The linearity of a large range extensometer is a critical problem, because its elastic'element is under large deformation.
大量程引伸计的弹性元件处于大变形工作状态，引伸计的非线性矛盾较突出。
In design of large range extensometer whose range is 100% strain, according to theory formulas and factual technics, using MATLAB to optimize the structure and size.
根据理论公式和实际工艺，通过MATLAB软件进行结构尺寸优化，设计一种量程为10 0 %应变的大量程引伸计。
In this article we have made analyses and comparisons of synchronized data from an extensometer and a 4-component borehole strainmeter at Yingkou seismological station.
本文对先后安装在营口地震台的伸缩仪和分量钻孔应变仪的同步观测数据进行了比对和分析。
This article introduces the working principle and the key technology of video extensometer measuring system, and analyses the development trend of the video extensometer.
本文研究了视频引伸计测量系统的工作原理和关键技术，并且分析了视频引伸计的发展趋势。
This article introduces the working principle and the key technology of video extensometer measuring system, and analyses the development trend of the video extensometer.
本文研究了视频引伸计测量系统的工作原理和关键技术，并且分析了视频引伸计的发展趋势。
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