1975年の地下鉄ネットワークを持つ上位 20 か国
https://www.kjclub.com/jp/board/exc_board_9/view/id/3800448
日本の援助はともかく、地上を走る地下鉄自慢に 草w
https://www.kjclub.com/jp/board/exc_board_9/view/id/3800448
1975해의 지하철 네트워크를 가지는 상위 20 국
1975년의 지하철 네트워크를 가지는 상위 20 국
<iframe width="560" height="315" src="https://www.youtube.com/embed/iDKAknMZh3w?si=Sc_4eY0KU0_B-rdq&start=202" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" referrerpolicy="strict-origin-when-cross-origin" allowfullscreen></iframe>
https://www.kjclub.com/jp/board/exc_board_9/view/id/3800448
일본의 원조는 차치하고, 지상을 달리는 지하철 자랑에 풀w
https://www.kjclub.com/jp/board/exc_board_9/view/id/3800448