| 切口曲率半径对岩石断裂韧度KIC值的影响 |
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| 引用本文： | 朱哲明,王洪山.切口曲率半径对岩石断裂韧度KIC值的影响[J].实验力学,1993,8(1):92-95. |
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| 作者姓名： | 朱哲明 王洪山 |
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| 作者单位： | 阜新矿业学院，阜新矿业学院 阜新，123000，阜新，123000 |
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| 摘 要： | 本文对岩石三点弯曲试样的切口曲率半径与其断裂韧度 K_(Ic)值间的关系进行了详细的实验研究及理论分析.对岩石 K_(Ic)测试中切口的选择提出了建议方法.
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| 关 键 词： | 断裂韧度 切口曲率半径 岩石 |
Effect of Notch Root Radius on Rock Fracture Toughness K_(Ic) |
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| Zhu Zheming WangHongshan.Effect of Notch Root Radius on Rock Fracture Toughness K_(Ic)[J].Journal of Experimental Mechanics,1993,8(1):92-95. |
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| Authors: | Zhu Zheming WangHongshan |
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| Institution: | Fuxing Mining Institute |
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| Abstract: | The relation between rock fracture toughness K_(Ic) and notch root radius in studied experimentally.Suggestions about how to choose the size of notch in a rock speci- men used for determing K_(Ic)are proposed. |
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| Keywords: | fracturc toughness notch root radius stress concentration |
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