PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Accordingly, there is a need to provide a readily available fluid or electrolyte supply to a standard reference cell which is pole or hand held to insure that the relatively small area of contact has a sufficiently low resistance to enable meaningful readings to be obtained when surveying dry, sandy soil or rocky soil conditions.
http://www.w3.org/ns/prov#wasQuotedFrom
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