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	mads.xsd"><authority><topic authority="http://www.serbi.ula.ve/tematres/vocab/">VIBRACION</topic></authority><related type="narrower"><topic>AMORTIGUACION (MECANICA)</topic></related><related type="narrower"><topic>CHOQUE (MECANICA)</topic></related><related type="narrower"><topic>CRONOMETRIA</topic></related><related type="narrower"><topic>ESTABILIDAD</topic></related><related type="narrower"><topic>FATIGA DE LOS MATERIALES</topic></related><related type="narrower"><topic>FENOMENOS TRANSITORIOS (DINAMICA)</topic></related><related type="narrower"><topic>FRICCION INTERNA</topic></related><related type="narrower"><topic>LUZ</topic></related><related type="narrower"><topic>MECANICA</topic></related><related type="narrower"><topic>ONDAS</topic></related><related type="narrower"><topic>ONDAS ELASTICAS</topic></related><related type="narrower"><topic>ONDAS SONORAS</topic></related><related type="narrower"><topic>OSCILACIONES</topic></related><related type="narrower"><topic>VIBRADORES</topic></related><related type="broader"><topic>FENOMENOS CICLICOS</topic></related><related type="broader"><topic>SOLIDOS ELASTICOS</topic></related><related type="broader"><topic>SONIDO</topic></related></mads>