测试了五种纤维束的准静态和动态应力应变关系,并比较了它们对应变率的敏感性。
The dynamic tensile properties of five types of high strength fiber bundles were measured and the sensitivity of strain rates was investigated.
给出了灰砂岩、石灰岩两种岩石动态的破裂强度与应力应变关系。
The dynamic strength and dynamic stress-strain curves for sandstone and limestone are given.
研究结果表明:特别是在较高平均应变率下,应变率历史对试件材料的应力应变曲线有明显的影响,在材料动态本构关系研究中应当考虑应变率历史的影响。
The results show that the stress-strain curves are significantly affected by the strain rate history, and this effect must be accounted for in the study of material constitutive relations.
与应变计直测应变技术相结合得到了混凝土的动态应力-应变关系。
The uniformity of stress within the concrete specimen is analyzed with the data from the PVDF gauges between the bar and the specimen, and combined the data dir…
与应变计直测应变技术相结合得到了混凝土的动态应力-应变关系。
The uniformity of stress within the concrete specimen is analyzed with the data from the PVDF gauges between the bar and the specimen, and combined the data dir…
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