About: http://webisa.webdatacommons.org/45221057

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	Moreover, a structure such as a rotary joint for rotating the primary horn needs to be provided midway along a feed line.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com