材料经本机矫正后，光滑平顺无压痕，不损材料表面，适用各种金属板类。
After correction by the smooth, smooth without indentation, material surface, suitable for various metal plate.
采用该方法成形的零件，表面光滑、无拉深压痕。
The parts shaped in this way are free of dents but with smooth surfaces.
外观：表面应平整光滑，无皱纹和裂纹，适量避免其它缺陷，如擦伤、压痕等，允许有少量斑点。
Requirement Appearance: surface should be flat and velvet, without wrinkle and crack, avoid other disfigurement, such as scratch, impress, a few spot is available.
外观：表面应平整光滑，无皱纹和裂纹，适量避免其它缺陷，如擦伤、压痕等，允许有少量斑点。
Requirement Appearance: surface should be flat and velvet, without wrinkle and crack, avoid other disfigurement, such as scratch, impress, a few spot is available.
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