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我厂车工车间制作了三爪车削平面找正靠板,使用这种靠板找正工件既省工又省时。靠板材料为G6,形状如图所
I plant lathe workshop made three-jaw turning plane to find positive by the board, using this type of board to find the workpiece is both labor-saving and time-saving. G6 by the board material, the shape shown