因振动桩锤非常经济，一直受到施工者青睐。
Vibratory pile drivers can be extremely economical and therefore the contractors' preferred method of pile driving.
本文对影响振动桩锤沉桩能力的土力因素进行了研究。
In this paper the attention is paid to study the soil-related factors affect the vibro-driveability.
液压打桩锤是用于建筑、桥梁、码头等桩基础施工中打入预制桩的桩工机械。
Hydraulic pile hammer is one of the pile driving machines that drive prefabricated piles into the ground in the construction of pile foundation such as construction, bridge, dock, etc.
根据贯入特性、工程规范和施工特点，提出了有关桩锤配置与动力连续作业等技术的改进措施。
Improved techniques on impact hammer configuration and continuation of dynamic operation are suggested according to engineering specifications and penetration characteristics.
根据贯入特性、工程规范和施工特点，提出了有关桩锤配置与动力连续作业等技术的改进措施。
Improved techniques on impact hammer configuration and continuation of dynamic operation are suggested according to engin...
小型、超小型号的自动打桩锤可以打护坡桩、公路铁路护栏桩、还可以用其冲击破路和夯实各类基础。
Small , ultra-small models can play Piles of automatic hammer , highway , rail barrier pile , Impact also can be used to consolidate all types of roads and infrastructure .
针对多桩锤控制同步时出现机电耦合作用影响控制效果的问题，对两桩锤间的机电耦合规律进行了研究。
In order to solve the problem of electromechanical coupling that influencing the control effect in the control of two vibration hammers, the influence law of electromechanical coupling is studied.
我尝试就在这儿拿一些光释光的样本，但是，当一些小的沉积开始在我周围坠落，我决定把一个金属馆子锤进岩石里当桩也许不是一个好点子。
I tried to get a sample for O.S.L. dating here, but when bits of the deposit started falling down around me, I decided that hammering a metal pipe into this rock pile might not be such a good idea.
本文应用冲击机械系统动力学分析打桩过程中锤体与桩撞击时应力波的产生、传播以及该波对沉桩过程的影响。
Mechanical impact dynamics is used to analyse the production and spread of stress wave when hydraulic pile hammer hammerblows piles, the stress wave influence the course of driving pile.
文中回顾了在建桥工程中，应用风动潜孔锤钻进桥桩桩孔的经验，具体介绍了使用的设备、工具及施工工艺技术。
The experience of pile hole drilling using pneumatic hammer in bridge construction is reviewed. Equipments, tools and techniques are also described in detail.
减小井距可节约工程费用，但会引起群桩效应而导致拒锤现象发生。
Reducing well spacing can economize project cost, but it will cause group pile effect and bring on the phenomenon of repelling hammering.
阐述了海底取样时岩芯形成的理论过程，推导了有关理论计算公式，得出了形成“桩效应”的条件，并论述了取样器静压力及振动锤多项参数的理论计算公。
Also it presents the condition of forming "stake effection" is reached and the theoretic calculation formulas of hydrostatic pressure and multi parameter of vibratory hammer of the sampler.
高频液压振动锤除可作各类承载桩的施工外，还可以建造薄壁防渗墙，深层密实处理，地面夯实处理等特殊施工。
Besides piling, can be applied to special fields such as building thin anti-seeping walls, deep density treatment and ground compact improvement treatment.
而且，在平台打桩工程建设中出现了诸如拒锤、溜桩等等的实际问题。
It is one of pile driving to predict more accurately driveability analysis.
结合一维应力波动理论，以实测打桩记录为依据，采用反分析方法确定当后继打桩出现拒锤现象时的单桩承载力。
Based on the driving records, the back-figured method is applied to estimate the pile bearing capacity after refusal taking place.
结合一维应力波动理论，以实测打桩记录为依据，采用反分析方法确定当后继打桩出现拒锤现象时的单桩承载力。
Based on the driving records, the back-figured method is applied to estimate the pile bearing capacity after refusal taking place.
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