At last , a mathematical model of relationship between residual stress and affecting factors is promoted.

It was found that tension residual stress is key factor for crack growth under cyclic compression.

结果表明,裂尖区域在循环压缩载荷作用下的残余拉伸应力是导致裂纹扩展的重要因素.

Importance of residual stress measurements was explained on basis of fracture mechanics.

用断裂力学的原理说明了测定残余应力的意义.

Residual stress is the main factor affecting the flatness of plate.

残余应力是影响矫后中厚板平直度的主要因素.

The control and removal of residual stress are more significant.

控制和消除激光焊接残余应力更具重要意义.

The distribution of residual stress of weld joints is analyzed.

并分析了焊接接头残余应力的分布规律.

The change of stress field during the impact process was studied by transient analysis.

模拟采用瞬态分析方法,跟踪了在整个冲击过程中应力场的变化.

In the analysis of the temperature and stress field axis-symmetry finite element method is employed.

温度场及应力场的计算采用轴对称有限元法.

About mass concrete structures , owners, designers and contractors all interested in the temperature and thermal-creep-stress field.

大体积混凝土施工期温度场和应力场的分布是业主 、 设计方及承包商极为感兴趣的问题.

Biaxially self-reinforced PE sheet was prepared by the die with complex stress field in critical state.

采用具有复合应力场的双向拉伸挤出口模,在临界状态下成功制备了聚乙烯双向自增强片材.

Finally, the application of ground stress field in mining planning and design has been briefly discussed.

研究了地应力在矿山巷道及开采设计中的应用.

This paper describes the history and development of the temperature field and residual stress field.

本文主要讲述了有关焊接温度场与应力场的研究历史与发展.

This new method reflects the completely analytic character of the singular stress field the V-notch tip.

这一新方法完整符合了切口尖端奇异应力场的解析规律.

Dynamic stress field and effective reinforced area of dynamic compaction are analyzed according to the data.

通过对计算结果的整理,对夯击后土体的沉降量、强夯的动应力场和有效加固范围做了分析.

So in-situ stress field is also one of base works about drilling engineering design.

因此地应力场的研究是钻井工程设计的基础工作之一.

The complex relations of temperature field, microstructure field and stress field on quenching process are introduced.

介绍了淬火过程中温度场 、 组织场和应力场相互作用的复杂关系.

Slope excavation will influence the original stress field inside the natural slope.

摘要边坡开挖会影响自然斜坡内部应力场的原始状态.

What would your life look like if you could start over with a clean slate?

如果你以新的姿态重新开始,你的生活会是怎样的 呢 ?

It is a complex magnifying lens used to view the image formed at the focal plane.

它是比较复杂的放大影像的透镜,观察焦平面的图象.

Beam cross section and momentum spectra have been measured on the focal plane.

测量了聚焦面上的束流截面和动量谱.

When a plane wave is incident on an interface between two different media.

当平面波入射到不同介质的分界面时.会产生反射与折射.