groupe quaternaire
| de base
| groupe quaternaire abbr. | |
| IT | grupo cuaternario |
| de base abbr. | |
| dialys. | basal |
| IMF. | subyacente; tendencial; fundamental; básico |
| |||
| grupo cuaternario | |||
|
groupe quaternaire : 15 phrases in 3 subjects |
| Communications | 2 |
| Electronics | 2 |
| Power lines | 11 |