1) layer strain approach
层应变法
2) modified layer-removal strain method
改进剥层应变法
1.
In order to overcome the distortion of the airplane monolithic structure parts caused by residual stresses,the modified layer-removal strain method was used to measure the residual stress in thick pre-stretched aluminum alloy plates by considering and analyzing the characteristics of the aluminum alloy plate.
文中针对铝合金预拉伸厚板的特点,提出用改进剥层应变法来测量内部残余应力,并运用弹性力学理论进行推导,得到了应力-应变关系矩阵。
2.
According to the characteristics of the thick pre-stretched aluminum alloy plate,the writer has deduced the modified layer-removal strain method by the elastic mechanical theory to measure the residual stre.
笔者根据预拉伸铝合金厚板的特点,运用弹性力学理论推导出厚板内部残余应力测量的改进剥层应变法,用此方法测量了预拉伸铝合金厚板2D70T351沿厚度方向的残余应力分布,并对测试结果进行了分析。
3) layerwise strain summation method
分层应变总和法
4) bottom strain
层底应变
1.
Based on the model of simplified road,the effects of different double-wheel s sizes of lorry on the bottom strain of asphalt layer were analyzed by the method of numerical calculation.
以简化道路模型为对象,以数值计算方法为手段,研究了载重货车不同单边双轮轮距对沥青面层层底应变的影响。
5) strain layers
应变层
1.
Characteristics of SiGe strain layers are described,including the relation between critical thickness of SiGe strain layers and Ge composition,the narrowed energy band,the increased refractive index and the metastable state of SiGe strain layers.
介绍了应变SiGe层的特性,包括SiGe应变层临界厚度与Ge组分的关系,能带变窄,折射率增加以及应变SiGe层的亚稳态特性。
2.
The characteristics of SiGe strain layers are described.
描述了SiGe应变层特性。
补充资料:平面应变压缩法
分子式:
CAS号:
性质:一种以恒定压缩面积来压缩试样的方法。将片状试样的中央部分放在有长方形截面积的两个模片之间加以压缩,这样,试样受压缩的面积是恒定的,可以很容易计算出真应力而不是公称应力。此外,这种压缩方法在应变增加时,模片和试样间的摩擦仍能保持恒定,而单轴压缩却不能做到这一点。本方法需要对边缘效应加以校正。
CAS号:
性质:一种以恒定压缩面积来压缩试样的方法。将片状试样的中央部分放在有长方形截面积的两个模片之间加以压缩,这样,试样受压缩的面积是恒定的,可以很容易计算出真应力而不是公称应力。此外,这种压缩方法在应变增加时,模片和试样间的摩擦仍能保持恒定,而单轴压缩却不能做到这一点。本方法需要对边缘效应加以校正。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条