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

<http://www.irandoc.acir/onto/irandoc/insp0006494>
  skos:prefLabel "Millimetre wave tube"@en, "لامپ موج میلیمتری"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0011939> .

<http://www.irandoc.acir/onto/irandoc/insp0001810>
  skos:prefLabel "Submillimetre wave tube"@en, "لامپ موج زیرمیلمیتری"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0011939> .

<http://www.irandoc.acir/onto/irandoc/insp0011938>
  skos:prefLabel "Travelling wave tube"@en, "لامپ موج رونده"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0011939> .

<http://www.irandoc.acir/onto/irandoc/insp0006565>
  skos:prefLabel "Microwave tube"@en, "لامپ ریزموجی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0011939> .

<http://www.irandoc.acir/onto/irandoc/insp0011964>
  skos:prefLabel "Electron tube"@en, "لامپ الکترونی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0011939> .

<http://www.irandoc.acir/onto/irandoc/insp0011939>
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0001810>, <http://www.irandoc.acir/onto/irandoc/insp0006565>, <http://www.irandoc.acir/onto/irandoc/insp0006494>, <http://www.irandoc.acir/onto/irandoc/insp0011959> ;
  skos:prefLabel "لامپ موج الکترونی"@fa, "Electron wave tube"@en ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0011938> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0011964> ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/insp0011959>
  skos:prefLabel "Thermionic tube"@en, "لامپ گرمایونی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0011939> .