About: http://webisa.webdatacommons.org/52318073

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	The tracking motor can also be controlled in that the position of the head support relative to the arm is a function of the current to the tracking motor.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com