(subclass Resonance NaturalProcess) | engineering.kif 650-650 | Resonance is a subclass of natural process |
(subclass MechanicalResonance Resonance) | engineering.kif 653-653 | Mechanical resonance is a subclass of resonance |
(subclass ElectricalResonance Resonance) | engineering.kif 657-657 | Electrical resonance is a subclass of resonance |
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