echo sounder造句怎么写

In bathymetric survey, the recorded seabed is distorted due to the beam-width of the echo sounder.

It is important to eliminate or degrade the effect caused by the beam width of echo sounders and reflect the true seabed.

horizontal projection echo sounder

narrow beam echo sounder

Signal features and dynamic range compression of swath echo sounder

Inspection installation and water tightness transducer of echo sounder on berth.

It also carries out surveys through two specially-designed vessels which are fitted with the latest type of equipment including multi-beam echo sounders.

hydrographic precission scanning echo sounder

The navigation equipment includes a gyrocompass, a bearing repeater for the helmsman, a magnetic compass, a radar, a log, an echo sounder, aP Mark3 navigator plus wind direction and panels once again in the wheel house and repeated for the helmsman.

A device used underwater to produce pulses of sound, as for an echo sounder.

magneto striction echo sounder