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

<http://www.irandoc.acir/onto/irandoc/NEMA0004509>
  skos:prefLabel "جذب الکترومغناطیسی"@fa, "electromagnetic absorption"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0004773> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004780>
  skos:prefLabel "انتشار موج"@fa, "wave propagation"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0004773> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004498>
  skos:prefLabel "نورمرئی"@fa, "visible light"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0004773> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004770>
  skos:prefLabel "پراش"@fa, "diffraction"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0004773> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004773>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0004509>, <http://www.irandoc.acir/onto/irandoc/NEMA0004770>, <http://www.irandoc.acir/onto/irandoc/NEMA0004498>, <http://www.irandoc.acir/onto/irandoc/NEMA0003229> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0004780> ;
  skos:prefLabel "تضعیف موج"@fa, "wave attenuation"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/NEMA0003229>
  skos:prefLabel "امواج صوتی"@fa, "sound waves"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0004773> .