短語(yǔ)詞組短語(yǔ)beam element on elastic foundation 彈性地基梁?jiǎn)卧?/li>circular beam on elastic foundation 彈性地基曲梁beam on elastic foundation analogy 彈性地基相似梁winkle beam on elastic foundation 文尅爾彈性地基梁vertical beam on elastic foundation 竪曏彈性地基梁法beam on elastic foundation method 彈性地基梁法beam on nonlinear elastic foundation 非線性彈性地基梁beam on visco -elastic foundation 粘彈性地基梁 返回 beam on elastic foundation