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mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_es">[sistemas por función]</topic></authority><related type="narrower"><topic>instalaciones de abastecimiento de agua</topic></related><related type="narrower"><topic>sistemas eléctricos</topic></related><related type="narrower"><topic>sistemas de carga</topic></related><related type="narrower"><topic>HVAC</topic></related><related type="narrower"><topic>iluminación</topic></related><related type="narrower"><topic>sistemas de aguas pluviales</topic></related><related type="narrower"><topic>sistemas de comunicación</topic></related><related type="narrower"><topic>sistemas de protección</topic></related><related type="narrower"><topic>sistemas de tuberías</topic></related><related type="narrower"><topic>sistemas infraestructurales</topic></related><related type="narrower"><topic>señalización</topic></related><related type="narrower"><topic>distribución de asientos</topic></related><related type="narrower"><topic>sistemas geográficos</topic></related><related type="narrower"><topic>film projection systems</topic></related><related type="narrower"><topic>computer systems (traducció pendent)</topic></related><related type="narrower"><topic>digital projection (traducció pendent)</topic></related><related type="broader"><topic>sistemas</topic></related></mads>