Earnestly fulfill the President of each class or instructor layout work.

认真完成每次课后社长或指导老师布置的作业。

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Then layout and work out the cutting trace of impeller blade.

然后根据叶片的造型方法规划和求解叶片的数控加工轨迹。

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Then layout and work out the cutting trace of impeller blade.

然后根据叶片的造型方法规划和求解叶片的数控加工轨迹。

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