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

<http://www.irandoc.acir/onto/irandoc/NEMA0005065>
  skos:prefLabel "سختی"@fa, "hardness"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0005064> .

<http://www.irandoc.acir/onto/irandoc/NEMA0005055>
  skos:prefLabel "اصطکاک (فیزیک)"@fa, "frictions (physics)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0005064> .

<http://www.irandoc.acir/onto/irandoc/NEMA000539>
  skos:prefLabel "فرسایش خاک"@fa, "soil erosion"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0005064> .

<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:related <http://www.irandoc.acir/onto/irandoc/NEMA0005064> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004576>
  skos:prefLabel "ساینده‌ها"@fa, "abrasives"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0005064> .

<http://www.irandoc.acir/onto/irandoc/NEMA0005070>
  skos:prefLabel "فلزنگاری"@fa, "metallography"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0005064> .

<http://www.irandoc.acir/onto/irandoc/NEMA0005064>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0005055>, <http://www.irandoc.acir/onto/irandoc/NEMA0003029>, <http://www.irandoc.acir/onto/irandoc/NEMA0005065>, <http://www.irandoc.acir/onto/irandoc/NEMA0004576>, <http://www.irandoc.acir/onto/irandoc/NEMA000539>, <http://www.irandoc.acir/onto/irandoc/NEMA0005070> ;
  skos:altLabel "ساییدگی"@fa ;
  skos:prefLabel "سایش"@fa, "abrasion"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0005069> .

<http://www.irandoc.acir/onto/irandoc/NEMA0005069>
  skos:prefLabel "خواص مکانیکی"@fa, "mechanical properties"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0005064> .