4490| 4
|
ISO 13715 技術制圖 圖樣畫法 未定義形狀邊的術語和注法 |
| ||
| ||
Archiver|手機版|小黑屋|機械社區 ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
GMT+8, 2025-7-19 17:13 , Processed in 0.094586 second(s), 18 queries , Gzip On.
Powered by Discuz! X3.5 Licensed
© 2001-2025 Discuz! Team.