|
楼主: wxdh007
|
[GB] GB/T 40424-2021 管与管板的焊接工艺评定试验 |
|
发表于 2021-9-19 09:46:38
|
显示全部楼层
|
||
|
|
|
|||
|
|
发表于 2021-9-19 11:24:11
|
显示全部楼层
|
||
|
|
发表于 2021-9-19 11:36:11
|
显示全部楼层
|
||
|
|
发表于 2021-9-19 12:38:00
|
显示全部楼层
|
||
|
|
|
|||
|
|
发表于 2021-9-19 18:04:13
|
显示全部楼层
|
||
|
|
发表于 2022-11-10 08:54:17
|
显示全部楼层
|
|||
|
|
发表于 2022-11-10 10:44:56
|
显示全部楼层
|
||
|