N-COUNT Scuff marks are marks made on a smooth surface when something is rubbed against it. (光滑平面上的)擦痕 [usu pl]
Scuff marks from shoes are difficult to remove.
鞋上的擦痕很难去除。
A serials of problems of miss position of roll, easy damage of guide and guard, scuff mark of piece were common during oval piece entering round pass by 2-h horizontal mill.
在用水平二辊连轧机轧制中，椭圆轧件进入圆孔型翻转时易出现错辊、导卫装置损坏、轧件划伤等一系列问题。
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