About: http://webisa.webdatacommons.org/312319487

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 to be understood, of course, that different conveyor speeds, pole piece spacings, and frequency of the alternating field may be employed to accomodate different types of material and other conditions.
http://www.w3.org/ns/prov#wasQuotedFrom	google.de