About: http://webisa.webdatacommons.org/423556878

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	Therefore, the presence of an oil pool is an important feature of the present invention, and improves the stability of a light path, and operational reliability of an MDF system.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com