The differences between reverse engineering (re) and traditional obverse design were compared, and the coordinate data collecting and modelling in re were discussed.

比较了逆向工程技术(RE)与传统的正向设计的差别，对于实施RE中的坐标数据采集和建模技术进行了论述。

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It consists of two MEDALS, of which the obverse pattern takes the torch relay and Olympic torch pattern as the design theme.

共有一套两枚组成，纪念币正面图案以火炬接力标志及奥运火炬图形为设计主题。

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