Chev@lemmy.world to 196@lemmy.blahaj.zone · 4 months agoMachine used for constructing tunelsmessage-squaremessage-square3fedilinkarrow-up12arrow-down10
arrow-up12arrow-down1message-squareMachine used for constructing tunelsChev@lemmy.world to 196@lemmy.blahaj.zone · 4 months agomessage-square3fedilink
minus-squarepelya@lemmy.worldlinkfedilinkarrow-up1·4 months agohttps://en.m.wikipedia.org/wiki/Tunnel_boring_machine