为了获得超光滑光盘模具镜面，选用金刚石磨料抛光光盘模具。
In order to achieve an ultra-fine mirror surface of mould for optical disk, diamond abrasive was adopted to polish the mould surface.
为了获得超光滑光盘模具镜面，选用金刚石磨料抛光光盘模具。
In order to achieve an ultra-fine mirror surface of mould for optical disk, diamond abrasive was adopted to polish the mould surface.
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