查询词典 principal stress

The developed program also has some post-processing functions including structure shape map, discrete structure mesh map, structure displacement map, cracking map, stress map of steel bar, principal stress map of any section, searching displacement of any load step, load-deflection curve map of any node and so on.

包括结构形式图、结构剖分网格图、结构变形图、裂缝开展图、钢筋应力图、任意横截面的主应力图、加载过程中的任意荷载下的位移查询、任意结点的荷载—挠度曲线图等。

Firstly, We studied the maximum principal stress and horizontal strain during the deformation of single fold and multi-layer fold and the effect of strain velocity on fold deformation under compressive stress.

本论文首先主要对单层和多层褶皱变形过程中最大主应力的变化与水平应变之间的关系，以及应变速率等因素对褶皱变形的影响进行了研究。

Stress state of minor principal stress arch behind the retaining wall under non-limit state was analyzed.

针对平动模式下的刚性挡土墙，提出了考虑土拱效应的非极限主动土压力计算方法。

The results show that the hydraulic fracturing pressure is intimately related with tensile strength and tridimensional stress state of the soil. With the increase of tensile strength and minor principal stress, the fracturing pressure is enhanced.

土体发生水力劈裂时的劈裂压力与土的抗拉强度和土体所处的应力状态之间有着密切的关系，劈裂压力随着土的抗拉强度和小主应力的增加而增加。

In the neighborhood area of grouting axes, the minor principal stress increased more extent than the maximum one. The stress level was reduced and lower than before; and the stability of the earth dam increased.

劈裂灌浆可以同时增大大小主应力，在灌浆轴线附近区域，小主应力增加幅度大于大主应力增加幅度，应力水平较灌浆前降低，土坝稳定性增加。

To analyze the ascending displacement, normal stress, principal stress before strengthening and after strengthening. The effect of strengthenment was obvious and the reinforcement scheme was successful.

提出了几种加固方案，并用神经网络和遗传算法进一步优化出了较佳的加固方案，进行了加固前后效果对比分析。

Through analyzing the surveying result and factors leading to cracks, it brings forth some details which should be taken care in future designing and constructing this type of bridges, such as computing theory of load transverse distribution factors, shear lags affection on web normal stress and principal stress.

通过对三门峡黄河公路大桥裂缝调查结果和产生原因的分析，提出了今后此类桥型在设计和施工中应注意的问题和细节，如：横向分布系数的计算、剪力滞效应对腹板正应力及主应力的影响等。

At first, starting point and hypothesis used to establish yield criterion of powder metals have been comprehensively and profoundly investigated and then the stress at the location of porosity has been supplementarily defined, Moreover, on the basis of Mises's yield criterion, author proves that yield surface of powder metals is a rotative ellipsoid surface in principal stress.

因此，关于粉末体塑性加工理论问题的研究，引起了人们极大的关注。本文在分析国内外大量文献基础上，着重对粉末体塑性理论中的屈服准则和流动应力进行了理论分析和实验研究。

The stress field,especially the orientation of horizontal principal stress in vertically-fractured gas well,determines the azimuth of refracture creation and refracture propagation.

根据弹性力学理论和岩石破裂准则，裂缝总是沿着垂直于最小水平应力方向起裂，因此，重复压裂井中的应力场分布决定了重压新裂缝的启裂和延伸。

The minimum principal stress criteria adopted in the new model ,compared with the minimum tangential stress criteria of traditional method ,illustrates the mechanism during hydraulic fracturing procedure more objectively.

新的理论模型采用了最小主应力破坏准则，与现有方法采用的最小切向应力破坏准则相比，更客观的表述了水压致裂过程中的力学机制。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。