.
"multibeam echo sounder central beam"@en .
"accepted"@en .
.
"Water depth measurement by determining the time taken for the seabed echo to return from the central, vertical sound pulse beam of a fan-shaped multibeam array."@en .
.
"SDN:S04::S04396" .
"2006-10-06 13:47:30.0" .
"SDN:S04::S04396" .
"" .
"1" .
"1" .
"false" .
.
"2006-10-06 13:47:30.0" .
.
"SDN:S04::S04396" .
.
.
.
.
.