For special-shaped column composed of concrete-filled square steel tubes, research is done by three methods: superposition theory, finite element analysis and axial compression experiment.
并结合方钢管混凝土组合异形柱的推广应用，对梁柱节点和维护墙体作法进行了探讨。
The compression degree experiment provides the samples for different conservation periods in the tri axial shearing stress test .
压实度试验为三轴剪切试验制作不同养护龄期的样品；
From the analysis of the experiment results, it is indicated that the axial load ratio on behaviors of CFST subjected to compression-bending loads is the most significant effect factor.
对试验结果进行的分析表明，轴压比对钢管混凝土弯压构件受力性能的影响最为显著。
From the analysis of the experiment results, it is indicated that the axial load ratio on behaviors of CFST subjected to compression-bending loads is the most significant effect factor.
对试验结果进行的分析表明，轴压比对钢管混凝土弯压构件受力性能的影响最为显著。
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