light gauge cold-formed steel shape的意思|示意

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冷弯薄壁型钢


light gauge cold-formed steel shape的网络常见释义

冷弯薄壁型钢 ... 丁(之)字钢t-bar (z-bar) 冷弯薄壁型钢light gauge cold-formed steel shape 热轧hot-rolled ...