About: http://webisa.webdatacommons.org/455505312

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Surface roughness measurements of the cut surfaces of the granite specimens were made using a stylus-type pro-filometer, Mitutoyo Surftest SJ-301 whose principals are schematically described in figure 3.
http://www.w3.org/ns/prov#wasQuotedFrom	researchgate.net