斜向拉荷载作用下，螺旋桩的极限承载力随着叶片距宽比的增大有所降低。
With the increases of RPDD, screw pile's ultimate bearing capacity decreased under inclined pullout load.
为了解决预制混凝土螺旋桩的抗扭问题，对预制混凝土桩体的抗扭性能进行了加强设计及试验研究。
In order to solve the torsional problem of precast concrete screw pile in construction, the torsional behaviors of precast concrete pile body were designed strongly and studied by experimental method.
在许多方面，设计所要达到的目标是非常字面化的：用54根脚桩、5个螺旋锚、110码混凝土支撑该建筑结构及山体。
In many ways, the design response to these goals is very literal. 54 Pin piles, 5 helical anchors, and 110 yards of concrete support the structure and retain the hillside.
另外，本次研究对复合地基中螺旋钻孔压灌混凝土桩的设计参数的选取提供了参考和建议。
In addition, some references and Suggestions on choosing design parameters of screw drill press concrete stake in complex foundation have been provided in this research.
长螺旋钻孔压灌超流态混凝土施工技术是一种值得推广的新型成桩技术。
The construction technology of long spiral drilled press-grouting super-fluid concrete pile is a new kind of pile-forming construction technology.
目的：本实验主要研究不同螺旋输送器、根管数目和操作者熟练度对桩核印模成功率的影响。
Objective:The aim of this stud was to evaluate the effect of types of lentulo the numble of root canals and operator's skill on the success rate of post impression.
目的：介绍一种由螺旋型根管钻、自行设计的根管口台阶状车针、预成桩核组成的预成桩核系统。
Objective:To introduce a new prefabricated post-and -core system, a helical drilling bit and a prefabricated post-and -core consisting of a root canal orifice bur which was designed by the author.
介绍了CFG桩的一种新的成桩工艺——长螺旋钻孔压力灌浆法，对CFG桩的设计、使用范围和发展趋势作了分析。
The paper introduces a new technology of CFG pile-pressure grouting of long helical drilling hole, and analyses design, service scope and development trend of CFG pile.
针对中国电影博物馆工程使用长螺旋钻管内泵压CF G桩复合地基施工技术作了一些有益的尝试、研究和总结。
The construction technique of CFG piled composite foundation by long auger boring methodology is studied and summarized according to the project of China Film Museum.
长螺旋钻孔管内泵压CFG桩成桩混合材料施工方法，具有施工噪音低，成桩速度快，工程造价较低等特点。
Long spiral hole pump pressure CFG (Cement Flyash Gravel) pile construction technology has such advantages as small noise, quick construction rate and low construction price.
长螺旋干成孔压灌混凝土桩适合于多层及小高层基础工程。
Long spiral dry pore-forming pumping concrete grouting pile can be used in multi-story buildings and low huge buildings.
长螺旋钻管内泵压CFG桩施工技术在太原部分地区扰动敏感性土中应用时，常出现严重缩径质量问题。
Serious necking quality problems often appear when the CFG piles construction technology of long spiral drill pipe by pump pressure apply in some disturbed sensitive soil areas of Taiyuan.
对拖船螺旋桨来说，除了应计算系桩状态的静态强度外，还应计算自由航行状态的疲劳强度。
As for a propeller of a tugboat, it is necessary to calculate the fatigue strength in the self running state as well as the static strength in the bollard state.
文章结合工程实例介绍了长螺旋钻孔压灌砼桩的施工技术，以供同行参考。
The article introduces the construction technique of long-screw drill grouting piles, based on the engineering actuality, for the reference of similar projects.
螺旋钻孔机是用于基建施工中一种重要的桩工机械。
The earth auger is the important pilling machine under construction.
目前已形成长螺旋钻机、灰土桩机、高压旋喷钻机、强冲钻机、锚杆钻机五大系列10多个品种。
Currently has a long auger, lime machine, High Pressure Jet Drilling Rig, strong drill Roofbolter more than 10 varieties of five series.
螺旋钻孔机是基建施工中常用的大型灌注桩施工机械。
Etarth auger is a large piling driver most in use for civil construction.
长螺旋钻孔压灌混凝土桩是近年来开始应用于工程的一种新桩型。
Auger Bored Cast-with-pressure Concrete pile is a new style of pile which is used in recent years.
长螺旋钻管内泵压CFG桩，是一项CF G桩复合地基新技术。
Pressure pumped CFG pile by continuous auger drilling is a new technology of CFG pile composite foundation.
一种螺旋体灌注桩成桩用刀具，由刀架箱和刀具构成。
The present invention relates to a pile-forming tool for poured spiral pile, consisting of tool head box and tool.
一种螺旋体灌注桩成桩用刀具，由刀架箱和刀具构成。
The present invention relates to a pile-forming tool for poured spiral pile, consisting of tool head box and tool.
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