4157| 7
|
如何設計播種機的排種器?---請教 |
| ||
| ||
| ||
| ||
恩,是的,就是現在的碩士研究課題,氣吸滾筒式精密排種器
| ||
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, 2025-7-20 22:30 , Processed in 0.057998 second(s), 14 queries , Gzip On.
Powered by Discuz! X3.5 Licensed
© 2001-2025 Discuz! Team.