The quality and the output of coated paper were affected by the scratch heavily, resulting in decrease of the efficiency of production line.
刮痕在刮刀涂布过程中的存在严重地影响了涂布纸的质量和产量 ，从而导致涂布生产线运作效率下降。
2
Blade scratch Paper defect where there is a hair-like indentation in a coated surface running in grain direction. Caused by a particle lodged behind the blade during coating.