基于容许位移的抗震稳定性设计与验算迫切需要一种方便可行的地震位移估算方法。
Displacement-based stability design and checking of retaining structures urgently need a convenient method for seismic displacement estimation.
对具有不同墩高、不同轴压比以及不同直径的桥墩分别采用基于强度和基于位移的设计方法进行了抗震设计，并对设计结果进行了比较。
Piers with different heights, diameters, and axial load ratios are designed with both FBSD method and DBSD method, and then the results are compared.
着重探讨了直接基于位移抗震设计的方法和步骤，并提出了该方法在今后的研究与应用中需要解决的若干问题。
The displacement-based seismic design method is particularly proposed and some unsolved problems and future directions in the research and applications of this method are listed.
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