1. There was always fundamental frequency component in the SABEP to two component complex tones, whether the difference frequency is equal to the fundamental or twice the fundamental.

2. The relationship between the fundamental frequency discount and the relative stiffness ratio was obtained by fitting.

3. In this paper, the fundamental frequency component signal can be extracted from the transient fault signal of electric power system by using wavelet packet algorithm.

4. The filter has no fundamental frequency decay and phase delay, and all harmonics above2nd order are filtered.

5. The seventh fret harmonics pitch should match the fundamental frequency of the open string notes.

6. The component having the lowest frequency in a complex vibration (fundamental frequency or first harmonic).

7. Objective To study the vocal parameters, including fundamental frequency, base, vocal range, jitter, in patients with hypertrophic plica vertricularis.

8. The fundamental frequency is the frequency at which the wire vibrates when it is plucked.

9. The experimental items include the fundamental frequency (Fo), the rimal duration, the amplitude and the formants.

10. The relation of the impedance of fundamental frequency and the firing angle is the key factor in firing control of TCSC.

11. To multiple first voice data a fundamental frequency and at least one formant frequency are obtained.

12. Finally, the fundamental frequency estimation under different PQ disturbances condition , such as harmonics , voltage.

13. For the first time, it is proposed that the of nonlinear damping force of ER fluid is made up of fundamental frequency and higher harmonics which are odd times of fundamental frequency.

14. The frequency associated with the first mode is sometimes called the fundamental frequency.

15. In the first kind of scheme, the fault transient components of fundamental frequency and third harmonic voltages are calculated respectively.

16. The note is monitored as by ear at the speaker to detect the relative volumes of the fundamental frequency and the highest audible harmonic frequency.

17. It is shown that the offset of propulsion force and the lower natural fundamental frequency are caused by asymmetry of turbopump and weakness of connection stiffness between propulsion and frame.

18. Then, an equivalent linearization method is applied to get its linearized stiffness matrix. The estimating method for the equivalent fundamental frequency of the membrane is deduced.

19. Based on the dynamic balancing of rigid rotors, an integral digital tracking filter method is put forward for fundamental frequency detection.

20. The key of the technique is accuracy of identified fundamental frequency of each stay cable.

21. Conclusion The results suggested the hypertrophic ventricular fold disturbed the phonation, making the fundamental frequency lower.

22. The extinguish of arc of single - fault is analyzed with frequency theory and fundamental frequency theory.

23. Therefore, the secondary winding of transformer extracts harmonic energy without fundamental reactive power, which becomes applicable fundamental frequency power via frequency converter.