About: http://webisa.webdatacommons.org/407729376

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	It is the current practice to change the EGR ratio, even during combustion with stratified combustion, according to engine operating conditions such as engine speed, load and the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com