About: http://webisa.webdatacommons.org/376114271

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	Therefore, an optical switching system at a repeating point of an optical fiber cannot be avoided to have such a configuration as shown in FIG. 1.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com