桩基作为一种古老的建筑形式在当前的发展中仍发挥着巨大的作用。伴随着工艺和技术的革新，各种新桩型不断地涌现，并取得了巨大成功。DX桩作为其中的一种较为突出的桩型得到了广泛的应用。笔者从DX桩的发展、工艺特点、成桩优势、国内外研究进展以及工程应用等多方面进行了详细的阐述。

As a kind of old construction form, pile foundation still plays a tremendous role nowadays. The fast developing and innovation of technology promote new types of pile constantly emerging, which has been a huge success. DX pile is one of those piles and has been widely used. The author illustrates the development, technological characters, advantages, research progress both at home and abroad, and engineering applications of DX pile.

王梦恕（1938—），男，河南温县人，中国工程院院士，北京交通大学教授，主要研究方向为隧道及地下工程设计、施工新技术