弾だん性せい振しん動どうだんせいしんどうMeanings1nounelastic vibrationTechnical term in physics and engineering for vibration of an elastic body.弾だん性せい振しん動どうの解かい析せきには有ゆう限げん要よう素そ法ほうが用もちいられる。Finite element methods are used for the analysis of elastic vibration.