水平受荷阶梯形变截面桩的内力及变形分析
胡文韬,刘豆,耿大新,王宁,徐长节,上官兴,闵婕

Internal force and deformation of step-tapered pile under lateral loads
Wen-tao HU,Dou LIU,Da-xin GENG,Ning WANG,Chang-jie XU,Xing SHANGGUAN,Jie MIN
图 3 桩周土体地基反力模量
Fig.3 Modulus of subgrade reaction around pile