8974| 14
|
为什么造不出高精度机床,难度在哪里? |
| ||
点评
补充一句;赶快吃,煎饼果子被浇上泪水,容易凉,凉了就不好吃了
| ||
g
| ||
| ||
| ||
小黑屋|手机版|Archiver|机械必威体育网址 ( 京ICP备10217105号-1,京ICP证050210号,浙公网安备33038202004372号 )
GMT+8, 2024-11-15 04:52 , Processed in 0.055557 second(s), 15 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.