支承桩 meaning in English

bearing pile
column pile
supporting pile

A study on longitudinal vibration behavior of inhomogeneous pile embedded in layered unsaturated soils
考虑桩土耦合作用时弹性支承桩纵向振动特性分析及应用
Theory of vibration of pile on elastic foundation considering 3d wave effect of soil and its applications
考虑土体三维波动效应时弹性支承桩的振动理论及其应用
The main original work is as the followings : 1 . longitudinal vibration of an integral pile in an uniform soil with end bearing boundary or elastic bottom boundary undergoing vertical harmonic load is theoretically investigated
主要工作如下： 1 、分别对均质土中完整端承桩和弹性支承桩在垂直谐和激振力作用下的纵向振动特性进行了研究。