中継 ちゅうけい線 せん交換 こうかん機 き

chūkeisenkōkanki

1. Not a relay exchange.; Not a repeater switch.

1. Was an intermediate exchange.; Was a relay exchange.

1. Interconnection line switch; Relay line switch

1. It is not a relay exchange.; It's not a repeater switch.

1. It's not a repeater switch.; It isn't a repeater switch.

1. It was a relay exchange.; It was a transmission line switch.

1. Central office switch; Private branch exchange

1. It is not a relay exchange.; It is not a repeater switch.

1. Wasn't a relay exchange.; Wasn't a transmission line switch.

1. Probably a relay exchange.; Probably an intermediate exchange.

1. Was not a relay exchange.; Was not a repeater station.

1. Wasn't a relay exchange.; Wasn't a connection.

1. Probably a relay exchange.; Possibly a repeater switch.

1. It was not a relay exchange.; It wasn't a repeater switch.

1. If it were a relay exchange.; If it had been a relay exchange.

1. If it were a transmission line switchboard; If it is a transmission line switchboard

1. If/when a transmission line switch…; If/when a relay station…