切纸刀保护螺栓是切纸刀的关键保护部件。
The safety screw is one of the most important parts of the paper knife.
858厚层切纸刀：该机选用摇转式压纸，利用杠杆式裁切轻松方便，安排合理。
Thick Layer paper Cutter: This machine adopts rocking-turn pressing paper and USES lever-cutting to make cutting easily and convenient.
本实用新型一种带红外线显示的切纸刀的有益效果是显示切刀的位置，在切裁时不会将文件或照片切斜。
The paper knife with infrared display has the advantages that the position of the paper knife is displayed, so files or photos can not be cut slantways in cutting.
本实用新型一种带红外线显示的切纸刀的有益效果是显示切刀的位置，在切裁时不会将文件或照片切斜。
The paper knife with infrared display has the advantages that the position of the paper knife is displayed, so files or photos can not be cut slantways in cutting.
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