预应力钢束呈空间曲线状态时张拉伸长量的计算方法

来源 :吉林交通科技 | 被引量 : 0次 | 上传用户:dama5011
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当预应力桥梁跨度大于35m时,预应力钢束多呈空间曲线,本文介绍预应力钢束呈空间曲线时,预应力钢束张拉伸长量的计算方法。
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