message exchange,switching center,switching centre,switching exchange /ENG-ELECTRICAL/
[DE] Vermittlungsstelle
[EN] message exchange; switching center; switching centre; switching exchange
[FR] centre de commutation
remote control center,remote control centre,switching center,switching centre /ENG-ELECTRICAL/
[DE] Fernsteuerzentrale; Kommandostelle
[EN] remote control center; remote control centre; switching center; switching centre
[FR] centre de commutation; centre de conduite; centre de télécommande