バー-ボールジョイント

バー-ボールジョイント
レゴ:バーとボールジョイント関節の変換

https://www.brickers.jp/?pid=130862539

"Engineer's way of creating knowledge" the English version of my book is now available on [Engineer's way of creating knowledge]

(C)NISHIO Hirokazu / Converted from [Scrapbox] at 11/23/2025, 5:50:47 PM[Edit]