主应力

The maximum principal stress is oriented mainly in a NNW direction in the south and in a NNE direction in the north,generally in a N-S direction.

最大主应力方向在南部以NNW向为主，北部以NNE向为主，总体为近SN向。

The orientations are NE in northern part, deflect to NNW southwards, vary to NW in western and eastern parts, and changeable in southeast part.

北部最大水平主应力方向为NE，往南发生偏转到NNW；靠东部与西部偏向NW；靠东南部出现了多变的方向。

The principles of dynamic photoelasticity are explained, with commonly-used experimental equipment described.

介绍动光弹基本原理和常用的实验装置，阐述动光弹应用于爆破理论研究的手段，总结出主应力分离的几种方法，综述目前国内动光弹技术的主要研究方向。

The influences of principal stress axes rotation.on geotechnical engineering attract more and more attention.

主应力轴旋转对岩土工程的影响日益受到人们的重视。

Secondly, the effects of the rotation of principal stress axes on plastic deformation is investigated and deformation patterns are obtained through calculation.

应用本文弹塑性模型，对主应力轴旋转所引起的塑性变形进行理论探讨，分析塑性变形的规律以指导工程实践。

The cell of foundation soil is taken notable impact on dynamic deformation and dynamic strength behavior under rotation of principal stress axes by cyclic wave load.

地基土单元体在波浪荷载的作用下将发生主应力轴连续旋转，这对土的强度和变形特性会产生显著的影响。

The observation shows that the tendency of dynamic modulus under coupling test with the effect of rotation of principal stress axes was similar with dynamic modulus under conventional dynamic test.

探讨了主应力轴连续旋转下，空心试样在微幅应变下的动力特性研究。

The stress map shows the spatial distribution of the o rientation of principal stress axes and the stress regimes An earthquake focal m echanism map for the eas...

主应力方向分布特征表明，东亚地区的现今构造应力场除受印度-欧亚板块碰撞的强烈影响外，俯冲带的弧后扩张亦有重要影响。

It is a very important to determine fault movement and the direction of Principal stresses for structural analysis.

断层的运动方式和主应力方向的判断是构造分析的一个重要方面。

In this paper, a new simple method to determine fault movement and the direction of principal stresses is suggested.

本文提出一种判断断层运动和主应力方向的新的简单方法。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。