écho-sonde | |
acoust. meas.inst. | sonic depth finder |
a | |
polit. agric. tech. | a |
a''' | |
gen. | "a" triple dash |
aura | |
social.sc. engl. | aura |
avions | |
gen. | aeroplanes |
à | |
gen. | per |
haute fréquence | |
radio obs. | radio frequency |
| |||
sonic depth finder | |||
acoustic depth finder; echo sounder; fathometer |
écho-sonde : 6 phrases in 3 subjects |
Astronomy | 1 |
Natural resourses and wildlife conservation | 1 |
Physical sciences | 4 |