【摘要】 采用三点弯曲和短棒拉伸测试方法，进行了岩石（日本、美国和瑞典寄来的三批岩芯）断裂韧度的国际联合试验。结果表明：中国小组提交的试验结果准确、可靠；中国小组是唯一采用开发ＩＳＲＭ－Ｋ（１Ｃ）系统进行全部试验控制与进行数据、图形处理的国家。更多还原

【Abstract】 With the three point bend specimen and the short rod specimens which were mailed fromJapan,U.S.A and Sweden,we carried out the international joint rock fracture toughnesstesting. The process and results are presented in this paper. It is indicated that the experi-ment result which were presented by us are more accurate and reliable,Moreover the Chi-nese group is the only group that used the new developed ISRMK1c saft system to fulfill al-most all the test control and data-graphic processing work.更多还原