"accepted"@en . "SDN:L05::373" . . . . "SDN:L05::373" . "2010-02-19 11:52:56.0" . . . "" . . "1" . ">2000 Hz top-bandwidth single-channel seismic reflection systems"@en . . . "SDN:L05::373" . . "An energy source with a frequency up to >2000 Hz (sampling interval lower than 0.25 msec) plus a single string of towed hydrophones (streamer) that determine geologic structure by detecting waves reflected by subsurface layers."@en . . "false" . . "1" . "2010-02-19 11:52:56.0" . . . .