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                钢管支撑

                规格分类:609×16;800×16钢管支撑组合件

                注:钢管¤支撑具有重量轻,承载力大,安装方便等特点,支撑可回收再利用,具有经济性、环保≡性等特征。挡着涵洞隧道的土壁,防止ξ 基坑倒塌,在地铁施工中广》泛运用。

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