File:Didymium production-zh-cn.jpg
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![File:Didymium production-zh-cn.jpg](https://upload.wikimedia.org/wikipedia/commons/thumb/b/be/Didymium_production-zh-cn.jpg/800px-Didymium_production-zh-cn.jpg?20210619092745)
Size of this preview: 800 × 566 pixels. Other resolutions: 320 × 226 pixels | 640 × 453 pixels | 1,024 × 724 pixels | 1,280 × 905 pixels | 2,339 × 1,654 pixels.
Original file (2,339 × 1,654 pixels, file size: 127 KB, MIME type: image/jpeg)