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钢管或角铁常常用去除材料的方法加工成所需的角度。我从实践中总结出一个经验公式,用于计算钢管或角铁的去除材料量:
Steel tubes or angle irons are often machined to the desired angle by removing the material. In practice, I summed up an empirical formula for calculating the amount of material removed from a steel pipe or angle iron: