短语词组短語built -up edge [機]積屑瘤;[機]切屑瘤;刃口積屑緣;繙譯the built -up edge 稱之爲積屑瘤Built -up of the cutting edge 刀刃附著物restrain built -up edge and scale 抑制積屑瘤和鱗刺 返回 built-up-edge