Difference between revisions of "Dictionary:Acoustic positioning/zh-hans"
(Created page with "声纳定位；声波定位")
Revision as of 12:56, 29 December 2017
1. Determining location using sonar waves, as by Doppler-sonar (q.v.) or locating with respect to fixed sonar transponders. 2. Determining the distance between elements of a towed array by measuring traveltimes between the elements. 3. Determining the positions of ocean-bottom seismometers by timing arrivals from first arrivals in production surveying or from specific positioning shots.