PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Slight difference in level (step bearing) is provided on the air-bearing surface 8 by a process such as ion milling or etching, which faces the magnetic disk 10 and generates air pressure, and acts as an air bearing for supporting load applied to the back face.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com