About: http://webisa.webdatacommons.org/324470161

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 top view of FIG. 12(a) and the side sectional view of FIG. 12(b), a spacer 205 is made of a metal such as iron or copper having the thickness of 0.5 mm to 2.0 mm.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk