稀土改性GCr15钢与保持架材料间的滑动摩擦磨损
李林龙, 杨丽琪, 薛伟海, 高禩洋, 王旭, 段德莉, 李曙

Sliding Friction and Wear between Rare Earth Modified GCR15 Steel against Cage Materials
LI Linlong, YANG Liqi, XUE Weihai, GAO Siyang, WANG Xu, DUAN Deli, LI Shu
图3 块状试样的扫描电镜照片
Fig.3 SEM images of block samples (a) rare earth GCr15 (b) ordinary GCr15