TY - JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE) A1 - ZOU Na-na1, ZHENG Zhou-shun1*, BING Lei2,WEN Juan1, WANG Shuang1 T1 - The fractal models of real contact area and contact load for  particles surface in PIM Y1 - 2011-12-14 JF - JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE) JO - JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE) SP - 114 EP - 118 VL - 46 IS - 1 UR - http://lxbwk.njournal.sdu.edu.cn N1 - ER -