既有弹性变形，又有塑性变形；

It has elastic deformation and plastic deformation.

钎料的塑性变形抗力研究

Study on plastic deformation resistance of sn - pb - re solder

残余压应力作用在塑性变形层内。

Residual compression acts on the plastic deformation layer.

塑性变形使得有效弹性厚度减小。

The plastic deformation reduces the effective elastic thickness of the layer.

整个焊接板由弹性变形区、压缩塑性变形区、拉伸塑性变形区和熔池组成。

Whole weldment includes practically elastic deformation zone, compressive plastic deformation zone, tensile plastic deformation zone and melting pool.

塑性变形区域能够快速增长，并且使球体很快进入完全塑性变形阶段；

The plastic deformation region may get a quickly increasing and so the sphere went into the full plastic deformation.

岩样的塑性变形假设根源于塑性应变局部化.

It is assumed that plastic deformation stems from the localization of shear strain.

低渗透气藏孔隙变形具有弹塑性变形的特征.

Pore deformation of low - permeability gas reservoirs is characteristic of elastic plastic deformation.

并对盐膏岩的蠕变与塑性变形的因素进行概述；

Moreover the creep deformation and plastic deformation factors of salt and anhydrite rocks are summarized;

分析并建立了FOPS板壳弹性变形、塑性变形和流动变形的极限速度数学模型；

In this paper, a limit speed mathematical model of elastic deformation, plastic deformation and flow deformation of the FOPS shell was established.