ехолот
echo location/echo ranging
depth sounder
depth finder (sounder)
E – ECHO
echo (returned signal)
echo depth finder
echo sounding
bottom echo
bottom echo signal
coherent echo
coherent echo modulation and detection
Doppler echo indicator
echo area
echo frequency
echo intensity
mirror-reflection echo
precipitation echo
second-trip echo
echo
Echo (phonetic alphabet)
target echo