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mads.xsd"><authority><topic authority="http://roble.intecca.uned.es/tematres/lem/">Máquinas hidráulicas</topic></authority><related type="narrower"><topic>Bombas hidráulicas</topic></related><related type="narrower"><topic>Frenos hidraúlicos</topic></related><related type="narrower"><topic>Molinos de agua</topic></related><related type="narrower"><topic>Motores hidráulicos</topic></related><related type="narrower"><topic>Norias</topic></related><related type="narrower"><topic>Turbinas</topic></related><related type="narrower"><topic>Turbinas hidráulicas</topic></related><related type="other"><topic>Aviones-Equipo hidráulico</topic></related><related type="other"><topic>Energía hidráulica</topic></related><related type="other"><topic>Ingeniería hidráulica</topic></related><related type="other"><topic>Hidráulica</topic></related><variant type="other"><topic>Maquinaria hidráulica</topic></variant></mads>