At the process of ct crack and rapture evolution, the acoustic emission can not precisely reflect the meso-mechanism of rock deformation and rapture because of localization of damage.
在CT尺度裂纹演化和破坏阶段,由于岩石损伤高度局部化,声发射率参数不能精确反映岩石破坏的细观机制。
It exhibits the viscous effect under dynamic loading case, and the effect strengthens with the growth of the micro-crack density induced by the meso-damage of material.
饱和混凝土中孔隙自由水的存在对材料的力学性能有显著的影响,动态工况中主要表现为自由水的粘性效应,且该效应随细观损伤引起的微裂纹密度的改变而变化。
The relation between stress-strain and density variation of rock crack has been obtained through the meso-damage theory and damage statistics model.
把细观损伤理论和宏观统计损伤模型结合,建立应力–应变与微裂纹密度变化的关系;
The yield point is based on the evolution crack on CT scale and the meso process of soft rock before the streng...
软岩屈服现象的本质是CT尺度裂纹演化,裂纹演化是软岩在峰值强度前的主要细观过程。
The yield point is based on the evolution crack on CT scale and the meso process of soft rock before the strength maximum is the...
软岩屈服现象的本质是CT尺度裂纹演化,裂纹演化是软岩在峰值强度前的主要细观过程。
The purpose of studying concrete using X-ray CT is to analyze concrete meso-crack evolution process and explain concrete macroscopic strength and strain character based on concrete CT images.
X射线CT研究混凝土的目的是通过CT扫描获得的CT图像,分析混凝土在不同荷载作用下细观裂纹的演化过程,解释混凝土宏观强度和变形特性。
The purpose of studying concrete using X-ray CT is to analyze concrete meso-crack evolution process and explain concrete macroscopic strength and strain character based on concrete CT images.
X射线CT研究混凝土的目的是通过CT扫描获得的CT图像,分析混凝土在不同荷载作用下细观裂纹的演化过程,解释混凝土宏观强度和变形特性。
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