About: http://webisa.webdatacommons.org/429134869

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	From the previous discussion, the output transducer spacing difference can be written: where n is an integer and k is the wavelength of the surface waves at the undcviated center frequency f,,.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com