1500| 3
|
請問下圖所示的砂型鑄件結(jié)構(gòu)是否合理?如不合理說出理由,,并畫出修改后的圖形,。 |
| ||
| ||
| ||
小黑屋|手機(jī)版|Archiver|機(jī)械社區(qū) ( 京ICP備10217105號-1,,京ICP證050210號,浙公網(wǎng)安備33038202004372號 )
GMT+8, 2025-4-5 20:10 , Processed in 0.056381 second(s), 14 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.