查询词典 pile sheathing

On the basis of the algorithm of BP neural network,the network's excitation function has been improved, and an ANN-based Seismic Response recognising system for pile foundation bridge pier has been developed according to the characters of the seismic response of the pier.

在原BP神经网络基本算法的基础上，按研究桩基桥墩地震响应的特点，改进了网络的激励函数，开发了适用于桩基桥墩地震响应的神经网络辨识系统。

Pile ; soil ; bridge structure ; substructure method

桩； 地基土；桥梁结构；子结构方法

And the rational design of pile foundation with high bridge pier is an important technical problem on the basis of understanding the structure characteristics of bearing mechanics, deformation and stability.

因此，如何在全面掌握高桥墩桩基础承载机理、变形与稳定特性的基础上，对其进行合理设计，目前已成为山区高架桥基础工程所面临的重要技术难题。

Through the construction of long-large piles groups, improved the technology of bridge bored pile construction in complicated geological conditions, such as si It layers and impact on tide change, especially application of the construction machine.

3通过长大群桩的施工，及合理机械配套选型的应用，进一步完善了复杂地质条件下(淤泥层厚、潮起潮落的影响)桥梁钻孔桩基础的施工技术。

An experimental investigation on hydrodynamic loads on an inclined pile array of a bridge pier induced by irregular wave and current is reported in the paper.

在本系列研究第一部分单桩试验的基础上，对不规则波与均匀流共同作用于斜群桩的水动力特征进行了试验研究。

Bridge pile foundation in practical engineering are not only subjected to static load, but also subjected to wind loads, wave impact, seismic loads and other dynamic load.

在实际工程中，桥梁桩基不仅受到静力荷载的作用，而且还受到风荷载、波浪冲击力、地震荷载等动载的作用。

The dynamic response characteristics and variation of bridge structure, pile foundation and soil layer are analyzed, while the peak acceleration of Rayleigh wave is progressively increasing.

采用逐级增加动力荷载的方法，分析了在Rayleigh波加速度峰值逐级增加后，桥梁结构、桩以及土层的动力反应特点和变化规律。

In this paper, on the basis of many studies reported in the literature, the effects on bridge pile sare reviewed of the liquefaction induced lateral spread and large ground displacements.

根据国内外文献资料，主要就地震高烈度区液化引起的地面侧向大变形对桥梁桩基的影响的研究现状进行分析，总结了地面大变形引起的震害情况、液化诱发地面大变形的机理及液化大变形的预测方法、桥梁桩基的震害和液化大变形对桥梁桩基的影响、桥梁桩基抗地面大变形的措施，以及存在问题和研究思路。

The formula calculating the first frequence of the bridge with the pile foundation is derived by using the Rayleigh Principle.

用Rayleigh法推导了桩基桥梁的第一自振频率的近似计算公式；在动力学效的原则下建立了桩—上—上部结构体系的等代简化模型，导出了动力等效嵌固深度l〓的计算公式，并与静力等效嵌固长度Z〓的计算公式进行对比分析，给出了静力公式的误差范围。

The research on the calculation method for the design of bridge pile foundations has been focused on the vertical load carrying capacity, whereas the horizontal load carrying capacity has received little attention in the research field.

桥梁基础设计以往一直侧重于竖向承载能力计算方法的研究，而水平承载能力计算方法的研究则相对较少。

He paid $5,000 for this cupcake.

他我这个纸杯蛋糕花了5000美元。

I mean, if you want to, that is

我的意思是，如果你们想吃的话。