2504| 11
|
不花您5毛錢,,只需您5分鐘,,快速了解沉孔標(biāo)注與解釋,,還愁啥,? |
| ||
| ||
點(diǎn)評(píng)
是GB不是JB, GB/T4458.4,,GB/T16675.2與ASME14.5.
| ||
| ||
點(diǎn)評(píng)
機(jī)械群里高手如云
| ||
| ||
小黑屋|手機(jī)版|Archiver|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, 2025-3-3 04:58 , Processed in 0.061386 second(s), 14 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.