10LIU HongTao1,2 & GE ShiRong1 1 Institute of Tribology and Reliability Engineering,China University of Mining & Technology,Xuzhou 221008,China,2 College of Mechanical and Electrical Engineering,China University of Mining & Technology,Xuzhou 221116,China.Description to wear debris boundaries by radar graph fractal method[J].Chinese Science Bulletin,2007,52(16):2285-2290. 被引量:6