PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • n, beryllium copper strip used in micro-motor brush, cell phone batteries, computer connectors, all kinds of switch contacts, springs, clips, gaskets, diaphragm, on the film together, and other products.
http://www.w3.org/ns/prov#wasQuotedFrom
  • b2b168.com