Marine echo sounder performance specification 1972

Ижил төстэй зүйлс

• Mendigit 'echo-sounder trace'
  -н: Adeli Abdullah, 1964-2002
• Calibration of echo sounders for offshore sounding using temperature and depth /
  -н: 440645 Calder, M.
• The developments of swathe sounding systems and their comparisons with the conventional echo sounders /
  -н: Mohd. Razali Mahmud, author, зэрэг
  Хэвлэсэн: (1986)
• Depth dependence for echo sounder calibration /
  -н: 275184 Mohd. Akram Abdullah, зэрэг
  Хэвлэсэн: (2008)
• Mapping of sea grass using multibeam echo sounder's snippet technology /
  -н: Rafiqin Iman Ramlan, 1993-, зэрэг
  Хэвлэсэн: (2016)