... 键 词： 周期荷载；周期荷载后；不排水强度；孔压比；动应变比 [gap=1513]Key words: cyclic loading; post-cyclic loading; undrained strength; pore pressure ratio; cyclic strain ratio ..
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The test of 6 hybrid precast unbonded post-tensioned concrete beams under reversed cyclic loading is carried out.
本文采用碳纤维布和外包钢两种加固方法，对6个混合装配无粘结预应力梁进行了低周反复加载试验。
In this paper, seismic performances of unbonded post-tensioned precast concrete joints strengthened with CFRP and Angle steels under reversed cyclic loading are studied.
本文旨在对这种节点在低周反复荷载作用下的抗震性能进行研究，以便使这种节点最终成为一种完善的抗震体系。
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