@prefix cpm: . @prefix dc: . @prefix dcat: . @prefix dce: . @prefix dct: . @prefix grg: . @prefix iop: . @prefix ns0: . @prefix ns1: . @prefix owl: . @prefix pav: . @prefix prov: . @prefix puv: . @prefix qudt: . @prefix rdf: . @prefix rdfs: . @prefix reg: . @prefix semapv: . @prefix skos: . @prefix sssom: . @prefix void: . rdf:type skos:Concept ; dce:identifier "SDN:L05::366" ; dc:date "2010-02-19 11:52:56.0" ; dc:identifier "SDN:L05::366" ; pav:authoredOn "2010-02-19 11:52:56.0" ; pav:hasCurrentVersion ; pav:version "1" ; void:inDataset ; owl:deprecated "false" ; owl:versionInfo "1" ; skos:altLabel "" ; skos:broader , , , ; skos:definition "An energy source with a frequency up to >2000 Hz (sampling interval lower than 0.25 msec) plus a multiple strings of towed hydrophones (streamers) that determine geologic structure by detecting waves reflected by subsurface layers."@en ; skos:inScheme ; skos:narrower ; skos:notation "SDN:L05::366" ; skos:note "accepted"@en ; skos:prefLabel ">2000 Hz top-bandwidth multi-channel seismic reflection systems"@en ; skos:related , .