岩石具有非均质性、不连续性，其动态断裂性能研究是国内、外研究的热点难点问题之一。
Rock has heterogeneity and discontinuity and rock's dynamic fracture property has been one of the hotspots and challenges in domestic and foreign studies.
岩石具有非均质性、不连续性，其动态断裂性能研究是国内、外研究的热点难点问题之一。
Rock has heterogeneity and discontinuity and rock's dynamic fracture property has been one of the hotspots and challenges in domestic and foreign studies.
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