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用新一代双刃镗刀可大大地提高内形部件的粗、精加工综合效率,目前已取得一定的实用经验并足可用以选择刀具材料与几何形状。
With a new generation of double-edged boring tool can greatly improve the internal components of rough, finishing the overall efficiency, has made some practical experience and sufficient to select the tool material and geometry.