HootinNHollerin@lemmy.world to Science Memes@mander.xyzEnglish · 11 个月前Even better than a cart of appleslemmy.worldimagemessage-square40linkfedilinkarrow-up1867arrow-down112
arrow-up1855arrow-down1imageEven better than a cart of appleslemmy.worldHootinNHollerin@lemmy.world to Science Memes@mander.xyzEnglish · 11 个月前message-square40linkfedilink
minus-squareDragon Rider (drag)@lemmy.nzlinkfedilinkEnglisharrow-up5arrow-down1·11 个月前Drag believes this is from an electric railway. The pulleys and weights keep the cable taut so the train can stay connected to it at high speeds.
Drag believes this is from an electric railway. The pulleys and weights keep the cable taut so the train can stay connected to it at high speeds.