About: http://webisa.webdatacommons.org/130327450

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	During this procedure the disk shaped workpiece must be secured to the support of the elevating mechanism, i.e. the workpiece must be held at its edge such that it maintains a predetermined position.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es