复合地基由桩、桩间土及其上的褥垫层组成。
Combined foundation consists of piles, pile soil and mattress layer.
褥垫层是CFG桩复合地基的重要组成部分。
Bedding cushion is an important part in CFG pile Composite Foundation.
褥垫层是刚性桩和半刚性桩复合地基的核心技术之一。
Cushion is a core part in the rigid and semirigid composite foundation.
利用载荷试验研究了CFG桩桩顶的中粗砂、砾砂、碎石褥垫层的桩上应力比。
The stress ratio of CFG pile and soil which cushion used medium-coarse sand gravelly sand or cobbles has been studied.
因此，对于柔性基础条件下CFG桩桩帽复合地基褥垫层厚度的优化十分有意义。
So under the condition of flexible foundation, the optimization of cushion thickness of CFG pile composite foundation with caps is of great significance.
介绍了褥垫层的作用及作用机理，并且对褥垫层的设计以及褥垫层施工进行了探讨。
The role and the mechanism of cushion are introduced, besides, the design and the construction of cushion are discussed in the paper.
褥垫层对桩土应力的调节作用，复合地基的应力随褥垫层的模量和褥垫层的厚度变化规律。
The adjustment function of cushion from its thickness and modulus on the stress of pile and soil was studied.
为了有效地减小两种地基之间的差异沉降及其影响，采用增强基础刚度和设置褥垫层的方法。
In order to effectively control the different settlement between the two foundations, the foundation "s stiffness is enhanced and the pillow layer is adopted."
根据静载荷试验结果，研究褥垫层厚度对荷载在水泥土搅拌桩四桩复合地基中传递的影响规律。
The load transfer mechanism of cement-soil pile composite foundations with different cushion heights were studied according to the results of static loading tests.
文中通过有限元分析和工程实例，证明了褥垫层对协调桩土变形的重要作用，并提出褥垫层的设计参数。
It proves that the underlayer to compound foundation is of importance by finite element analysis and engineering examples, and the parameters for design has been...
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.
该研究为复合地基褥垫层厚度的设置及选择和配制合理的垫层材料提供了依据，有利于复合地基的优化设计。
The research results will provide a theoretical evidence for the suitable selection of the cushion thickness and its materials and will be beneficial to the opt...
研究了褥垫层厚度变化对桩身轴力传递、桩侧摩阻力分布、桩端阻力发挥、桩土荷载分担及桩土应力比的影响。
Axial force transmission, distribution of skin friction, tip resistance of pile, as well as tress ratio between pile and soil are changing with pillow.
简述了刚性桩复合地基及其工程特性，提供了将其用于超百米高层建筑的工程实例和设计计算方法，成功地用变厚度褥垫层消除了不均匀沉降。
Composite foundation with rigid piles and its properties are introduced in brief. A project example, as well as the design calculation method of applying it, in superhigh-rise buildings is provided.
CFG桩是水泥粉煤灰碎石桩的简称，它是由水泥、粉煤灰、碎石、石屑和砂加水拌合形成的高粘结强度桩，和桩间土、褥垫层一起形成复合地基。
CFG pile is short for the cement fly-ash gravel pile, which is mixed to a high bond strength pile with sand and water. CFG pile composite is formed by CFG pile, the soil between piles and cushion.
CFG桩是水泥粉煤灰碎石桩的简称，它是由水泥、粉煤灰、碎石、石屑和砂加水拌合形成的高粘结强度桩，和桩间土、褥垫层一起形成复合地基。
CFG pile is short for the cement fly-ash gravel pile, which is mixed to a high bond strength pile with sand and water. CFG pile composite is formed by CFG pile, the soil between piles and cushion.
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