... 大螺旋塔 Greater Spire 大直径螺旋钻孔桩 large diameter bored pile 大螺旋角直柄钻头 high-helix straight shank drill ...
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super-long large diameter bored pile 大直径超长混凝土灌注桩
deep-water large diameter bored pile 大直径深水钻孔桩
super long-large diameter bored pile 超长大直径钻孔灌注
large diameter impact bored pile 大直径冲孔灌注桩
large diameter bored grouting pile 大口径钻孔灌注桩
large diameter artificial bored pile 大口径人工挖孔桩
The research on the operating technology and load transfer mechanism of super long-large diameter bored pile;
通过土钉抗拔力学模型探讨了高压注浆土钉的抗拔荷载传递机理，简单介绍了其施工工艺。
The current standard mainly establishes at the aim of short intermediate pile, the design method of the long and large diameter bored piles is less targeted and its applicability is not wide.
当前的规范主要是针对中短桩建立而成的，对于超长大直径钻孔灌注桩的设计，其针对性不强，存在适应性问题。
The bearing capacity of super-long and large-diameter bored pile tip is influenced by the facts including construction process, depth effect, size effect and so on.
阐述了超长大直径钻孔灌注桩桩端承载力的影响因素，包括施工工艺、深度效应和尺寸效应等。
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