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

<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/NEMA0004771> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004766>
  skos:prefLabel "انعکاس"@fa, "reflection"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0004771> .

<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/NEMA0004771> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004775>
  skos:prefLabel "شکست (فیزیک)"@fa, "refraction"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0004771> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004771>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0004766>, <http://www.irandoc.acir/onto/irandoc/NEMA0004775>, <http://www.irandoc.acir/onto/irandoc/NEMA0004770> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0004780> ;
  skos:prefLabel "تداخل موج"@fa, "wave interference"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .