About: http://webisa.webdatacommons.org/27740657

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	A typical ultrasound transducer comprises piezoelectric materials such as PZT ceramics, electrodes, matching layers, and backing materials.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au