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四管支柱是最常用的组合式支柱之一,适用于水平模板承受较大垂直荷载的建筑施工。四管支柱主要由管柱、螺栓千斤顶和托盘等组成(图1)。
The four-pipe support is one of the most commonly used modular supports and is suitable for construction applications where the horizontal formwork is subjected to large vertical loads. The four-pipe support is mainly composed of a pipe string, bolt jacks, and a tray (Fig. 1).