steel rolling-up door
... steel rod 圆钢 steel rolling-up door 钢卷门 steel roof joist 屋面钢梁 ...
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卷帘钢门 rolling steel door
卷动钢门 rolling steel door
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天钢高线厂集卷站的环行分配器、双臂芯棒、集卷门、内芯棒等都采用液压传动。
The circular distributor, double-arm mandrel, coiler door and internal mandrel of the coiling station in the High-speed Wire Rod Mill are driven by the hydraulic systems.
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