基于微米力学实验的页岩I型断裂韧度表征 1)
韩强*†**2)(
),屈展*†**,叶正寅**,董广建††
),屈展*†**,叶正寅**,董广建††
STUDY ON FRACTURE TOUGHNESS OF MODE I OF SHALE BASED ON MICRO-MECHANICAL TEST 1)
Han Qiang*†**2)(),Qu zhan*†**,Ye Zhengyin**,Dong Guangjian††
),Qu zhan*†**,Ye Zhengyin**,Dong Guangjian††
图3. 玻氏压头产生径向裂纹示意图
Fig. 3. Schematic diagram of radial crack with Berkovich indenter
