دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a seismic phenomenon that shows up on a seismic, or record, section as a sound reflection that is much stronger than usual. A bright spot sometimes directly indicates natural gas in a trap. See record section.

a specific seismic reflection that may indicate gas.

n: a cross section of the earth generated by computer from tapes that have recorded the sound vibrations reflected during seismic exploration. Expert interpretation can reveal what may be a trap for petroleum. Also called seismic section.

n: see record section.