic radial force vibration
fundamental [first] harmonic
the first current multiplication point
the ratio of the triple-harmonic in first-harmonic
first-harmonic measurement method
adaptive harmonic current frequency-division detection
amplification of harmonic current
characteristic harmonic current
complex harmonic current
content of the total harmonic current
current harmonic distortion
Fourth harmonic current