The Channel Tunnel which links the British and French rail networks which entered commercial service in 1994 was designed using metric units.
It was designed using metric units. The Channel Tunnel links the British and French rail networks and entered commercial service in 1994.
The Channel Tunnel links the British and French rail networks and entered commercial service in 1994. It was designed using metric units.
The Channel Tunnel links the British and French rail networks and entered commercial service in 1994. It was designed using metric units.