...键字: 预应力；自平衡索桁架；点支式玻璃幕墙；非线性；固有振动[gap=1453]Key words: prestressing; self-balanced cable truss; point-supported glass curtain wall; nonlinearity; natural vibration..
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自平衡索桁架
Self-balancing cable truss
以上为机器翻译结果，长、整句建议使用 人工翻译 。
首先应用小挠度弹性理论，在一些合理简化假设的基础上，推导自平衡索桁架的初始刚度、松弛刚度及临界松弛荷载公式。
Based on the small-deflection elastic theory and some simplified assumptions, the initial stiffness, the slack stiffness and the critical slack load have been derived theoretically.
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