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Red Sun Glass Testing Standard
2023-06-08 424
Inspection items and technical requirements1. Appearance: The surface of the glass cover is smooth and clean, without obvious dirt, sharp glass fragments or other foreign objects, and without obvious
2023-06-08 424
Inspection items and technical requirements1. Appearance: The surface of the glass cover is smooth and clean, without obvious dirt, sharp glass fragments or other foreign objects, and without obvious