大直径风动潜孔锤引孔技术在含漂石砾砂层预制桩施工中的应用与研究
대직경풍동잠공추인공기술재함표석력사층예제장시공중적응용여연구
The Application and Research of the Large Diameter Air Operated Down Hole Hammer in Guiding-hole for Pile-sinking at the Layer of Gravel and Boulders Mixed Together
저자의 최근 논문