PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ???????????????????????????????????????????????4???????????????????????????(???????????????)????????????????????????????????????????????? ??????????????????????????????????????????????????????????????? Typical bases include ammonium salts, alkali metal salts such as sodium, lithium, and potassium salts, alkaline earth metal salts such as magnesium salt and 4 Hack, with organic bases (for example,
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com.ar