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socket type disc buckle steel pipe support
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socket type disc buckle steel pipe support
承插型盘扣式钢管支架
立杆采用套管承插连接,水平杆和斜杆采用杆端和接头卡入连接盘,用楔形插销连接,形成结构几何不变体系的钢管支架。
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