About: http://webisa.webdatacommons.org/228249054

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	On the other hand, in the case that a lead screw is rotated by a rotary motor, such as a stepping motor, to linearly move a movable part, the mechanism is very complicated, and friction and noise are generated from a gear part.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com