提出了基于等高面和基于灰度量化的两种实时掩膜产生方法，编制了相应的计算软件；
Two methods based on the contour plane and the descritized gray scales for real-time mask are proposed and the relevant software for the techniques is developed.
提出了基于等高面和基于灰度量化的两种实时掩膜产生方法，编制了相应的计算软件；
Two methods based on the contour plane and the descritized gray scales for real-time mask are proposed and the relevant software for the techniques is developed.
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