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

<http://www.irandoc.acir/onto/irandoc/NEMA0003028>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0005059>, <http://www.irandoc.acir/onto/irandoc/NEMA0005053> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0003029> ;
  skos:prefLabel "نقص‌های سطح"@fa, "surface defects"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/NEMA0005053>
  skos:prefLabel "نقص‌های بلورها"@fa, "crystal defects"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0003028> .

<http://www.irandoc.acir/onto/irandoc/NEMA0005059>
  skos:prefLabel "خستگی (مواد)"@fa, "fatigue (materials)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0003028> .

<http://www.irandoc.acir/onto/irandoc/NEMA0003029>
  skos:prefLabel "خواص سطح"@fa, "surface properties"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0003028> .