This paper analyzes the causes and treatment of the torsional displacement and plane rotational displacement of curved continuous concrete beam bridge basing on an engineering example.

通过一个混凝土弯连续梁桥梁体出现较大扭转位移与平面转动位移的工程实例，分析其出现的原因及处理措施。

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The effects of axial restraint, rotational restraint and load ratio of the beam are discussed.

进一步分析了梁的轴向约束、梁端转动约束以及荷载比对约束钢梁受力性能的影响。

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A response curve fitting method is developed to estimate parameters of beam-type members with unknown rotational response.

针对结构中的梁式构件提出了一种基于反应曲线拟合的参数识别方法。

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