Based on axial compression tests of 18 lightweight aggregate concrete-filled steel tube (LACFST) long columns, the behavior of LACFST long columns was studied and compared with that of normal CFST.
对18根不同长细比和含钢率的钢管轻集料混凝土长柱进行轴压试验，研究了钢管轻集料混凝土长柱在轴心压力下的受力性能，并与钢管普通混凝土进行了对比。
Based on tests of two full-scale double-span prestressed frames, internal force redistribution of frame was studied and continuity of structures and axial compression ratio of column were analyzed.
基于两榀接近足尺的后张有粘结预应力混凝土框架的试验，对多跨预应力框架的内力重分布进行了研究，重点考虑了框架的连续性和轴压比的影响。
Based on the tests and theoretic derivation, skeleton curve of restoring force model of frame column with high axial compression ratio is got.
在试验研究和理论推导的基础上，给出了高轴压比下框架柱恢复力模型的骨架曲线，与试验骨架曲线吻合较好。
应用推荐