研究结果表明：该方法能解决闭式整体叶盘通道插铣区域划分和直纹包络面生成问题，可有效实现闭式整体叶盘的五坐标开槽粗加工。
The results show that the channel region division and the ruled envelope surface generating can be solved by this approach, and the slot plunge milling of closed blisk can be achieved effectively.
研究结果表明：该方法能解决闭式整体叶盘通道插铣区域划分和直纹包络面生成问题，可有效实现闭式整体叶盘的五坐标开槽粗加工。
The results show that the channel region division and the ruled envelope surface generating can be solved by this approach, and the slot plunge milling of closed blisk can be achieved effectively.
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