About: http://webisa.webdatacommons.org/257020720

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 the Tables, t or rotation is a number that indicates the rotational position of a rotor, and is equal to (2?????)/(number of lobes???number of points defining a lobe).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com