• http://ja.wcontology.org/resource/Category:水素製造 ( describe )
  • http://www.w3.org/2002/07/owl#sameAs ( describe )
    • http://en.wcontology.org/resource/Category:Hydrogen_production
    • http://ja.dbpedia.org/resource/Category:水素製造
  • http://www.w3.org/1992/02/22-rdf-syntax-ns#type ( describe )
    • http://wcontology.org/core#topicCategory
  • http://wcontology.org/core#narrower ( describe )
    • http://ja.wcontology.org/resource/Category:水素技術
    • http://ja.wcontology.org/resource/Category:エネルギー経済学
    • http://ja.wcontology.org/resource/Category:エネルギー開発
  • http://www.w3.org/ns/prov#wasDerivedFrom ( describe )
    • http://ja.wikipedia.org/wiki/Category:水素製造?oldid=56611412