@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004085>
  skos:prefLabel "تقویت‌کننده‌های بسامدهای صوتی"@fa, "audio amplifiers"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0003231> .

<http://www.irandoc.acir/onto/irandoc/NEMA0003233>
  skos:prefLabel "صدابرداری"@fa, "sound recording"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0003231> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004614>
  skos:prefLabel "الکترونیک صوتی"@fa, "audioelectronics"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0003231> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004007>
  skos:prefLabel "ضبط صوت‌ها"@fa, "tape recorders"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0003231> .

<http://www.irandoc.acir/onto/irandoc/NEMA0003231>
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0003239> ;
  skos:prefLabel "sound reproduction"@en, "تولید مجدد صوت"@fa ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0004614>, <http://www.irandoc.acir/onto/irandoc/NEMA0003233>, <http://www.irandoc.acir/onto/irandoc/NEMA0004007>, <http://www.irandoc.acir/onto/irandoc/NEMA0004085>, <http://www.irandoc.acir/onto/irandoc/NEMA0004104> .

<http://www.irandoc.acir/onto/irandoc/NEMA0003239>
  skos:prefLabel "صوت‌شناسی"@fa, "acoustics"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0003231> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004104>
  skos:prefLabel "مبدل‌های صوتی"@fa, "sound transducers"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0003231> .