PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Yet in order to achieve, for example by means of a synchronized voltage, the most precise sinusoidal current to generate the electrical rotary fields or traveling waves, the inverter preferably works at least sometimes with a high clock frequency, in particular, 10 kHz to 100 kHz or more.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com