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

<http://www.irandoc.acir/onto/irandoc/NEMA0007146>
  skos:prefLabel "پیشرانش الکتریکی"@fa, "electric propulsion"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0007150> .

<http://www.irandoc.acir/onto/irandoc/NEMA0007150>
  skos:prefLabel "spacecraft propulsion"@en, "پیشرانش فضاپیما"@fa ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0008861>, <http://www.irandoc.acir/onto/irandoc/NEMA0008863>, <http://www.irandoc.acir/onto/irandoc/NEMA0007147>, <http://www.irandoc.acir/onto/irandoc/NEMA0004640>, <http://www.irandoc.acir/onto/irandoc/NEMA0004624>, <http://www.irandoc.acir/onto/irandoc/NEMA0007146>, <http://www.irandoc.acir/onto/irandoc/NEMA0007152>, <http://www.irandoc.acir/onto/irandoc/NEMA0007148>, <http://www.irandoc.acir/onto/irandoc/NEMA0007151> ;
  a skos:Concept, <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0004646>, <http://www.irandoc.acir/onto/irandoc/NEMA0007153> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004640>
  skos:prefLabel "سفر فضایی"@fa, "space flight"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0007150> .

<http://www.irandoc.acir/onto/irandoc/NEMA0007153>
  skos:prefLabel "پیشرانش"@fa, "propulsion"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0007150> .

<http://www.irandoc.acir/onto/irandoc/NEMA0007147>
  skos:prefLabel "پیشرانش جت"@fa, "jet propulsion"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0007150> .

<http://www.irandoc.acir/onto/irandoc/NEMA0008863>
  skos:prefLabel "موتورهای هواپیما"@fa, "aircraft engines"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0007150> .

<http://www.irandoc.acir/onto/irandoc/NEMA0007151>
  skos:prefLabel "پیشرانش موشک"@fa, "missile propulsion"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0007150> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004646>
  skos:prefLabel "فناوری فضایی"@fa, "space technology"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0007150> .

<http://www.irandoc.acir/onto/irandoc/NEMA0008861>
  skos:prefLabel "موتورهای موشک"@fa, "rocket engines"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0007150> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004624>
  skos:prefLabel "پرتاب فضاپیما"@fa, "spacecraft launching"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0007150> .

<http://www.irandoc.acir/onto/irandoc/NEMA0007148>
  skos:prefLabel "پیشرانش خورشیدی"@fa, "solar propulsion"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0007150> .

<http://www.irandoc.acir/onto/irandoc/NEMA0007152>
  skos:prefLabel "پیشرانش هسته‌ای"@fa, "nuclear propulsion"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0007150> .