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

<http://www.irandoc.acir/onto/irandoc/insp0007811>
  skos:prefLabel "Piezoelectric materials"@en, "مواد فشاربرق"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0007754> .

<http://www.irandoc.acir/onto/irandoc/insp0007752>
  skos:prefLabel "Ferroelectric ceramic"@en, "سرامیک فروالکتریکی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007754> .

<http://www.irandoc.acir/onto/irandoc/insp0012730>
  skos:prefLabel "Ceramic capacitor"@en, "خازن سرامیکی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007754> .

<http://www.irandoc.acir/onto/irandoc/insp0007756>
  skos:prefLabel "Ceramic"@en, "سرامیک"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0007754> .

<http://www.irandoc.acir/onto/irandoc/insp0007754>
  skos:altLabel "piezoelectric ceramics"@en ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007752>, <http://www.irandoc.acir/onto/irandoc/insp0012730> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0007756>, <http://www.irandoc.acir/onto/irandoc/insp0007811> ;
  skos:prefLabel "Piezoceramic"@en, "پیزوسرامیک"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .