| 1. | Construction technology of drilled pile in karst area
岩溶地区大直径钻孔桩施工技术 |
| 2. | Large borehole methane drainage technology
大直径钻孔瓦斯抽放技术 |
| 3. | The technology of large diameter bored pier construction on the sea
海上大直径钻孔灌注桩施工技术 |
| 4. | Gas drainage in seam with large auto variable diameter bore holes
自动变径大直径钻孔抽放煤层瓦斯试验 |
| 5. | Construction technique of ultra - deep bored filling pile with large diameter
超深大直径钻孔灌注桩施工技术 |
| 6. | Research on critical value of drilling index for bigger diameter borehole
大直径钻孔钻屑指标法临界值的研究 |
| 7. | Discussion on quality inspection of grouting pales with large - diameter hole
浅议大直径钻孔灌注桩的桩身质量检测 |
| 8. | Impact of bottom settlings and mud cake on vertical supporting capacity of large - diameter predrilled cast - in - place pile
桩底沉渣与桩周泥皮对大直径钻孔灌注桩竖向承载力的影响分析 |
| 9. | To ensure the construction quality and safety of large diameter bored piles in deep waters , it is crucial to apply the leading construction technologies with steel liners that are fabricated with appropriate wall thickness and to a high level of quality
摘要采取先进的施工工艺和设备，高精度地沉设具有必要壁厚和高水准加工质量的钢护筒，对于保证深水大直径钻孔灌注桩的施工质量和安全是非常重要的。 |
| 10. | This paper adopts the large diameter cast - in - situ piles of the north pier of anqing changjiang highway bridge as the study backgrounds , uses the pile calculative program , gpile that is a part of the common program software system of finite element method , sap84 , to calculate and analysis the pile group effect of large diameter cast - in - situ piles deeply with different coefficients of pile group effect
本文以安庆长江公路大桥北塔墩大直径钻孔灌注群桩基础为研究背景，应用有限单元法通用程序软件系统sap84中的gpile桩基计算程序对不同群桩效应系数下大直径钻孔灌注桩的群桩效应进行较深入的计算和分析。 |
