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本文通过对半开缝素混凝土连接键短柱的试验，研究了提高高层大跨结构中柱子延性的方法，并提出了控制手段和设计建议。
In this paper, the method of improving the ductility of pillars in high-rise long-span structures is studied through experiments on semi-cracked concrete connection short columns, and the control means and design suggestions are proposed.