main strain meaning in English

主应变

He not only belongs to the english school , but his ir theory also constitutes an important part of the main strain theories of the us ir
他属于英国学派，但也是美国主流国际关系理论体系中的一部分。
This system provides photo elastic , moire , holographic , speckle technology contained in optical measure strain and displacement analysis software interface , and mainly realizes photo elastic image collection , interference image pretreatment , automatic skeleton extract method , automatic main strain trace protraction method and planar photo elastic image strain analysis function . all the work that the author has done has established a good foundation for more realization of an intact optical measure image strain analysis software system . furthermore , engineer and lab assistant can quickly obtain concise , intuitionistic and quantificational information
该系统提供了光测力学所包括的光弹法、云纹法、全息法以及电子散斑法等技术应力和位移分析软件实现的接口，主要实现了等差线图像和等倾线图像的采集、干涉条纹图像预处理、全自动提取光弹条纹图像骨架线、全自动绘制主应力迹线以及二维光弹应力分析功能，为进一步开发完整的光测力学图像应力分析软件奠定了基础，同时使工程技术人员以及实验人员能够迅速的获取简明、直观、定量的信息。