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No bubbles, no serious distortion, no degumming, good brightness.
无气泡，无严重变形，不脱胶，良好的亮度。
youdao
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No distortion, no degumming, neatly cut at both ends of surface, smooth surface.
无变形，无脱胶，两端面切口整齐，表面平整光滑。
youdao
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No distortion, no degumming, neatly cut at both ends of surface, smooth surface.
无变形，无脱胶，两端面切口整齐，表面平整光滑。
youdao