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本文介绍了燃气轮机涡轮叶片枞树形榫槽以拉削代替铣削工艺的研究工作,着重论述组合拉刀设计与改进。
This paper introduces the research work of gas turbine turbine blade fir-tree tenon groove to broach instead of milling technology, focusing on the combination broach design and improvement.