其结果可以为管桩工程问题提供理论依据。
It can provide theoretical supports for some tubular pile engineering practices.
研究了黏弹性土中管桩沉桩后的固结问题。
The problem of the soil consolidation after tube-pile driving was studied.
本文提出了一种新桩型—带翼板预应力管桩。
In this paper, a new type of prestressed concrete pipe pile with wing plates is presented.
在管桩施工中使用预应力混凝土容易出现挤土效应，影响工程质量。
Using the prestressed concrete in the pile construction is prone to cause compaction effect which will affect the project quality.
关于管桩内外水体对频率的影响，文中给出用实验方法求得的影响系数。
The influence of the water inside and outside of the pipe pile on the frequency is investigated and a coefficient is obtained from experiment.
结果随着碳纤维含量的增加，根管桩的弯曲强度和剪切强度均逐渐增加。
Results the transverse strength and shear strength were increased with the increase of the carbon fiber content.
结果表明，预应力管桩具有设计简洁、施工快速、质量可靠等突出优势。
The results show that PCTP has obvious advantages of terse design, quick construction and reliable quality.
所得结论将为PHC管桩作为抗拔桩在工程中的应用提供有益的参考依据。
The conclusions are useful for the further using of PHC pile as resistant extraction pile in engineering.
工程实践表明，采用此类管桩施工不仅能保证质量，而且能大大缩短施工周期。
The engineering practice indicates that use of the pipe pile can not only guarantee the quality, but also shorten greatly the construction period.
本文介绍了现浇混凝土薄壁管桩技术及其在上海北环高速公路软基加固中应用。
Thin-wall Pipe Pile Using Cast-in-situ Concrete (named PCC) technology and the application in soil improvement of Shanghai Beihuan express way are introduced.
随着PH C管桩在港口工程中的广泛应用，也逐渐暴露出该桩型的一些弱点。
Following the wide application of PHC Piles in construction of port, some weaknesses of the pile are also exposed.
PH C管桩端板的通常生产方法是采用钢板切割或锻打成型，然后机加工而成。
PHC pipe pile plank in end is usually produced by cutting steel plank or forging, and then machining.
总结了锚管桩复合土钉支护的构造、工艺、施工组织、基坑安全及质量保证措施。
The conformation, craft, construction organization of CCSN, the measure of foundation pit safety and quantity guarantee are summarized.
本文主要介绍预应力管桩在变电站中的运用的优点，以及预应力管桩的施工要点。
In this paper the author introduces the advantages of using pre-stressed concrete pipe-pile and the key points of its construction.
介绍了高强预应力混凝土管桩承载力的计算方法，为管桩的设计提供了计算依据。
The bearing capacity of the high-strength prestressed concrete pipe pile was presented in this paper, which provided the theoretical basis for the design of pipe pile.
介绍大直径预应力高强度管桩的沉桩技术，以及沉桩过程中的注意事项和问题处理。
An introduction is given to sinking technology for large diameter prestressed high strength tubular pile, and issues for consideration during sinking and treatment of problems encountered.
针对某大厦工程管桩桩基存在的各类质量问题，全面分析各类管桩的处理过程及效果。
Focusing on the existing quality problems for tubular pile foundation of a building project, the process and effect of all kinds of tubular piles were analyzed comprehensively.
结合工程实例分析了预应力管桩产生偏位的原因，介绍了预应力管桩偏位的处理方法。
Based on an engineering example, the reason of sloping prestressed pipe piles (PPPs) and the treatment method for the sloping PPPs are given.
预应力混凝土管桩机械快速接头作为一种新型的管桩连接技术，近年在工程中时有使用。
As a new joist technique of concrete pipe pile, the prestressed concrete pile mechanical bond express joint has been used in engineering nowadays.
根据桩土体系之间的关系，取消承台，对罐基础采用高强预应力管桩的桩土复合地基设计。
Based on the relation of pile with earth, cancel the slab to design container foundation adopting high intensity prestressed pipe pile.
在试验研究的基础上，利用有限元软件进行理论分析，探讨填芯混凝土对管桩桩端的影响。
Based on the test, the theoretical analysis were carried out on the influences of core concrete to pile end.
在含有大量生活垃圾形成的复杂软弱层中，按常规方法施工沉管桩，将造成严重的缩径现象。
In the complex soft layer contained large quantity of living rubbish, construction on sinking tubular pile with conventional method, will lead on to reduce tube diameter.
结论加强纤维复合树脂桩核的强度高，色泽好，操作方便，可作为根管桩核材料在临床应用。
Conclusion Reinforced Fiber Composite Resin dowel cores have the advantage of high strength and good color, they are easy to operate and can be used clinically as root canal dowel cores.
航站楼的主体结构采用嵌岩冲孔桩，设计中采用的后压浆预应力管桩是首次在岩溶地区应用。
The bored cast in place concrete piles embedded in rock were used in the main structure. The post grouting prestressed pipe piles adopted in the design were the first time applied in the karst area.
该文描述了预应力管桩的检测，探讨了浅部缺陷假象并分析其成因，提出对这种缺陷假象的检测方。
The paper describes the detection for prestressed concrete pipe piles, discusses the false defectiveness in the shallow parts of piles and analyses their causes of formation.
基于该模型分析了褥垫层模量、桩间距、桩长、土体模量等因素对现浇薄壁管桩复合地基承载性能的影响。
Based on the model, the effect of cushion stiffness, pile spacing, pile length and soil modulus on the bearing capacity was analyzed.
在试验的基础上对预应力管桩的抗剪承载力进行了研究，并对填芯混凝土在抗剪承载力中的作用进行了探讨。
It can embed reinforced bar and pour concrete in piles upper portion to make it combined with the platform, so the core concrete can improve shear performance of the pile.
通过对浮桩进行注浆和复打两种处理方法的对比研究表明，在软土地基中处理管桩浮桩应优先采用复打措施。
Based on the contrast of grouting and re-beating of floating piles, the latter should be adopted in soft soil foundation.
通过对浮桩进行注浆和复打两种处理方法的对比研究表明，在软土地基中处理管桩浮桩应优先采用复打措施。
Based on the contrast of grouting and re-beating of floating piles, the latter should be adopted in soft soil foundation.
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