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车加工时,为避免切屑飞溅到车工的脸上。可用如图所示的结构,即将1英寸宽的薄钢片压放在固定刀具的螺钉下,钢片弯成如图所示的形状,使其伸出
Car machining, in order to avoid the chip splash to the face of the car workers. The structure shown in the figure may be used by pressing a 1 inch wide sheet of steel under a screw holding a tool and bending the sheet into the shape shown in the figure to extend it