It can achieve a large deformation, a large range of testing strain-rate and an approximately constant strain-rate dynamic compression testing.
该方案能实现对软材料的大变形、近似恒应变率及大应变率范围动态压缩测试。
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。
The deformation of soil tunnel is influenced by the combined tempo-spatial effects. And the ratio of deformation produced by the time-effect is quite large even in the range impacted by excavation.
土质软岩隧道的变形受时空效应综合作用的影响，即使在开挖面影响范围之内，时间效应也能产生很大比例的变形。
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