33| 0
|
DIN EN 10242:2023-08 可锻铸铁螺纹管件Threaded pipe fittings in malleable cast iron; Ger |
匿名
发表于 2023-12-21 20:06:53
|阅读模式
| |
|小黑屋|标准知识分享 ( 闽ICP备19022192号-2 )
GMT+8, 2024-5-19 16:40 , Processed in 0.140625 second(s), 24 queries .