·146. 北京科技大学学报 2003年第2期 10 Kachanov L M.On the Time to Failure under Creep Con- dition [M].Izv Akad Nauk USSA Otd Tekhn Nauk,1958 Inner Variable in Crack Healing Processing ZHANG Yongjun",XUE Ling,HAN Jingtao" 1)Material Science and Engineering School,University of Science and Technology Beijing,Beijing 100083,China 2)The Chinese Society for Metals,Beijing 100711,China ABSTRACT According to the thermodynamics of continuous medium,the dissipation inequation of crack healing is derived from the second law of thermodynamics.An inner variable H is defined which describes the process of crack healing.Based on variable H,the crack healing prosess can be explained,the evolutionary equation and con- stitutive equations of the process can be established,thus making it possible to analyze the process quantitatively. KEY WORDS crack;healing;inner variable;dissipation inequation 本条学米孝条举卷**米华条海冬卷条海学孝茶长每米海米*米#米米孝孝孝孝米学海条海在率换来女米华米*米米※杂米米农来来来旗张海滨染华春#海换米￥海海来凝条※在米#旅米游 (上接第105页) Application of Data Mining to Predicting the Stability of Rock Slope ZHANG Zhiqiang",CAI Sijing",MA Pingbo? 1)Civil and Environmental Engineering School,University Science and Technology Beijing,Beijing 100083,China 2)School of Resource& Civil Engineering.Northern University,Shenyang 110006,China ABSTRACT A method was proposed for assessing the stability of rock slope,of which the knowledge about the stability of rock slopes is extracted from data cases of rock slopes and the integrated intelligent system is built for assessment.The system can be used to predict and assess the stability of any rock slope with the information meas- ured from the rock slope. KEY WORDS data mining;rock slope:stability北 京 科 技 大 学 学 报 年 第 期 一 ， 、 为从灯期， 方飞 加犷 ， 万刁 五嗯匆 ， ， ， 』， ， 勿 田叭 ， ， 氏 ， 户曲 上接 第 页 刁万 ’ ， ’ 岁几人‘ 咬 ” ， ， ， ， ， ， ， 刀