PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Generally, if the bit is a fixed-cutter or so-called ???drag??? bit, the cutting structure includes a plurality of cutting elements including cutting surfaces formed of a superabrasive material such as polycrystalline diamond and oriented on the bit face generally in the direction of bit rotation.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com