The Development of A New Test-bed of Rolling-mill Oil Film Bearing
zhao chun-jiang~1; jia zhi-yong~2; huang qing-xue~1 (1.taiyuan science & technology university ; the rolling engineering center of shan-xi province ; taiyuan 030024; china; 2.qinhuangdao harbour group co.; hebei qinhuangdao 066002; china)