压缩层

神经网络结构由两组三层BP网络嵌套而成，分别为输入层、结合层、压缩层、分解层和输出层。

The neural network consists of two nested three-layers BP networks . They are input layer , combination layer , compression layer , de compression layer and output layer respectively .

在相关影响因素中，压缩层厚度具有重要的意义。

Thickness of compression layer plays an important role .

该方法将筏板基础划分为Mindlin板单元，桩-土体系的支撑刚度利用Boussinnesq解和Mindlin解及有限压缩层模型确定，对垫层则近似用分布弹簧模拟。

In this method the raft is modeled with Mindlin plate element , and the soil pile cushion system is modeled through semi analytical methods .

结果表明：尽管不同方法计算的群桩沉降量十分接近，但所确定的压缩层厚度差别较大。（5）利用ADINA有限元分析软件对单桩静载试验进行数值模拟。

It shows that the sedimentation values are very close , but the depths of compressive stratum which calculated by different methods are not the same . ( 5 ) By the finite element software & ADINA , pile-soil interaction of bored pile in the soft soil area was simulated .

油罐地基压缩层厚度的研究

Research on the thickness of compressible stratum of oil tank foundation

大基础地基压缩层深度计算方法的研究

Method for Calculating Compression Depth of Subsoil under Large Foundation

最后给出了确定压缩层厚度方法的建议。

The method to determine the thickness of compressed layer is suggested .

基础长宽比不同，压缩层计算深度不同。

The foundation with different length-width ratio had different depth of compressed layer .

基础长宽比对压缩层深度的影响

Effect of Foundation Length-width Ratio on Compressed Layer Depth

地基压缩层深度的确定

The Determination of the Compressible Stratum in Foundation Soil

地基压缩层厚度的数值模拟分析和探讨

Value Simulation Analysis of Ground Compressive Layer Thickness

地基变形及有效压缩层深度的计算方法

Method of Calculating the Deformation of subsoil and the Effective Depth of Compressible Stratum

地基压缩层深度及沉降的简捷计算法

A Shortcut Method for Calculating Depth of Compressive Deformation Layer and Settlement in Subsoil

本文按三轴试验资料计算了地基压缩层范围内湿陷变形的分布规律，其结果与兰州和陕西张桥等处的现场浸水载荷试验资料吻合很好。

The results of calculation agree well with the in situ tests of Lanzhou and Shanxi .

本文对北京市平原区含水岩组和压缩层进行了划分。

This paper introduces a classification of the aquifers and compressive layers in the Beijing plain area .

本次设计的目标是实现视频通信发送端的压缩层和传送层的第一级复用。

Our design goal is to realize compressing and the first level multiplexing of video communication system .

机加工损伤对保护涂层的破坏和对喷丸压缩层的改变会造成应力腐蚀。

Stress concentrations can be created by mechanical damage that compromises the protective finishes and alters the compressive shot-peen layer .

本文采用粘弹塑性模型，提出计算地基变形及有效压缩层深度的新方法。

This paper presents a new method of calculating depth of compressible stratum , in which a viscoelastic-plastic model was adopted .

文中对刚性的动力基础，在简谐荷载的作用下，对于不同频率、不同压缩层厚度和基础埋深等动力响应进行了计算与探讨。

The forced harmonic load response of the stiff vibration foundation is studied for different frequencies , layer depths and foundation embedments .

算例表明，能获得令人满意的三维机翼定常可压缩层、湍流边界层的计算结果。

Numerical results of steady , compressible , laminal and turbulent boundary layers over the finite swept wing show to be satisfactory .

大修中喷丸层的恢复相当重要，确保喷丸压缩层的剩余应力大修或应力恢复。

Restoration of the shot-peened layer during overhaul is important to ensure that the shot-peen compressive residual stresses are maintained or restored .

喷丸压缩层的改变或损坏会降低压缩层抵抗疲劳和应力腐蚀裂纹的保护性。

Removing or damaging the shot-peened layer can reduce the protection that this compressive layer provides against fatigue and stress corrosion crack initiation .

在现行规范中，由于桩基沉降估算模式的不同，压缩层厚度的确定方法也不完全相同。

In the current criterion , different models of pile foundation settlement estimation should match with different de-termination methods of thickness of compressed layer .

根据实测资料确定了有效影响深度，改进了沉降计算方法和计算压缩层控制标准。

According to the tested data , the effective influence depth is determined and settlement calculation method and calculated compression depth criterion is improved .

当拓宽路堤的高度远大于地基可压缩层的厚度时，则新路堤本身变形成为控制变形的关键性因素。

When the height of new embankment is thicker than the compression layer of foundation , the deformation of embankment become the control factor in design .

以分层地基模型并采用有限元有限压缩层的计算方法为基础建立起桩土支承体系刚度矩阵，从而导出桩土承台梁的共同作用方程。

Based on the finite element finite compressible stratums method , the stiff matrix of the pile soil sustaining system is established and interaction equation is elicited .

基于土的连结强度，研究基础长宽比对基底附加应力和压缩层深度的影响。

Were evaluated precisely . Based on the connecting strength of soil , the effects of foundation length-width ratio on base additional stress and depth of compressed layer were discussed .

算例表明，根据基础长宽比，按照不同计算公式计算压缩层深度进而计算基础沉降，其结果有很大的不同。

A calculating example showed that the results of the calculating settlement were quite different when adopting different methods to calculate compressed layer depth and then calculating the foundation settlement .

深厚压缩层地基条件下桩筏基础路基沉降特性研究从长期沉降观测资料分析次固结沉降

Research on the Settlement Characteristics of Subgrade with Piled Raft Foundation under Conditions of Thick Compressible Foundation Analysis of secondary consolidation settlement based on the data from long-term observation of settlement

在定义单向和双向筏板的基础上，提出根据基础长宽比不同，应采用不同的方法计算压缩层深度。

Based on defining the one-way and two-way raft , advices were put forward to adopt different methods to calculate the compressed layer depth according to the differences of foundation length-width ratio .