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Mis on teie toodete standardimine?

2022-06-27

K: Mis on teie toodete standardimine?

V: GB/T 700-2006 süsinikkonstruktsiooniteras, 45# GB/T 699 Q235, 195, 215, 255, 275 GB/T700.

Eelmine:Kui kaua kulub teil meie jaoks projekteerimisvõimaluste pakkumine?

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