7942| 35
|
3D打印都還沒搞懂,4D就已經(jīng)來了 |
評(píng)分
| ||||||||
| ||
| ||
| ||
| ||
點(diǎn)評(píng)
可以是復(fù)合材料(該材料做骨架),應(yīng)用就廣了。
| ||
| ||
| ||
點(diǎn)評(píng)
我國的革命早已啟動(dòng),革老百姓的命!
| ||
Archiver|手機(jī)版|小黑屋|機(jī)械社區(qū) ( 京ICP備10217105號(hào)-1,京ICP證050210號(hào),浙公網(wǎng)安備33038202004372號(hào) )
GMT+8, 2025-7-3 18:06 , Processed in 0.094578 second(s), 24 queries , Gzip On.
Powered by Discuz! X3.5 Licensed
© 2001-2025 Discuz! Team.