而大量的实际工程表明，组合结构的梁柱连接是介于这二者之间的，即应该视为半刚性组合节点。

But a large number of practical projects had shown that the connection of beams and columns in composite structure is between rigidly and hinge connection.

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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。

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.

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