English | Spanish | |
---|---|---|
Business | ||
Business | central office exchange | central de comunicaciones |
Engineering | ||
Engineering | central office exchange | oficina central de cambio |
Technical | ||
Technical | central office exchange | servicio de centralita |
Aeronautics | ||
Aeronautics | central office exchange | central de comunicaciones |
English | Spanish | |
---|---|---|
Engineering | ||
Engineering | central office exchange service | servicio de utilización parcial de centralita telefónica pública |