About: http://webisa.webdatacommons.org/402475012

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	In recent years, with the developement of electronic control unit such as microprocessors, the hydraulic system, particularly in heavy construction equipment, incorporates the electronic devices for automation.
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com