行方不明の図2

行方不明の図2
こういうのがあったと思う
関連BAD(Basic Abstract Data)

"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, 5:21:40 PM[Edit]