multi-under reamed pile 多级扩孔灌注桩
multi-under-reamed pile 挤扩多盘桩
push-extend multi-under-reamed pile 挤扩多盘桩
the push-extend multi-under-reamed pile 挤扩多盘桩
under-reamed bored pile 钻孔扩底灌注桩 ; 深基础钻孔扩底灌注桩
artifical under-reamed bored pile 人工挖孔扩底桩
compaction under reamed bored pile 挤扩支盘桩
Based on 500kv EXPO Transformer Substation in Shanghai, this dissertation mainly discussed uplift capacity and deformation of underreamed pile which was abroadly used in engineering design and construction.
本文即以上海500kv全地下世博变电站为工程背景，对在工程中应用越来越广泛的扩底抗拔桩的承载力和变形进行了研究。
参考来源 - 扩底抗拔桩的承载力和变形研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Compared to artificial digging-hole pile, the pumping reverse-circulation under-reamed bored pile has higher adaptability to geological condition, and its construction is safety and reliability.
泵吸反循环钻孔扩底灌注桩与人工挖孔灌注桩相比，地质条件的适应性强，施工安全可靠。
The results show that the use of under-reamed bored pile can assure the safety of foundation engineering.
结果表明，扩底钻孔灌注桩的使用保证了地基工程的安全性。
The test research shows that the concrete pour pile with changeable muld-under-reamed enlarged bottom can meet the demands of high bearing capacity and low settlement for high-rise building.
试验研究表明，可变式支盘扩底桩可满足工程上高层建筑承载力较高、沉降量较低的要求。
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