There was obvious scattering for the test results of dynamic fracture toughness under high loading rates.
断裂韧度数值在高加载速率下呈现出明显的离散性。
The result shows that the dynamic fracture toughness is affected by both the loading rate and the specimen size.
测试结果表明，岩石的动态断裂韧度同时受到加载率效应和尺寸效应的影响。
From the view point of material selection, we analyzed their dynamic fracture toughness and crack propagation resistance.
从选材角度对比分析了几种铝合金的动态断裂韧性及裂纹扩展阻力。
An experimental technique for measuring dynamic fracture toughness under the action of stress wave is described in this paper.
本文介绍了一种研究材料动态断裂韧度的实验技术。
The dynamic fracture toughness of five groups ceramic were tested and the obtained results are 1.08-2.83 times of static results.
测试了五组陶瓷的动态断裂韧性，所测断裂韧性的动态结果是静态结果的1.08 ~ 2.83倍。
In this paper, the dynamic fracture toughness measuring method for 921a shipbuilding steel is studied by instrumented Charpy impact test.
本文利用示波冲击试验，对船用921A钢动态断裂韧性的测试方法进行了研究。
According to the standard testing method of ISRM, the dynamic fracture toughness for the basalt samples in different depth has been measured.
按照国际岩石力学学会试验规范，对不同赋存深度的玄武岩岩样进行了动态断裂韧性测试。
A quantitative relationship between dynamic fracture toughness and temperature and loading rate has been obtained through thermal activation analysis.
通过热激活分析，可以获得定量描述动态断裂韧性、温度及加载速率之间的关系。
With the compliance changing rate method, the crack initiation time and the dynamic fracture toughness of CFRP and GFRP laminates were obtained at two kinds of strain rates separately.
利用柔度变化率方法确定起裂时间，分别得到在两种加载速率下CFRP、GFRP层板的动态断裂韧性。
An experiment on dynamic rock fracture toughness test using edge-notched disc specimen is presented.
提出用边切槽圆盘试样测量岩石动态断裂韧度的实验方法。
The dynamic plastic fracture toughness CTOD and its variation with different. crack propagation speeds.
塑性动态断裂韧性CTOD，及其在不同裂纹扩展速度下变化规律的测试。
The dynamic plastic fracture toughness CTOD and its variation with different. crack propagation speeds.
塑性动态断裂韧性CTOD，及其在不同裂纹扩展速度下变化规律的测试。
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