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	mads.xsd"><authority><topic authority="http://www.serbi.ula.ve/tematres/vocab/">PRESION DEL SONIDO</topic></authority><related type="narrower"><topic>AERODINAMICA HIPERSONICA</topic></related><related type="narrower"><topic>AERODINAMICA SUPERSONICA</topic></related><related type="narrower"><topic>AERODINAMICA TRANSONICA</topic></related><related type="narrower"><topic>ONDAS SONORAS</topic></related><related type="narrower"><topic>TIEMPO DE REVERVERACION</topic></related><related type="other"><topic>ULTRASONICO</topic></related><related type="other"><topic>PRESION DE LA RADIACION ACUSTICA</topic></related><related type="broader"><topic>CARGA AERODINAMICA</topic></related><related type="broader"><topic>ESFUERZO Y TENSION</topic></related><related type="broader"><topic>INGENIERIA ACUSTICA</topic></related><related type="broader"><topic>ONDAS DE CHOQUE</topic></related><related type="broader"><topic>RUIDO</topic></related><related type="broader"><topic>PRESION</topic></related><variant type="other"><topic>Choque acústico</topic></variant><variant type="other"><topic>Presión acústica</topic></variant></mads>