6890| 18
|
我現(xiàn)在需要研究一種量具的準(zhǔn)確性或者這個量具是否可以接受,請教高手 |
| ||
| ||
| ||
| ||
| ||
|
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, 2024-10-31 23:22 , Processed in 0.060145 second(s), 18 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.