PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The material for forming the antireflective layer includes ZnO, TiO2, CeO2, Sb2O5, SnO2, ZrO2, Al2O3, and low-refractive index materials such as MgF2, SiO???(1.50?????????2.00), LiF, 3NaF???AlF3, AlF3, Na3AlF6 and the like.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com