怎樣根據(jù)檢測數(shù)據(jù)資料,計(jì)算L485鋼種的硬度值公差下限 |
小黑屋|Archiver|計(jì)量論壇
( 閩ICP備06005787號(hào)-1—304所 )
電話:0592-5613810 QQ:473647 微信:gfjlbbs
閩公網(wǎng)安備 35020602000072號(hào)
GMT+8, 2025-12-21 01:26
Powered by Discuz! X3.4
Copyright © 2001-2023, Tencent Cloud.