echoloden | |
meas.inst. | echo depth-sounding; echo sounding |
echolood | |
gen. | sounder |
meas.inst. | acoustic depth finder; sonic depth finder |
nat.sc. | echo-sounder; echosounding equipment |
meten | |
hydraul. | measure |
terugstrooiing | |
earth.sc. | back-scattering |
echolood: 3 phrases in 1 subject |
Acoustics | 3 |