There are many different methods to develop the same undevelopable curved surface, the criteria must be created to evaluate which one is the most appropriate.
对同一不可展曲面的展开可有多种近似展开方法，究竟哪种方法更为合理应建立相应的评判标准。
There are many different methods to develop the same undevelopable curved surface, the criteria must be created to evaluate which one is the most appropriate.
对同一不可展曲面的展开可有多种近似展开方法，究竟哪种方法更为合理应建立相应的评判标准。
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