second sound
| signal
| second sound | |
| phys.sc. | second son |
| signal | |
| gen. | signal; communications |
| construct. | borne réflectrice; poteau réflecteur |
| mech.eng. | affichage de position |
| med. | commander |
| mil. logist. | message conventionnel |
| nat.sc. | signal acoustique; stimulus-signal acoustique |
| transp. | signal |
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| second son | |||
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second sound : 4 phrases in 2 subjects |
| Communications | 1 |
| Electronics | 3 |