About: http://webisa.webdatacommons.org/209289999

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	The eccentric wear, fracture and other phenomena often occur to the sucker rod in major oil fields.
http://www.w3.org/ns/prov#wasQuotedFrom	science.gov