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声波测深
eng.geol. sonic sounding
oil acoustic sounding
tech. acoustic depth sounding (法); acoustical depth sounding (法); acoustic sounding (法); acoustical sounding (法); sonic depth finder (法); sonic sounding (法)
声波回声测深
construct. acoustic depth sounding
声波 测深: 46 phrases in 10 subjects
Earth sciences2
Explosives and Explosive Ordnance Disposal1
General1
Geophysics2
Hydroelectric power stations1
Navigation2
Oil / petroleum4
Shipbuilding3
Technology27
United Nations3