用X射线应力测量仪分别测定了坦克履带销经滚压、喷丸和滚压加喷丸三种表面强化后的表面残余应力。

The surface residual stresses of tank track pins after being strengthened by means of rolling, shot peening or rolling plus shot peening were measured by X-ray stress measurer, respectively.

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首先，对两端加锚后裂纹尖端的应力场做了一些相应研究，对两端加锚的模型破坏模式做了简短的介绍，为以后的工作提出了建议。

First of all, the study on the crack tip stress field under the model anchored by CFRP have been done, and then do a brief introduction about the failure mode of the model with the CFRP.

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应力—应变曲线表明，掺加废胶粉后试样压应力随着应变的变化幅度减小，材料的弹性模量降低。

Stress-strain curves show that the ranges of compressive stress and the elastic modulus of mortar decrease with the increasing strain after mixing waste rubber powder.

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